*Disclaimer: Tossions earns a commission from qualifying purchases.

The 8 Best modem for comcast xfinity 300 of 2023

Are you trying to find modem for comcast xfinity 300 among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!

We investigated and evaluated a number of the top-selling modem for comcast xfinity 300 on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 28 hours of research and did 68 modem for comcast xfinity 300 tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!

An overview of our top picks

Table of contents

The best modem for comcast xfinity 300 you can buy today

SaleNo. 1
NETGEAR Cable Modem Wi-Fi Router Combo C6250 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 300 Mbps | AC1600 Wi-Fi Speed | DOCSIS 3.0
21,119 Consomer Reviews
NETGEAR Cable Modem Wi-Fi Router Combo C6250 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 300 Mbps | AC1600 Wi-Fi Speed | DOCSIS 3.0
  • COMPATIBLE WITH ALL MAJOR CABLE INTERNET PROVIDERS: Including certification by Xfinity by Comcast, COX, and Spectrum. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service.
  • SAVE MONTHLY RENTAL FEES: Model C6250 replaces your cable modem and WiFi router saving you up to 168 dollars/yr in equipment rental fees.
  • SPEEDS BY CARRIER: Spectrum (up to 300Mbps), Xfinity (up to 200Mbps), Cox (up to 150Mbps).
  • FAST WiFi PERFORMANCE: Get up to 1500 sq ft wireless coverage and 25 devices connected with AC1600 speed (up to 1600 Mbps).
  • VERSATILE CONNECTIONS: 2 Gigabit Ethernet ports and 1 USB port give you fast wired connections to your computer, printer, game box, storage drive, and other devices.
  • MODEM TECHNOLOGY: Engineered with 16x4 channel bonding and DOCSIS 3.0.
  • SAFE & SECURE: Includes parental controls, and supports WEP and WPA/WPA2 wireless security protocols.
  • The List of supported "Internet Service Providers" is available in the "Compatibility Guide" under "Product guides and documents" Section
SaleNo. 2
NETGEAR Cable Modem with Voice CM500V - For Xfinity by Comcast Internet & Voice | Supports Cable Plans Up to 300 Mbps | 2 Phone lines | DOCSIS 3.0 (Renewed)
784 Consomer Reviews
NETGEAR Cable Modem with Voice CM500V - For Xfinity by Comcast Internet & Voice | Supports Cable Plans Up to 300 Mbps | 2 Phone lines | DOCSIS 3.0 (Renewed)
  • COMPATIBLE WITH XFINITY INTERNET & VOICE SERVICE: Certified by Comcast for Xfinity. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and non-Xfinity voice services.
  • SAVE MONTHLY RENTAL FEES: Model CM500V replaces your cable modem saving you up to $150/yr in equipment rental fees.
  • BUILT FOR FAST SPEED: Best for cable provider plans up to 300 Mbps speed.
  • WORKS WITH ANY WiFi ROUTER: Connect any WiFi router to this modem's ethernet port to support all your wireless devices.
  • ETHERNET CONNECTIONS: 1 Gigabit Ethernet port connects to your computer or separate Wi-Fi router.
  • VOICE PHONE SUPPORT: For use with Xfinity Voice service and up to 2 telephone lines with enhanced call features including caller ID, 3-way conference calling, call forwarding and more.
  • MODEM TECHNOLOGY: Engineered with 16x4 channel bonding and DOCSIS 3.0.
SaleNo. 3
NETGEAR Cable Modem Wi-Fi Router Combo C6250 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 300 Mbps | AC1600 Wi-Fi Speed | DOCSIS 3.0
1,514 Consomer Reviews
NETGEAR Cable Modem Wi-Fi Router Combo C6250 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 300 Mbps | AC1600 Wi-Fi Speed | DOCSIS 3.0
  • COMPATIBLE WITH ALL MAJOR CABLE INTERNET PROVIDERS: Including certification by Xfinity by Comcast, COX, and Spectrum. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service.
  • SAVE MONTHLY RENTAL FEES: Model C6250 replaces your cable modem and WiFi router saving you up to $168/yr in equipment rental fees.
  • SPEEDS BY CARRIER: Spectrum (up to 300Mbps), Xfinity (up to 300Mbps), Cox (up to 250Mbps).
  • FAST WiFi PERFORMANCE: Get up to 1500 sq ft wireless coverage and 25 devices connected with AC1600 speed (up to 1600 Mbps).
  • VERSATILE CONNECTIONS: 2 Gigabit Ethernet ports and 1 USB port give you fast wired connections to your computer, printer, game box, storage drive, and other devices.
  • MODEM TECHNOLOGY: Engineered with 16x4 channel bonding and DOCSIS 3.0.
  • SAFE & SECURE: Includes parental controls, and supports WEP and WPA/WPA2 wireless security protocols.
No. 4
Motorola MG7550 Modem WiFi Router Combo with Power Boost | Approved by Comcast Xfinity, Cox, Charter Spectrum, More | for Cable Plans Up to 300 Mbps | AC1900 WiFi Speed | 16x4 DOCSIS 3.0
6,565 Consomer Reviews
Motorola MG7550 Modem WiFi Router Combo with Power Boost | Approved by Comcast Xfinity, Cox, Charter Spectrum, More | for Cable Plans Up to 300 Mbps | AC1900 WiFi Speed | 16x4 DOCSIS 3.0
  • 16x4 DOCSIS 3.0 cable modem plus a built-in AC1900 Dual Band (2.4 GHz and 5 GHz) WiFi Gigabit Router with four Gigabit (GigE) Ethernet ports, a firewall DFS, Power Boost, and more. This product is recommended for actual cable Internet service speeds up to 375 Mbps. A Broadcom cable modem chipset provides security from Denial of Service attacks. WiFi performance is exceptionally good, even in multi-dwelling units with lots of WiFi noise from neighbors. DFS and Power Boost are key
  • Requires cable Internet service. Approved by and for use with Comcast Xfinity and Xfinity X1, Cox, Charter Spectrum, Time Warner Cable, Suddenlink, WOW., CableOne and other cable service providers. Eliminate cable modem rental fees up to 156 dollars per year. (Savings are shown for Xfinity and vary by cable service provider. No cable modem is compatible with fiber optic, DSL, or satellite services from Verizon, AT&T, CenturyLink, Frontier, and others. Model MG7550 has no phone jack.)
  • Built-in high-speed Wi-Fi router with AC1900 Wi-Fi, and Power Boost, and DFS provides Internet access for Wi-Fi devices including smartphones, notebooks, tablets, game stations, HDTVs, Amazon Echo, Google Home, Chromecast, Roku, Amazon Fire TV, and AppleTV. Four 10/100/1000 Gigabit Ethernet LAN ports provide wired connections to Windows and Mac computers, HDTVs, game stations, streaming TV devices, and other Ethernet-capable devices.
  • Wireless Power Boost adds high-performance WiFi power amplifiers to boost the wireless signals to the legal limit, giving a significant boost in speed and range. The router can work on WiFi DFS frequencies, unlike most routers, so it is much less vulnerable to WiFi interference from neighbors. In addition, AnyBeam beamforming at both 2.4 GHz and 5 GHz frequencies focuses the signal on wireless clients to further enhance performance and range.
  • Integrating the cable modem and router creates a reliable connection that reduces unwieldy wiring and power adapter clutter while conserving desk space. The vertical design minimizes shelf space and improves cooling while looking great in any home or office. A two-year warranty plus rugged lightning and power surge circuits protect your investment.
No. 5
NETGEAR Renewed C3700-100NAR C3700-NAR DOCSIS 3.0 WiFi Cable Modem Router with N600 8x4 Download speeds. Certified for Xfinity from Comcast, Spectrum, Cox, Cablevision & More
1,096 Consomer Reviews
NETGEAR Renewed C3700-100NAR C3700-NAR DOCSIS 3.0 WiFi Cable Modem Router with N600 8x4 Download speeds. Certified for Xfinity from Comcast, Spectrum, Cox, Cablevision & More
  • Netgear Certified Refurbished product is manufacturer refurbished to work and look as new with 90 Day Warranty and email support. All accessories are included with limited documentation and additional information online. Netgear recommends to udpate the firmware for the device to be up to date.
  • DOCSIS 3.0 cable modem unleashes 8x faster download speeds up to 340 Mbps faster, smoother WiFi, and works with all major cable Internet providers (Not Compatible with Cable Bundled Voice Services).
  • Certified to work with Cable Internet Providers like XFINITY from Comcast, Time Warner Cable, Cox, Cablevision, Bright House Networks, & More (Not Compatible with Cable Bundled Voice Services).
  • 8x4 channel bonding with Gigabit Ethernet Ports for fast wired, connections USB port to wirelessly share your hard drive.Double firewall protection (SPI and NAT firewall)
  • "Netgear Refurbished product may have a removed serial number. You will need to state the product is refurbished (state the full part number) if emailing customer support. See the attached (image) flyer to obtain the Serial Number and MAC Address information that maybe needed by your Cable provider before contacting them."
SaleNo. 6
Netgear C6250-100NAS AC1600 (16x4) WiFi Cable Modem Router Combo (C6250) DOCSIS 3.0 Certified for Xfinity Comcast, Time Warner Cable, Cox, More (Renewed)
  • Compatible with Xfinity from Comcast, Spectrum, Cox, CableONE & more
  • Three-in-one DOCSIS 3.0 Cable Modem + AC1600 WiFi Router+ 2 Gigabit Wired Switch
  • Up to 680Mbps modem speed and Dual-Band AC1600 (2.4GHz & 5GHz) WiFi speed. 16x4 channel bonding/ Approved for plans up to 300 Mbps
  • DOCSIS 3.0 unleashes 16x faster download speeds than DOCSIS 2.0
  • NETGEASR Genie App +Content filtering Parental Controls allow you to easily manage your network from your Mobile device.Microsoft Internet Explorer 5.0, Firefox 2.0, Safari 1.4, or Google Chrome 11.0 browsers or higher
  • Ideal for streaming HD content, fastest downloads, and high-speed online gaming. System Requirements:Microsoft Windows 7, 8, 10, Vista, XP, 2000, Mac OS, UNIX, or Linux. Use laptop with 3x3 450 Mbps adapter like centrino 6300/5300 for maximum performance
SaleNo. 7
MOTOROLA 16x4 Cable Modem, Model MB7420, 686 Mbps DOCSIS 3.0, Certified by Comcast XFINITY, Charter Spectrum, Time Warner Cable, Cox, BrightHouse, and More
6,697 Consomer Reviews
MOTOROLA 16x4 Cable Modem, Model MB7420, 686 Mbps DOCSIS 3.0, Certified by Comcast XFINITY, Charter Spectrum, Time Warner Cable, Cox, BrightHouse, and More
  • This 16x4 DOCSIS 3.0 cable modem provides speeds up to 686 Mbps, sixteen times faster than DOCSIS 2.0. A Full-Band Capture digital tuner ensures a faster, more reliable Internet.
  • Cable modem's Ethernet port connects to a computer, HDTV, game station, or wireless router. (This Model MB7420 cable modem does NOT have a built-in wireless router and does not have a telephone adapter or phone jack. The Motorola MG7310, MG7315, MG7540 and MG7550 have a built-in wireless router.)
  • Requires cable Internet service. Certified by Comcast XFINITY for residential speeds up to Extreme 300, by Comcast Business for speeds up to Deluxe 250, Time Warner Cable, Cox, Charter Spectrum, BrightHouse, and other leading cable service providers for modem ownership programs that typically save rental charges of 120 dollar or more per year
  • Setup is fast and easy with a few quick steps set out in a Quick Start guide. Experienced USA-based customer support specialists are there to help if you need them.
No. 8
MOTOROLA MG7540 16x4 Cable Modem Plus AC1600 Dual Band Wi-Fi Gigabit Router with DFS, 686 Mbps Maximum DOCSIS 3.0 - Approved by Comcast Xfinity, Cox, Charter Spectrum, More
7,193 Consomer Reviews
MOTOROLA MG7540 16x4 Cable Modem Plus AC1600 Dual Band Wi-Fi Gigabit Router with DFS, 686 Mbps Maximum DOCSIS 3.0 - Approved by Comcast Xfinity, Cox, Charter Spectrum, More
  • 16x4 DOCSIS 3.0 cable modem plus a built-in AC1600 Dual Band (2.4 GHz and 5 GHz) WiFi Gigabit Router with four Gigabit (GigE) Ethernet ports, a firewall, and more. This product is recommended for actual cable Internet service speeds up to 375 Mbps. A Broadcom cable modem chipset provides security from Denial of Service attacks.
  • Requires cable Internet service. Approved by Comcast Xfinity and Xfinity X1, Cox, Charter Spectrum, BrightHouse, WOW., CableOne, RCN, Mediacom and other cable service providers. Eliminate cable modem rental fees up to 168 dollars per year. (Savings are shown for Xfinity and vary by provider). Not compatible with Verizon, AT&T, CenturyLink and other fiber optic, DSL or satellite services. Model MG7540 does not have a phone jack. This model cannot be used for making or receiving telephone calls.
  • Built-in high-speed Wi-Fi router with AC1600 Wi-Fi provides Internet access for Wi-Fi devices including smartphones, notebooks, tablets, game stations, HDTVs, Amazon Echo, Google Home, Chromecast, Roku, Amazon Fire TV, and AppleTV. 4 10/100/1000 Gigabit Ethernet LAN ports provide wired connections to Windows and Mac computers, HDTVs, game stations, streaming TV devices, and other Ethernet-capable devices.
  • The router can work on WiFi DFS frequencies, unlike most routers, so it is much less vulnerable to WiFi interference from neighbors. AnyBeam beamforming at both 2.4 GHz and 5 GHz frequencies focuses the signal on wireless clients to further enhance performance and range.
  • Integrating the cable modem and router creates a reliable connection that reduces unwieldy wiring and power adapter clutter while conserving desk space. The vertical design minimizes shelf space and improves cooling while looking great in any home or office. A 2-year warranty plus rugged lightning and power surge circuits protect your investment.
No. 9
NETGEAR Cable Modem CM500 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 400Mbps | DOCSIS 3.0
14,217 Consomer Reviews
NETGEAR Cable Modem CM500 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 400Mbps | DOCSIS 3.0
  • Save monthly rental fees: Model CM500 replaces your cable modem, saving you up to $168/yr in equipment rental fees.
  • Speeds by carrier: Spectrum (up to 400Mbps), Xfinity (up to 200Mbps), Cox (up to 150Mbps).
  • Works with any wifi router: Connect any WiFi router to this modem's Ethernet port to support all your wireless devices.
  • Ethernet connections: 1 Gigabit Ethernet port connects to your computer or separate WiFi router.
  • Modem technology: Engineered with 16x4 channel bonding and DOCSIS 3.0.
No. 10
NETGEAR Cable Modem CM700 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 500 Mbps | DOCSIS 3.0 (Renewed)
270 Consomer Reviews
NETGEAR Cable Modem CM700 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 500 Mbps | DOCSIS 3.0 (Renewed)
  • COMPATIBLE WITH ALL MAJOR CABLE INTERNET PROVIDERS: Including certification by Xfinity by Comcast, COX, and Spectrum. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and any bundled voice service.
  • SAVE MONTHLY RENTAL FEES: Model CM700 replaces your cable modem saving you up to $150/yr in equipment rental fees.
  • BUILT FOR SUPER-FAST SPEED: Best for cable provider plans up to 500 Mbps speed.
  • WORKS WITH ANY WiFi ROUTER: Connect any WiFi router to this modem's ethernet port to support all your wireless devices.
  • ETHERNET CONNECTIONS: 1 Gigabit Ethernet port connects to your computer or separate Wi-Fi router.
  • MODEM TECHNOLOGY: Engineered with 32x8 channel bonding and DOCSIS 3.0.
SaleNo. 11
NETGEAR Cable Modem CM700 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 500 Mbps | DOCSIS 3.0 (Renewed)
953 Consomer Reviews
NETGEAR Cable Modem CM700 - Compatible with All Cable Providers Including Xfinity by Comcast, Spectrum, Cox | for Cable Plans Up to 500 Mbps | DOCSIS 3.0 (Renewed)
  • input voltage:100 -240V
  • Support Cable Internet Service plans up to 500 Mbps. Separate router required for WiFi. 32x8 channel bonding
  • DOCSIS 3.0 up to 32x faster download speeds than DOCSIS 2.0.Memory: 8 MB NOR flash and 128 MB RAM
  • ELIMINATE MONTHLY CABLE MODEM RENTAL FEES - Up to $120 per year. Compatible with Xfinity from Comcast, Spectrum, Cox, CableONE & more
  • Not compatible with: Verizon, AT&T, or CenturyLink. Not compatible with bundled voice services. IPv6 next generation Internet addressing support
  • System Requirements is microsoft windows 7, 8, 10, vista, xp, 2000, mac os, or other operating systems running a tcp/ip network. Microsoft internet explorer 5.0, firefox 2.0, safari 1.4, or google chrome 11.0 browsers or higher. Check your cable Internet service provider web site for data speed tier compatibility
SaleNo. 12
NETGEAR Cable Modem with Voice CM500V - For Xfinity by Comcast Internet & Voice | Supports Cable Plans Up to 300 Mbps | 2 Phone lines | DOCSIS 3.0, Black, 16x4 w/ Voice (CM500V-100NAS)
  • COMPATIBLE WITH XFINITY INTERNET & VOICE SERVICE: Certified by Comcast for Xfinity. NOT compatible with Verizon, AT&T, CenturyLink, DSL providers, DirecTV, DISH and non-Xfinity voice services.
  • SAVE MONTHLY RENTAL FEES: Model CM500V replaces your cable modem saving you up to $168/yr in equipment rental fees.
  • BUILT FOR FAST SPEED: Best for cable provider plans up to 300 Mbps speed.
  • WORKS WITH ANY WiFi ROUTER: Connect any WiFi router to this modem's ethernet port to support all your wireless devices.
  • ETHERNET CONNECTIONS: 1 Gigabit Ethernet port connects to your computer or separate WiFi router.
  • VOICE PHONE SUPPORT: For use with Xfinity Voice service and up to 2 telephone lines with enhanced call features including caller ID, 3-way conference calling, call forwarding and more.
  • MODEM TECHNOLOGY: Engineered with 16x4 channel bonding and DOCSIS 3.0.
  • Compatible devices: Compatible devices: Microsoft Windows 7, 8, 10, Vista, XP, 2000, Mac OS, or other operating systems running a TCP/IP network Compatible browsers Microsoft Internet Explorer 5.0, Firefox 2.0, Safari 1.4, or Google Chrome 11.0 browsers or higher
  • 16 downstream & 4 upstream channels providing efficient and reliable Internet access
No. 13
Strangers on a (Dublin) Train
662 Consomer Reviews
Strangers on a (Dublin) Train
  • Amazon Prime Video (Video on Demand)
  • Lucy Boynton, Kit Harington, Jack Reynor (Actors)
  • John Carney (Director) - John Carney (Writer) - John Carney (Producer)
  • Chinese, Italian, Spanish, Thai, Portuguese (Playback Languages)
  • Chinese, Italian, Spanish, Thai, Portuguese (Subtitles)
No. 14
NETGEAR Wi-Fi Range Extender EX3700 - Coverage Up to 1000 Sq Ft and 15 Devices with AC750 Dual Band Wireless Signal Booster & Repeater (Up to 750Mbps Speed), and Compact Wall Plug Design
183,230 Consomer Reviews
NETGEAR Wi-Fi Range Extender EX3700 - Coverage Up to 1000 Sq Ft and 15 Devices with AC750 Dual Band Wireless Signal Booster & Repeater (Up to 750Mbps Speed), and Compact Wall Plug Design
  • EXTENDED WIRELESS COVERAGE: Adds Wi-Fi range coverage up to 1000 sq ft, and connects up to 15 devices such as laptops, smartphones, speakers, IP cameras, tablets, IoT devices, and more..Connectivity protocol:Ethernet,Wi-Fi
  • AC750 WI-FI SPEED: Provides up to 750Mbps performance using dual-band and patented FastLane(TM) technology.
  • UNIVERSAL COMPATIBILITY: Works with any wireless router, gateway, or cable modem with Wi-Fi.
  • WIRED ETHERNET PORT: Simply plug in game consoles, streaming players, or other nearby wired devices using the one 10/100M port for maximum speed.
  • SAFE & SECURE: Supports WEP and WPA/WPA2 wireless security protocols.
  • SIMPLE TO SETUP: Press the WPS button to connect to your router. Use the NETGEAR WiFi Analyzer app for optimal location.
SaleNo. 15
Motorola MB7621 Cable Modem | Pairs with Any WiFi Router | Approved by Comcast Xfinity, Cox, and Spectrum | for Cable Plans Up to 900 Mbps | DOCSIS 3.0
26,121 Consomer Reviews
Motorola MB7621 Cable Modem | Pairs with Any WiFi Router | Approved by Comcast Xfinity, Cox, and Spectrum | for Cable Plans Up to 900 Mbps | DOCSIS 3.0
  • Model MB7621 is recommended for actual cable Internet service speeds up to 650 Mbps. Wirecutter rates this “the best modem for most people.” A Full-Band Capture Digital Tuner ensures faster, more reliable Internet.
  • This cable modem's 1 Gigabit Ethernet port connects to a WiFi router, computer, HDTV, game station, or streaming video device. Great for use with Whole Home WiFi or Mesh networks like eero, Google WiFi, and Orbi. (This cable modem does not have a built-in wireless router or telephone call capability. The Motorola MG7315, MG7540, MG7550, and MG7700 have a built-in wireless router.)
  • Requires cable Internet service.Approved by and for use with Comcast Xfinity and Xfinity X1, Cox, Charter Spectrum, Time Warner Cable, BrightHouse, CableOne, SuddenLink, RCN, and other cable service providers. Eliminate cable modem rental fees up to 156 dollars per year. (Savings are shown for Xfinity and vary by cable service provider. No cable modem is compatible with fiber optic, DSL, or satellite services from Verizon, AT&T, CenturyLink, Frontier, and others. Model MB7621 has no phone jack.)
  • Setup is fast and easy using the quick start guide.
  • Attractive, compact design minimizes shelf space, improves cooling, and extends product life while looking great in any home or office. A 2-year warranty plus rugged lightning and power surge circuits protect your investment.
SaleNo. 16
ARRIS SURFboard SB6190 DOCSIS 3.0 32 x 8 Gigabit Cable Modem | Comcast Xfinity, Cox, Spectrum | 1 Gbps Port | 800 Mbps Max Internet Speeds | Easy Set-up with SURFboard Central App | 2 Year Warranty
5,220 Consomer Reviews
ARRIS SURFboard SB6190 DOCSIS 3.0 32 x 8 Gigabit Cable Modem | Comcast Xfinity, Cox, Spectrum | 1 Gbps Port | 800 Mbps Max Internet Speeds | Easy Set-up with SURFboard Central App | 2 Year Warranty
  • A Trusted Name in Home Connectivity: Better connectivity, better speed. The ARRIS SURFboard SB6190 DOCSIS 3.0 Cable Modem is designed to bring you better connectivity, increase your network capability and provide faster streaming and downloading throughout your home. From a trusted brand with over 260 million modems sold and growing.
  • Save Money: Own your modem and save. Reduce your cable bill up to $168 dollars per year in cable modem rental fees (Savings vary by cable service provider). Certified for use with most U.S. cable internet service providers. For a complete list see additional details below.
  • Modem Technology: DOCSIS 3.0 is a reliable, broadly available, and affordable technology that delivers high speed internet to your home devices.
  • Simple and Secure Set-up: Plug-in the device, download the SURFboard Central App, and follow the instructions to activate the modem. Connect to a Wi-Fi router for networking.
  • Compatibility: The SURFboard SB6190 is compatible with major U.S. cable internet providers including Cox, Spectrum, Xfinity and others. It's approved for cable internet speed plans up to 800 Mbps. Check your Internet Service Provider (ISP) website to confirm compatibility.
  • What's in the Box: When you purchase you will get an ARRIS SURFboard SB6190 Cable Modem, Power Supply, Quick-Start guide, and 2-year warranty card.
  • Ethernet Ports: Has one 1-Gigabit ethernet port to connect to a Wi-Fi router or other wired device.
  • Dedicated Customer Support: Live Chat and Phone Support available 8am -1am EST.
  • Warranty Provided by ARRIS: Product ships with 2-Year Limited Warranty.
SaleNo. 17
ARRIS SURFboard SBV2402 DOCSIS 3.0 Cable Modem | Comcast Xfinity Internet & Voice | 1 Gbps Port | 2 Telephony Ports | Supports Xfinity 800 Mbps Max Internet Speed | 2 Year Warranty
  • A Trusted Name in Home Connectivity: Better connectivity, better speed. The ARRIS SURFboard SBV2402 DOCSIS 3.0 Cable Modem is designed to bring you better connectivity, increase your network capability and provide faster streaming and downloading throughout your home. From a trusted brand with over 260 million modems sold and counting.
  • Save Money: Own your modem and save. Reduce your cable bill up to $168 dollars per year in cable modem rental fees. For use with Xfinity Internet & Voice Service.
  • Modem Technology: DOCSIS 3.0 is a reliable, broadly available, and affordable technology that delivers high speed internet to your home devices.
  • Simple and Secure Set-up: Plug-in the device, download the SURFboard Central App, and follow the instructions to activate the modem. Connect to a Wi-Fi router for networking.
  • Compatibility: The SURFboard SBV2402 is compatible with Xfinity Internet & Voice servive and is approved for cable internet speed plans up to 800 Mbps.
  • What's in the Box: When you purchase you will get an ARRIS SURFboard SBV2402 Cable Modem, Power Supply, Quick-Start guide, and 2-year warranty card.
  • Ethernet & Telephony Ports: Has two 1-Gigabit ethernet ports to connect to a Wi-Fi router or other wired device plus two telephony ports for digital voice service.
  • Dedicated Customer Support: Live Chat and Phone Support available 8am -1am EST.
  • Warranty Provided by ARRIS: Product ships with 2-Year Limited Warranty.
SaleNo. 18
ARRIS SURFboard SBG10 DOCSIS 3.0 16 x 4 Gigabit Cable Modem & AC1600 Wi-Fi Router | Comcast Xfinity, Cox, Spectrum | Two 1 Gbps Ports | 400 Mbps Max Internet Speeds | SURFboard App | 2 Year Warranty
  • A Trusted Name in Home Connectivity: Get high speeds, better coverage, and a two-in-one product! With the ARRIS SURFboard SBG10 Wi-Fi Cable Modem, you will increase your network capability and get fast streaming and downloading throughout your home. From a trusted brand with over 260 million modems sold and growing.
  • Save Money: Own your modem and save. Reduce your cable bill up to $168 dollars per year in cable modem rental fees (Savings vary by cable service provider). Certified for use with most U.S. cable internet service providers. For a complete list see additional details below.
  • Modem Technology: DOCSIS 3.0 is a reliable, broadly available, and affordable technology that delivers high speed internet to your home devices.
  • Simple and Secure Set-up: Just plug-in, download the SURFboard Central App, and follow the step-by-step intrstuctions to activate the modem, set-up and customize your Wi-Fi network, and add devices to your home network! Once setup is complete, the app provides real-time monitoring of the devices on your network, enhanced parental controls like setting time limits and pausing internet and much more.
  • Compatibility: The SURFboard SBG10 is compatible with major U.S. cable internet providers including Cox, Spectrum, Xfinity and others. It's approved for cable internet speed plans up to 400 Mbps. Check your Internet Service Provider (ISP) website to confirm compatibility.
  • What's in the Box: When you purchase you will get an ARRIS SURFboard SBG10 Cable Modem, Power Supply, Quick-Start guide, and 2-year warranty card.
  • Router Technology: Features two 1-Gigabit ethernet ports and delivers Wi-Fi 5 speeds up to 1.6 Gbps (1600 Mbps).
  • Dedicated Customer Support: Live Chat and Phone Support available 8am -1am EST.
  • Warranty Provided by ARRIS: Product ships with 2-Year Limited Warranty.
SaleNo. 19
NETGEAR CM500-100NAR DOCSIS 3.0 Cable Modem with 16x4 Max Download speeds of 680Mbps. Certified for XFINITY by Comcast, Time Warner Cable, Cox, Charter & More (Renewed)
704 Consomer Reviews
NETGEAR CM500-100NAR DOCSIS 3.0 Cable Modem with 16x4 Max Download speeds of 680Mbps. Certified for XFINITY by Comcast, Time Warner Cable, Cox, Charter & More (Renewed)
  • Netgear Certified Refurbished product is manufacturer refurbished to work and look as new with 90 Day Warranty and email support. All accessories are included with limited documentation and additional information online.
  • Eliminate monthly cable modem rental fee's ($120 or more a year).
  • DOCSIS 3.0 Cable Modem with 1 Gigabit Ethernet port.
  • Up to 680Mbps download and upload speed. Separate router required for WiFi. 16x4 channel bonding
  • Netgear Refurbished product may have a removed serial number. You will need to state the product is refurbished (state the full part number) if emailing customer support. See the attached (image) flyer to obtain the Serial Number and MAC Address information that maybe needed by your Cable provider before contacting them.
  • Gigabit Ethernet port—Fastest wired speeds to connect your router or computer
No. 20
Motorola MB7420 Cable Modem + AC2600 Smart Wi-Fi Router | Approved for Comcast Xfinity, Cox, and More – Separate Modem and Router Bundle
  • Why a separate modem and router: Get better control over your network, optimize router placement, and save money over the long term.
  • The Motorola AC2600 router provides a high-speed intelligent router link between all your WiFi and Ethernet devices and whatever Ethernet-capable modem you choose for Internet access. The MR2600 delivers very high speeds and extended range even when you’re far from your router or surrounded by WiFi noise from neighbors.
  • Four external adjustable antennas provide concurrent 4X4 performance for both 5 GHz and 2.4 GHz connections. 802.11ac Wave 2 MU-MIMO technology dramatically speeds up your network, allowing high-speed communication with multiple WiFi devices.
  • This 16x4 DOCSIS 3.0 cable modem provides speeds up to 686 Mbps, sixteen times faster than DOCSIS 2.0. A Full-Band Capture digital tuner ensures a faster, more reliable Internet.
  • Expert, friendly support from the USA. 2 year warranty from Motorola, a company you trust.

How to choose a good modem for comcast xfinity 300

Does the idea of finding a fantastic modem for comcast xfinity 300 make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!

Your presence here indicates that you are interested in modem for comcast xfinity 300. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top modem for comcast xfinity 300 products available right now. You might be wondering how we came up with the list. How was this buying guide developed?

First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top modem for comcast xfinity 300 on the market right now!

The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:

Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top modem for comcast xfinity 300 brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.

Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top modem for comcast xfinity 300 based on those.

Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.

Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.

Customer ratings:  Would it be accurate to suggest that the modem for comcast xfinity 300 were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.

Customer Reviews: Like ratings,  provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.

Seller Rank: This is very intriguing! Not only do you need a good modem for comcast xfinity 300, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.

Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your modem for comcast xfinity 300.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting modem for comcast xfinity 300 for months and years to come.

Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.

Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.

These are the standards by which we selected our modem for comcast xfinity 300. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.

Why should you believe us?

There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what modem for comcast xfinity 300 should you purchase in 2022?

This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on modem for comcast xfinity 300.