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The 8 Best mr heater space heaters of 2025

Are you trying to find mr heater space heaters 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 mr heater space heaters 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 13 hours of research and did 48 mr heater space heaters 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 mr heater space heaters you can buy today

No. 1
Mr. Heater 1500W Portable Ceramic Forced Air Electric Heater
  • 1500 Watts / 120 Volts
  • 5,118 BTU per hour
  • Heats up to 170 sq ft
  • Instant, whisper quiet heat
  • Thermostatically controlled
No. 2
Mr. Heater Portable Buddy Heater MH9BX 4,000-9,000 BTU Indoor-Safe Propane Radiant Heater For Campers, Workshops, Job Sites, Patios & More - Red, Black
25,905 Consomer Reviews
Mr. Heater Portable Buddy Heater MH9BX 4,000-9,000 BTU Indoor-Safe Propane Radiant Heater For Campers, Workshops, Job Sites, Patios & More - Red, Black
  • POWERFUL RADIANT HEAT: This portable gas heater provides cozy, sun-like warmth; with advanced infrared technology, it directly heats objects and people, offering adjustable settings from 4,000 to 9,000 BTUs; ideal for spaces up to 225 sq. ft.
  • IMPROVED SAFETY FEATURES: The propane buddy heater has enhanced the performance of its tip-over safety switch; you’ll hear it engage if the unit is shaken, bounced, or tipped, providing reliable and safe heat
  • RELIABLE IGNITION: Equipped with a durable Piezo igniter; this LP heater offers quick, safe ignition without matches or lighters; just press the button to spark the fuel and start heating immediately; no external flame or batteries required
  • SIMPLE OPERATION: The propane infrared heater has an easy start knob, fold-down handle for portability, and a swivel regulator that easily connects to a 1 lb. cylinder; or adapts to a 20 lb. tank with an optional hose and filter for flexible use
  • FUEL EFFICIENT: Enjoy 6 hours of warmth on the low 4,000 BTU setting and 3 hours on the high 9,000 BTU setting; this outdoor gas heater burns just 0.044 gal/hr at 4,000 BTU and 0.099 gal/hr at 9,000 BTU, ensuring efficient and long-lasting heat
SaleNo. 3
Mr. Heater MHVFRD10NG 10,000 BTU Vent-Free Radiant Natural Gas Heater For Office, Home, Garage, Patio, Sunroom & Cabin - White
  • POWERFUL HEATING: This natural gas wall heater efficiently delivers powerful, sun-like warmth with a 10,000 BTU output covering spaces up to 300 sq. ft
  • RADIANT VENT FREE GAS HEATER: Utilizes multiple burner tiles and its advanced infrared technology to harness radiant heat; warming the objects in the room to heat the air; ideal for providing supplemental heat in offices, garages, patios, & cabins
  • SAFETY PROTECTION: This indoor gas heater features an automatic low-oxygen shut-off system; its sensor detects oxygen drops, instantly cutting gas to stop the heater; ensuring safe, reliable warmth for you and your family
  • EASY TEMPERATURE CONTROL: This ventless natural gas heater features a multi-output valve for easy temperature regulation, ensuring consistent, safe heat; its battery-powered electronic ignition allows for quick, one-handed startup
  • FLEXIBLE & EASY SETUP: This ventless gas heater offers versatile installation options to suit your space; it includes sturdy feet for secure floor placement and mounting hardware to hang on the wall so it can accommodate the needs of your space
SaleNo. 4
Mr. Heater Corporation Convection Heater, 30- 80K BTU/HR,Silver
  • 30,000 - 80,000 BTU per hour made for use with propane gas
  • Heats up to 2,000 sq. Ft. And operates up to 14 hours on a 100 lb. Propane ta
  • Standing pilot for increased safety
  • No electricity required and fully assembled, ready to use
  • Comes with 10 ft. hose and regulator and has a P.O.L. Tank connection
No. 5
Mr. Heater F215100 MH4B Little Buddy 3800-BTU, Indoor Safe Propane Heater With ODS & Tip-Over Protection, Heating Area Up to 95 Sq. Ft - Lightweight, Medium - Black/Red
  • 3800 BTU PER HR & COVERAGE: This propane radiant heater delivers 3,800 BTU with a 45° heating angle, ideal for small spaces like tents up to 95 sq. ft. Works efficiently at elevations up to 7,000 feet, ensuring warmth in enclosed areas
  • SAFETY FIRST WITH THIS INDOOR CORDLESS HEATER: Featuring an automatic low oxygen shut-off system (ODS), patented cross thread protection system and accidental tip-over safety shut-off for reliable protection in enclosed spaces.
  • PORTABLE HEATER W/ SIMPLE ON/OFF BUTTONS & RUNTIME: This portable propane heater is simple to operate, with a run time of 5.6 hours at max BTU on a 1-pound cylinder (not included).
  • QUIET, CLEAN, ODOR-FREE INDOOR & OUTDOOR HEATER: Delivers quiet, clean, odor-free operation making it the ideal camper or tent heater for emergency heat, or use on job sites, patios, picnics, and other outdoor activities.
  • USAGE NOTE: Not for use with golf carts or motorized vehicles. Unauthorized accessories or attachments for the propane indoor heater are prohibited and may lead to serious injury and void the warranty
No. 6
Mr. Heater MH9BX-Massachusetts/Canada approved portable Propane Heater
  • 4,000- to 9,000-BTU radiant heater for spaces up to 225 square feet. Approved for outdoor use; clean-burning; nearly 100-percent efficient
  • When operating the heater at altitudes over 7,000 FT above sea level the heater may shut off.
  • Auto shut-off if tipped over, if pilot light goes out, or if detects low oxygen levels
  • Fold-down handle; swivel-out regulator; connects to propane tank (not included). Run Time (Hrs at Min BTU) - 5.6 Hours
  • THE USE OF UN-AUTHORIZED ACCESSORIES/ATTACHMENTS WITH THIS HEATER ARE EXPRESSLY PROHIBITED, MAY CAUSE SERIOUS INJURY, AND WILL VOID THE WARRANTY.
SaleNo. 7
Mr. Heater MHVFBF20LPT 20,000 BTU Blue Flame Vent Free Propane Heater For Cold Rooms, Additions, Sun Rooms Cabins & Garage - White
  • POWERFUL PROPANE WALL HEATER: Provides up to 20,000 BTUs of heat, effectively warming rooms and cabins up to 700 sq. ft. & designed for reliable performance even at elevations up to 4,500 ft. for consistent warmth in cold conditions
  • EASY CONTROL & IGNITION: This blue flame heater features a thermostat for accurate temperature control and a hassle-free startup with its battery-powered electronic ignition (battery included) & consumes fuel at a rate of .926 lbs per hour
  • SAFE HEAT: One of the most important features of this propane indoor heater is the factory standard automatic low oxygen shut-off system (Oxygen Depletion Sensor-ODS) that ensures safe operation whenever in use
  • CONVECTION HEAT: This ventless propane heater features a blue flame burner that uses convection heating, which heats the air, not objects, and disperses that heated air through the area, warming the room from top down, similar to a fireplace
  • VERSATILE MOUNTING: Other wall heaters for indoor use are required to be fixed to a wall where ours is designed for mounted or free-standing use, with legs & mounting hardware included for simple installation to meet the needs of your space
SaleNo. 8
Mr. Heater 1500W Portable Ceramic Electric Buddy Heater
  • Heats up to 170 sq. ft
  • 120v, 1500W
  • Features a tip-over safety switch and overheat protection
  • Fold down handle
  • Adjustable thermostat
  • Ceramic heating element
  • 2 Heat settings: low/high
  • Fan only setting
  • Power indicator light
  • Ideal for small and medium rooms
No. 9
Mr. Heater F236120 MH165FAET 1.5 kW Forced Air Electric Heater
  • Thermostat Included
  • Standard 120V plug
  • Vertically adjustable barrel
  • Optional fan only operation
  • High and low settings
No. 10
Mr. Heater MHVFBF30NGT 30,000 BTU Vent Free Blue Flame Natural Gas Heater - Wall Mount Space Heater For Cold Rooms, Sun-rooms, and more - White
  • POWERFUL HEAT: This gas wall heater provides up to 30,000 BTUs with natural gas, turning cold rooms, additions, or other spaces into cozy retreats; perfect for areas up to 1,000 sq. ft. and effective at altitudes up to 4,500 feet
  • PRECISE HEATER THERMOSTAT CONTROL: Equipped with a convenient thermostat for accurate temperature adjustment to ensure your space stays comfortable; includes a free battery to power the reliable electric ignition for hassle-free operation
  • FUEL-EFFICIENT BLUE FLAME HEATER: Delivers efficient warmth with a blue flame burner, consuming just .030 MCF per hour; it ensures consistent convection heat, offering even and energy-efficient warmth while minimizing energy usage
  • SAFE HEAT: This wall space heater is equipped with a low oxygen shut-off system (ODS-Oxygen Depletion Sensor) for reliable and secure operation wherever it’s used
  • DUAL MOUNTING OPTIONS: This natural gas indoor heater features a modern look and its versatile design allows for permanent wall mounting with the included brackets and fasteners or secure floor placement with the included standing feet and hardware
No. 11
Mr. Heater MHVFRD20LPT 18,000 BTU Vent Free Radiant Propane Heater For Cold Rooms, Additions, Sun Rooms & Cabins - White
  • HIGH EFFICIENCY: This propane wall heater delivers powerful, sun-like warmth with a 18,000 BTU output and high efficiency; its advanced infrared technology directly warms objects and people; efficiently covering spaces up to 700 sq. ft
  • RADIANT LP HEATER: Uses multiple burner tiles to harness radiant heat; warming your space like the gentle embrace of the sun; ideal for providing supplemental heat in cold rooms, additions, sunrooms, and cabins
  • FUEL EFFICIENT: Consuming only 0.926 lbs of fuel per hour; this propane space heater offers a runtime of up to 21.59 hours at maximum BTU; a minimum 20 lb LP cylinder is required for optimal performance
  • SAFETY PROTECTION: This propane infrared heater features an automatic low-oxygen shut-off system; its sensor detects oxygen drops, instantly cutting gas to stop the heater; providing safe heat you can rely on for years
  • CONVENIENT CONTROL & IGNITION: This indoor propane heater includes a built-in thermostat for easy temperature adjustments; while the battery-powered electronic ignition offers simple, one-handed startup; delivering fast, ready warmth when you need it
No. 12
Mr. Heater 4,000-18,000 BTU Green Big Buddy Portable Liquid Propane Heater
  • Two swivel regulators give you the ability to adapt usage from disposable cylinders to a remote gas supply with the purchase of a single hose and filter
  • To light the liquid propane heater, simply push and rotate the knob and the built-in Piezo sparking mechanism will take care of the rest
  • With the Oxygen Depletion Sensor (ODS) and accidental tip-over safety shut-off, you can be sure that you will enjoy years of comfortable safe heat
  • Portable heater is not for sale in Massachusetts or Canada
  • The use of un-authorized accessories/attachments with this heater are expressly prohibited, may cause serious injury, and will void the warranty.
SaleNo. 13
Mr. Heater MH70KTFR 70,000 BTU Portable Kerosene Radiant Heater with Quiet Burner Technology for Jobsites, Workshops, Or Large Outdoor Areas
  • POWERFUL KEROSENE HEATER: Delivering 70,000 BTUs of radiant heat technology that directly warms objects and people; efficiently covering up to 1,750 square feet
  • QUIET BURNER TECHNOLOGY: This new addition to Mr. Heater's radiant heaters combines powerful forced air convection with Quiet Burner Technology; delivering efficient heat while ensuring a peaceful, distraction-free work environment
  • CONVENIENT CONTROL: With a user-friendly on-board thermostat and clear LED readout; this kerosene shop heater allows precise temperature adjustments; keeping your workspace comfortably heated without constant changes
  • VERSATILE FUEL OPTIONS: Designed with safety in mind for worry-free operation; this heater provides safe heat using kerosene, JP8, #1 or #2 diesel, and #1 or #2 fuel oil; ensuring efficient warmth with minimal odor emissions
  • FUEL LEVEL GAUGE & EXTERNAL FILTER: Keep track of your heater's fuel levels easily with the built-in gauge; the external filter is designed for easy access and removal; ensuring your heater maintains peak performance
  • Perfect for well-ventilated construction sites, barns, warehouses, and workshops
No. 14
Mr. Heater Vent Free Radiant 30,000 BTU MHVFRD20NGT Natural Gas Heater & Supplemental Heat For Office, Home, Garage, Patio, Sunroom, Cabin - White
  • POWERFUL HEATING: This gas wall heater delivers powerful, sun-like warmth with a 30,000 BTU output and high efficiency; its advanced infrared technology directly warms objects and people; efficiently covering spaces up to 1,000 sq. ft
  • RADIANT VENT FREE GAS HEATER: Utilizes multiple burner tiles to harness radiant heat; effectively warming your space like the gentle embrace of the sun; ideal for providing supplemental heat in offices, homes, garages, patios, and cabins
  • SAFETY PROTECTION: This indoor gas heater features an automatic low-oxygen shut-off system; its sensor detects oxygen drops, instantly cutting gas to stop the heater; providing safe heat you can rely on for years
  • CONVENIENT CONTROL & IGNITION: This vent free heater features a built-in thermostat for precise temperature control; the battery-powered electronic ignition ensures quick, one-handed startup, delivering fast warmth when you need it
  • FLEXIBLE & EASY SETUP: This gas infrared heater offers versatile installation options to suit your space; it includes sturdy feet for secure floor placement and wall-mount hardware; letting you easily set it up wherever you need extra warmth
No. 15
Mr Heater 4000 to 18000 BTU 3 Setting Portable LP Gas Heater Unit with Dual Tank Connection for Indoor and Outdoor Use, Black/Red
  • Propane Tank Heater: Heat up your camping or picnic area, porch, shed, and more with a handy propane heater with variable settings for custom warmth anytime, anywhere you bring it
  • Heat Levels: Gives off 4,000, 9,000, or 18,000 BTU per hour with a 450-square feet heat range and can be used with propane tanks up to 40 lbs with the use of an additional hose and filter
  • Simple Usage: Single control start knob allows easy usage with a piezo sparking mechanism for reliability with automatic safety shutoff in case the patio heater tips over
  • Possible Connections: Can connect to a pair of 1 lb propane tanks with 2 swivel regulators for a remote gas supply for your outdoor heater; Hose, filter, batteries, and propane are not included
  • Possible Connections: Can connect to a pair of 1 lb propane tanks with 2 swivel regulators for a remote gas supply for your outdoor heater; Hose, filter, batteries, and propane are not included
SaleNo. 16
Mr. Heater 20,000 BTU Vent Free Radiant Dual Fuel Heater
  • Dual LP/NG Low Oxygen Detection Systems
  • Thermostatic Control for Accurate Temperature
  • Battery Operated Electronic Spark Ignition
  • Feet and Mounting Hardware Included
No. 18
Mr. Heater MHVFRD20NGT Vent Free Radiant 20,000 BTU Natural Gas Heater For Office, Home, Garage, Patio, Sunroom, or Cabin - White
  • POWERFUL HEATING: This gas wall heater delivers powerful, sun-like warmth with a 20,000 BTU output and high efficiency; its advanced infrared technology directly warms objects and people; efficiently covering spaces up to 700 sq. ft
  • RADIANT VENT FREE GAS HEATER: Utilizes multiple burner tiles to harness radiant heat; effectively warming your space like the gentle embrace of the sun; ideal for providing supplemental heat in offices, homes, garages, patios, and cabins
  • SAFETY PROTECTION: This indoor gas heater features an automatic low-oxygen shut-off system; its sensor detects oxygen drops, instantly cutting gas to stop the heater; providing safe heat you can rely on for years
  • CONVENIENT CONTROL & IGNITION: The natural gas garage heater features a built-in thermostat for precise temperature control; the battery-powered electronic ignition ensures quick, one-handed startup, delivering fast warmth when you need it
  • FLEXIBLE & EASY SETUP: This gas infrared heater offers versatile installation options to suit your space; it includes sturdy feet for secure floor placement and wall-mount hardware; letting you easily set it up wherever you need extra warmth
No. 19
Mr. Heater F260550 Big Maxx MHU50NG Natural Gas Unit Heater,Black
  • 50,000 BTU per hour heats up to 1250 sq. ft.
  • Powered exhaust allows for vertical or horizontal venting
  • Easy outside access to thermostat and A/C terminals and gas connection
  • Natural Gas to Liquid Propane conversion kit and 2 angle brackets for ceiling mount included
  • Minimum 8 ft clearance from floor to base of heater required; Limited 3 year warranty on parts and burners and 10 year warranty on any defects in the heat exchanger
No. 20
Dreo Space Heater, Portable Electric Heaters for Indoor Use with Thermostat and Remote, 2024 Upgraded, Digital Display, 12H Timer, 5 Mode, 1500W PTC Ceramic Fast Safety Heat for Office Bedroom Home
3,682 Consomer Reviews
Dreo Space Heater, Portable Electric Heaters for Indoor Use with Thermostat and Remote, 2024 Upgraded, Digital Display, 12H Timer, 5 Mode, 1500W PTC Ceramic Fast Safety Heat for Office Bedroom Home
  • Powerful heat that fits everywhere: Dreo space heaters for indoor combines Hyperamics 1500W advanced PTC system with a new heat funnel design to deliver heat within seconds and enhance warm air circulation for up to 200% farther reach than traditional heaters.
  • Unbreakable safety: Dreo goes beyond the unexpected to deliver peace of mind with every room heater. The innovative tilt-detection sensor improves accuracy and reliability for better tip-over protection, and built with V0 flame retardant materials, overheat protection, and safety plug, all certified by ETL.
  • Ultimate temperature control: The enhanced NTC chipset brings more precision to turn your space heater with thermostat into a smart heating powerhouse, allowing you to set heat on a wider range from 41-95℉ with 1℉ increments, saving you energy while keeping you comfortable.
  • Cozy quietness: No more choosing between quiet or warmth, Dreo's heater for bedroom warms quietly thanks to its brushless DC motor with frictionless performance and a winglet fan design that reduces turbulence, reducing noise to only 34dB.
  • Fits into your lifestyle: This portable heater handle makes it easier to carry and is equipped with multiple heating levels and modes to heat as you like (Power heat, ECO, Fan Only). It also features handy extras for a hassle-free experience (remote control, 12-hour timer, mute, child lock, and memory function).
  • We Are Always Here for You: To ensure a pleasant experience for everyone while using the heater, it is recommended to carefully read the precautions in the user manual and QSG before use. Let our product experts guide you through any issues or questions you might have with the product at any time with our customer support line.

How to choose a good mr heater space heaters

Does the idea of finding a fantastic mr heater space heaters 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 mr heater space heaters. 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 mr heater space heaters 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 mr heater space heaters 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 mr heater space heaters 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 mr heater space heaters 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 mr heater space heaters 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 mr heater space heaters, 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 mr heater space heaters.

Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting mr heater space heaters 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 mr heater space heaters. 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 mr heater space heaters 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 mr heater space heaters.