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Last Updated on February 24, 2025 by Paul Clayton
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Mr Heater Propane Big Buddy Portable Heater Review
Few portable heaters are available, especially at this price range. Mr. Heater presents one of the best portable heaters we have ever seen. It is the perfect heater to stay warm and comfortable when your body needs it.
Key Takeaways:
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- Portability: Lightweight design with a handle for easy transport.
- Safety Features: Oxygen Depletion Sensor and tip-over safety switch.
- Ease of Use: Simple ignition with easy-to-use heat control knobs.
- Durability: Made from high-quality materials for long-term use.
- Cost Effectiveness: Efficient propane consumption and compatibility with larger tanks.
As a renowned brand in the heating industry, Mr. Heater prides itself on delivering high-quality and efficient heating solutions, and their Propane Big Buddy Portable Heater is no exception.
This highly-rated heater promises to deliver superior heating performance, making it an ideal choice for outdoor enthusiasts, DIYers, and even homeowners who need an additional or emergency heat source.
- 3 models to choose from 4,000, 9,000, and 18,000 BTU per hour.
On cold winter evenings, you will love to have a heater that can change the atmosphere and bring in some warm air.
The presence of a good heater can easily change the mood of the entire room, and everyone feels a bit more comfortable than before.
The Mr. Heater Propane Big Buddy Portable Heater has amazing features, which you must examine to better understand the product.

This fantastic heater can heat up to 400 square feet and is more than enough for a portable heater. This easy-to-carry portable heater is safe for indoor use in small apartments, offices, and various recreational enclosures.
It can provide enough air for combustion and ventilation in enclosed cabins, porches, fishing huts, tent trailers, truck caps, tents, and vans.
It may also be used for emergency room heating and to heat a small garage.
Different Heating Levels
The Mr. Heater Propane Big Buddy Portable Heater provides three different heating levels. This feature is not present in most heaters on the market. You can adjust the heating level depending on the weather and the temperature of the room.
Three heat control knobs- low, medium, and high are present to adjust the heat level so that you can get steady temperature conditions in your room. Along with that, a sizeable four-position heat control knob is present for easy adjusting with gloved hands.
For Indoor Use
We all need a comfortable heater to warm up the condition of the room when the weather is freezing outside.
After returning from a day’s long work, you would like to have a cup of tea and enjoy the amazing atmosphere created by the Mr. Heater Propane Big Buddy Portable Heater.
Being small in size, the heater fits well in your bedroom, living room, or tent.
You can select the required mode or heating level at your convenience and then sit back and relax. This heater can reach up to 400 meters, ideal for any living room or hall. It can also be a handy option for your workplace.
For Outdoor Use
One of the most essential features of this item is that it can be carried anywhere. The heater’s compact size makes it easy to fit in a car.
If you are going on a trekking or camping trip, you can bring the amazing Mr. Heater Propane Big Buddy Portable Heater.
No matter how many people are in the car with you, you will still find a tiny place for this little item. It can easily heat a medium-sized tent, and you will not feel like freezing, even when the temperature falls at night.
It would help always to carry this heater on all your trips so you can stay warm and comfortable.
Safe To Use
The company also takes care of accidental cases that may occur at any moment, as nobody controls them.
The Oxygen Depletion Sensor or ODS is installed in the system and keeps checking the oxygen level in the atmosphere. This feature reduces the chance of accidents and thus ensures all the customers.
The Tip-Over Detection System turns out to be very useful while camping. As we all know, we cannot plan everything, and no matter how much you prepare for a trip, something unplanned will happen.
And, if in any such circumstances, the heater shuts itself off because of the Tip Over Detection System.
It would help if you never compromised when it comes to the safety of your family and friends and always choose the product that offers maximum protection.
Easy To Carry
If you search various websites or nearby stores, you will find that portable heaters are not cheap and do not serve all your purposes. But, with Mr. Heater Propane Big Buddy Portable Heater, you will get all the necessary features.
Features like different heating levels, a large heating surface, an Oxygen Depletion Sensor, and a Tip-Over Detection System make it the best portable heater for use at home and camping.
Since it is a portable heater, you can carry it anywhere. It is not that heavy and does not require much space. All these features make it one of the best portable tent heaters in this price range.
What is the Mr Heater Buddy Used For?
The Mr Heater Buddy is an exceptional device that provides warmth in various conditions. It is primarily utilized during outdoor activities such as camping and ice fishing, where conventional heating solutions are not feasible.
Its portability offers convenience to users who can easily carry it with their camping or fishing gear. Moreover, it proves invaluable when working in unheated spaces like your garage during the colder months.
The Mr Heater Buddy combines convenience, mobility, and safety into a compact device, making it a reliable heating solution in diverse settings.
Is Mr. Buddy Heater Worth It?
Yes. The Mr Buddy heater embodies both quality and convenience. Despite its compact size, it delivers an impressive amount of heat, making it incredibly efficient for its size. Its user-friendly design is another major selling point that increases its worth.
So, if you’re looking for a portable heating solution that doesn’t compromise performance, the Mr Buddy heater is an investment you won’t regret. In essence, its benefits and features make it a valuable product.
How do you Clean a Mr Buddy Heater?
Cleaning a Mr. Buddy heater is simple yet crucial to ensuring its efficient operation. To begin, disconnect the heater from its propane source and allow it to cool down.
Use a can of compressed air to blow out any dust or debris from the heater’s vent. For stubborn dirt, a soft-bristle brush can be used gently. It’s critical to avoid harsh chemicals or excessive water, which can damage the unit.
Finally, inspect the heater for any visible damage before reconnecting it to the propane source. Regular maintenance, such as cleaning your Mr. Buddy heater, can significantly improve its lifespan and performance.
Can I Sleep with Mr Buddy Heater in a Tent?
You can sleep with a Mr. Buddy heater in a tent, given you follow safety precautions to ensure a secure environment.
The best way to use the Mr. Buddy heater is to allow it to heat the tent fully before you retire for the night. You can leave it running while you settle down and get comfortable in your sleeping bags.
However, it’s essential to maintain adequate ventilation and monitor the device periodically throughout the night for safety reasons.
Can Mr Buddy Heater be Used in a Car?
It’s essential to note that the Mr. Buddy heater is not designed for use in vehicles.
Unlike the Golf Cart heater, specifically built to accommodate a moving vehicle’s dynamics and spatial constraints, the Mr Buddy heater lacks such stability.
Consequently, its usage in cars can potentially lead to safety risks.
Why You Should Buy the Mr. Heater Propane Big Buddy Portable Heater
When it comes to reliable, portable heating, the Mr. Heater Propane Big Buddy Portable Heater is one of the best choices on the market. Whether you need a safe and efficient heater for your RV, hunting blind, ice fishing shelter, cabin, or emergency preparedness kit, this unit delivers powerful warmth, user-friendly controls, and advanced safety features. Here’s why you should make the Big Buddy your go-to heating solution.
1. Powerful & Adjustable Heat Output
- The Mr. Heater Big Buddy produces up to 18,000 BTUs of heat and covers up to 450 square feet, making it perfect for larger tents, cabins, and RVs.
- Features three heat settings (4,000, 9,000, and 18,000 BTUs), allowing you to adjust the warmth to your needs and save fuel when full power isn’t required.
- Dual ceramic burner tiles maximize heat efficiency and provide even, radiant warmth.
2. Safe for Indoor Use – Built-in Safety Features
- Oxygen Depletion Sensor (ODS): This sensor automatically shuts off the heater if oxygen levels become too low, ensuring safe indoor operation.
- Tip-Over Shutoff: If the heater is accidentally knocked over, it immediately shuts off to prevent fire hazards.
- No Open Flame: It uses radiant heating technology, which heats efficiently without an exposed flame, reducing risks.
- CSA Certified for Indoor Use: Unlike many portable propane heaters, the Big Buddy is designed and certified for indoor use, making it one of the safest.
3. Convenient & Easy to Use
- Dual Power Options: Runs on two 1-lb propane cylinders (for portability) or can be connected to a 20-lb propane tank (for extended use).
- Push-Button Ignition: No matches or lighters required—just press the built-in Piezo igniter for an instant flame.
- Portable & Compact: Despite its high heat output, the Big Buddy is lightweight and easy to carry, making it ideal for travel and outdoor adventures.
4. Versatile for Camping, Emergencies, and More
- Perfect for RVs, Ice Fishing, and Hunting Blinds, the Big Buddy provides safe and effective heating, even in sub-zero temperatures.
- Great for Emergency Preparedness—If the power goes out, this heater can keep your home warm without electricity.
- Ideal for Workshops & Garages – Stay comfortable working on projects in cold environments.
Final Verdict: A Must-Have Heater for Cold-Weather Adventures & Emergencies
The Mr. Heater Propane Big Buddy perfectly combines power, portability, and safety. It’s one of the most dependable propane heaters available, with multiple heat settings, built-in safety shutoffs, and indoor-use certification. Whether you need heat for camping, off-grid living, or emergency backup, the Big Buddy has you covered.
Stay warm, stay safe, and enjoy the Mr. Heater Big Buddy’s comfort wherever you go!
The Mr. Heater Propane Big Buddy Portable Heater is a reliable and efficient heating solution. Its portability is one of its key selling points. It boasts a lightweight design complemented by a handle that ensures easy transportation.
It’s a device that can be conveniently moved to any location where heat is needed. The safety features incorporated into the design, such as the Oxygen Depletion Sensor and tip-over safety switch, provide an added layer of security, making it safe for indoor and outdoor use.
Furthermore, the Mr. Heater Propane Big Buddy Portable Heater is user-friendly, with a simple ignition mechanism and easy-to-use heat control knobs, making it accessible to all users.
Made from high-quality materials, this heater offers durability for long-term use. Lastly, its cost-effectiveness is remarkable.
The efficient propane consumption and its compatibility with larger tanks make it an immediate solution for warmth and a cost-effective choice in the long run.
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