6 Best Space Heaters for 400 Square Feet in 2024 

If your room is around 400 Square Feet then jump in because in this article i have listed and reviewed the 6 Best Space Heaters for 400 Square Feet in 2024. In this freezing winter, you deserve the most comfortable warmth. The best way you can stay warm and cozy is by purchasing the best space heater. Now it can be a hassle to find the best space heater for 400 square feet. But not anymore, after reading this article, I am positive that you will find yourself the best space heater of all time. 

Enough talking, now let’s get into the review. Before you proceed, these heaters are completely safe to use, reviewed by real time users, approved by the industry experts and written by keeping users’ experience in mind. Thus, you can have faith in our judgment. 

Top 6 Best Space Heaters for 400 Square Feet

You don’t have to spend hours scrolling amazon searching for the best space heater. We did our research and analyzed both underrated and hyped space heaters and the result is right in front of your eyes. So, these are the space Heaters For 400 Square Feet

Brand Ratings Price 
Wind Talk Space Heater4.6 out of 5BUY NOW
Dreo Space Heater 2022 Upgraded Version4.6 out of 5 BUY NOW
Dr Infrared Heater Portable Space Heater4.6 out of 5BUY NOW
Dyna-Glo WK11C8 Indoor Kerosene Convection Heater4.2 out of 5BUY NOW
ProCom Heating Gas Space Heater 5/5 BUY NOW
PELONIS Ceramic Tower4.5 out of 5BUY NOW

1. Wind Talk Space Heater

Wind Talk Space Heater
Wind Talk Space Heater

Let me start by saying that the Wind Talk Space Heater is the #1 best seller space heater on amazon with the customer rating being 4.6 out of 5. So, clearly it is a fan favorite. And it is our favorite too. This heater is the most well built and most user friendly heater we have ever come across. It was made keeping users comfort in mind and the features prove it all. 

First thing first it heats up the room within seconds and spreads the heat evenly using the Oscillation and Adjustable Wind Direction. The combination of dual DC motor and PTC heating technology makes it super fast and comfortable. Next comes the 24 hour timer meaning you can use it in your basement and garage without worrying about overheating. The temperature range is 41 to 99°F which is super versatile and has a remote control to operate it from a distance. 

It has a hidden cord and eco smart temperature control, cool touch exterior, electric thermostat and LED digital display. Apart from that it has different heat settings thus it is super energy efficient. Another reason why it is best for indoor use is the noise level. The noise level is super low thus it is perfect for your bedroom. Also, it is super lightweight and you can carry around easily. Lastly, it has all the safety features such as tip-over, over heat protection, cool touch and it is also ETL-certified. So, if you ask me to pick the best space heater for 400 square feet. My immediate answer would be Wind Talk Space Heater. 

Customers rating- 4.6 out of 5 


  • Brand- Wind Talk
  • Color- Black
  • Form Factor- Tower
  • Indoor/Outdoor Usage- Indoor

Key Features 

  • The combination of a powerful dual DC motor and PTC heating technology makes the heating process super fast. 
  • The noise level is less than 45 decibels. 
  • This heater can work 24-hours without a shutdown function.
  • Hand held handle for portability. 
  • 70° wide oscillation.
  • ETL-certified. 


  • Well made
  • Portable 
  • Fast heating 
  • 24 hours operation 
  • Safe to use
  • Easy to operate 


  • Best for small area 


2. Dreo Space Heater 2022 Upgraded Version

Dreo Space Heater 2022 Upgraded Version
Dreo Space Heater 2022 Upgraded Version

The hottest heater of 2024 has to be the Dreo Space Heater 2022 Upgraded Version. If you are familiar with the previous version of this heater, then you should know that this one is even better. It is sleek, quiet, effective and, most importantly, super affordable. With the  70° Wide Oscillation technology, it rotates and spreads heat around the room in the shortest period. 

We all want to save money on electricity bills, but it is a concern to many that space heaters cost a fortune. However, you can reduce the cost by using an energy-efficient heater such as this one. This energy efficient heater has an adaptive ECO mode. Meaning, you get different heat settings between 700W, 900W, or 1500W. 

This heater is super lightweight and easy to operate. It also comes with a remote control. The coolest part is the LED digital display which gives you a clear temperature read every time. You can also set a timer since it has a  1-12 hours’ timer option. Basically, you never have to leave your bed to fix the heater and the noise level is also as low as 37.5 dB. Thus, it has to be the best space heater for 400 square feet. About safety, it has a tip over and overheat protection option. My suggestion would be to use the timer option to prevent any possible accidents. 

Customers rating – 4.6 out of 5


  • Brand- Dreo
  • Special Feature- Memory Function, Adjustable Thermostat from 41 to 95°F, 70° Wide Oscillation, 24-Hour Auto off, LED Digital Display, Tip-over Protection, Overheat Protection, 3 Heating Modes, ECO Mode, Convenient Carry Handle, Remote Control with Batteries, 1-12 Hours TimerMemory Function, Adjustable Thermostat from 41 to 95°F, 70° Wide Oscillation. 
  • Color- Black
  • Indoor/Outdoor Usage – Indoor
  • Power Source – Corded Electric

Key Features 

  • Dreo’s patented ObliqueAirflow system makes the heat release super fast. 
  • The noise level is below 36 dB, thus you can even use it in libraries 
  • Dreo’s high-torque motor delivers powerful heat to 10 feet/second. Along with wide-angle 70° oscillation to sweep around your entire living space.
  • Adaptive ECO mode to adjust the heat level to keep the room at your preferred temperature. This electric space heater can be as low as (700W), medium (900W), and high (1500W) .
  • You can simply touch the panel or use the remote to set up to 12h timer
  • 41-95°F digital thermostat
  • The built in protection system turns the heater off if it is tipped over or overheated. 

Price – $74.99


  • Low noise 
  • Safe 
  • Efficient space heater 
  • Warms up immediately 
  • Affordable 


  • 270 sq. ft. coverage area


3. Dr Infrared Heater Portable Space Heater

Dr Infrared Heater Portable Space Heater
Dr Infrared Heater Portable Space Heater

Name a better space heater than Dr Infrared Heater. I will wait. This heater has been a staple in American households for years. Maybe it is now your turn to experience the warmth. One of the reasons for this heater being so popular is that it is super energy efficient. Infrared heaters are hands down the best type of heaters. Most heaters will mess up the oxygen level of your space, but this one won’t, thus the air is more comfortable. Apart from that, the heating process is also super fast. 

The temperature range for this heater is 50°F to 85°F, which is a decent range for a heater for a small room. You might ask if this heater is compatible for a 400 sq ft space and the answer is, it is suitable for a 400 sq ft space. The heating element for this heater is 1500W. So, you can easily use this to cover a 400 sq ft space area. 

Dr Infrared Heater is the best heater for tons of reasons. It is fast, lightweight, outstanding quality, portable and also quiet. The noise level of this heater is only 39 dB, which is on the quietest side. So, if you need the best space heater for 400 square feet, then this is the one for you. 

Customer rating – 4.6 out of 5


Brand: Dr Infrared Heater

Color: Cherry

Special Feature : Manual

Power Source: Corded Electric

Heating Method: Radiant

Key Features 

  • Auto energy saving model 
  • high and low energy setting features. 
  • Dual Heating Systems infrared quartz tube + PTC.
  • 12hr automatic shut-off timer.
  • Weighs only 24 lbs. 
  • 12.5 Amps of Power. 1500 Watts. Electric Cord 72 inch long.
  • Temperatures range from 50°F to 85°F.
  • IR Remote Control, Low Noise Blower with Noise level 39 dB. 


  • Energy efficient 
  • Lightweight 
  • Time saving 
  • Lowest noise level 


  • Poor temperature range 


4. Dyna-Glo WK11C8 Indoor Kerosene Convection Heater

Dyna-Glo WK11C8 Indoor Kerosene Convection Heater
Dyna-Glo WK11C8 Indoor Kerosene Convection Heater

Regardless of how annoying the power outage is. It should not come between warmth and you. Thus, the straightforward solution is a kerosene space heater. Now, people have this misconception of kerosene heaters being unsafe and high maintenance, but let me assure you that there are plenty of amazing kerosene space heaters out there. Among them, the Dyna-Glo WK11C8 Indoor Kerosene Convection Heater is the best space heater for 400 square feet. 

Dyna-Glo WK11C8 Indoor Kerosene Convection Heater is the kerosene heater of your dreams. This energy efficient heater barely has any odor, and it does not require any electricity. Apart from that, it has the ability to run over 13 hours on full fuel.

It is also the best heater operation wise. It has a one touch stop and super easy automatic push button ignition. Just in-case you are concerned about safety which is a valid concern, then rest assured. It has a tip-over switch and a fuel gauge to check the fuel level. 

Customers review – 4.2 out of 5


  • Brand- Dyna-Glo
  • Color- White
  • Power Source- kerosene
  • Heating Method- Convection
  • Heating Coverage- 525 sq ft

Key Features 

  • Automatic ignition 
  • No electricity required 
  • Ideal for emergency or daily use
  • One-touch shut-off


  • Reasonably priced 
  • Perfect for 400 square feet
  • Perfect for emergency use
  • Easy to operate 


  • You have to be careful with the wick 


5. ProCom Heating Gas Space Heater

ProCom Heating Gas Space Heater
ProCom Heating Gas Space Heater

Do you fancy a sleek heater that will match the aesthetic of your house as well as provide warmth? If that is what you want, then ProCom Heating Gas Space Heater is the best heater for you. This particular heater is one of the finest natural gas heaters available on the market. It has 5 different heat settings, along with an outstanding thermostat control. 

The heating power of this heater is 10,000 BTU. So, technically, it is sufficient for a 500 sq ft area. Thus, if your space is around that, then it’s great. The coolest thing about this heater is the blue flame technology. If you don’t know what blue flame technology is, then it does not dry out the moisture from the air which results in a comfortable heat. 

Another reason to buy this heater is that it does not need any electricity. So, you are saving a decent amount of money and it is also safe for indoor use. Still, if you are skeptical about the safety part, then you can buy an ODS to track everything. Either way, this is the best space heater for 400 square feet. 

Customers rating- 5 out of 5


  • Brand- ProCom Heating
  • Special Feature- Manual Thermostat
  • BTU- 10,000 
  • Power Source- Gas Powered
  • Heating Method- Radiant, Gas
  • Coverage area – 500 sq ft

Key Features 

  • Customizable thermostat for 5 different heat settings.
  • Push button ignition.
  • Built in an oxygen depletion sensor.
  • No electricity required.
  • Portable and slim modern design.


  • Portable 
  • Sleek design 
  • Affordable 
  • Adjustable thermostat 


  • There are complaints from customers about the extension of the flame 


6. PELONIS Ceramic Tower

PELONIS Ceramic Tower
PELONIS Ceramic Tower

PELONIS Ceramic Tower is especially made for small to medium size rooms. That being said, it is going to be the best space  heater for 400 square feet. The advanced  ultra-high heat efficiency technology can heat up your room completely within just 3 seconds. Yes, you heard it right. 3 seconds is all it takes. It also features the PTC ceramic heater for instant warmth and 70 degree oscillation to spread the warmth evenly. So, the conclusion is you are getting the fastest and most comfortable heat.  

This is the most effortless heater to own. It has all the cool features such as oscillation, 8 hours timer, touch control and for safety it has flame resistant material, tip-over and over heat protection. It has a nice handle and is super lightweight. Thus, you can carry it around effortlessly. The programmable thermometer has three different heat settings and the noise level is 50 dB (when operating) and last but not the least, the brand offers the customers a 1-Year manufacture. So, this is worth the shot! 

Customers rating- 4.5 out of 5


  • Brand- PELONIS
  • Special Feature- Manual
  • Color- White
  • Power Source- Corded Electric
  • Heating Method- Convection

Key Features 

  • Heats up the entire room in 3 seconds. 
  • Overheating and tip-over protection. 
  • Easy to operate. 
  • 8 hours timer. 


  • Fast heating 
  • Has safety features 
  • Easy to operate 
  • Portable 


  • The oscillation can be loud


Buying Guide for Best Heater For 400 Square Feet

Finding a space heater is hard but Best Heater For 400 Square Feet is even  harder. You have to make sure that there are certain features that the heater has. Such as, is it compatible with your space area? Does it come with a remote? Does it need ventilation? Etc. To make your job easier, we have included the key features that the Best Heater For 400 Square Feet must have. 

Heat Output

Heat output indicates  how much heat your heater can bring out to heat the area. The heat output of an average heater can be anywhere from 600W to 1500W. The heat output depends on the space area. For the space area of 400 sq ft, a 1500W heater should be enough. 

Space Area

Heaters are made for both large areas and small areas. So, if you have a large space then you should opt for heaters for a large area and vice versa. To do that, you first have to measure the length and width of your space then multiply them and that is your space area. Since we are covering 400 sq ft this time around. It is in the small heater compartment. For heaters, bigger does not always mean that it is better. There are cases of energy wastage this you should always buy the heater that is compatible with your space area. 


I have said this before and I will say that again, do not compromise on safety. As great of an innovation space heaters are, they can also cause misery. People often tip over them or overheat them which can cause accidents. To avoid them, you need to buy a heater that has all the safety concerns. Such as, overheat protection, tip-over protection, auto shut off, cool touch exterior, child, pet lock. One thing in a space heater that can bring you relief is a timer. With a timer you can set it for a certain time and it will turn off on its own. 

How We Selected The Best Space Heater 

You only deserve the best and to make that decision a little easier. We tried our best to enlist the best possible products and that thirst led us to these heaters. In winter, space heaters are an absolute necessity. Whether you need one for your large room or garage, you need one to function properly. 

When it comes to space heaters for 400 sq ft, our goal was to provide you with just enough options. Which we did. But you might wonder how we land to that conclusion? In that case, there are certain qualities that are crucial. We always do our research thoroughly and we always prioritize real life customers feedback. So, these are the qualities that a good space heater definitely should have. 

  • Real life customers review.
  • Equipped to heat up the desired space area.
  • Low noise. 
  • Fast heating. 
  • Well built and served for a long time.  
  • Wide temperature range. 
  • Has safety features 
  • Reasonable pricing. 

Recommendation – The Best Space Heater For 400 Square Ft

All these space heaters are exceptional in their own way. However, if you ask me to choose the best Space Heater For 400 Square Ft, the answer is the Wind Talk Space Heater. It is one of the best heaters of all time. The price, the quality, the service, everything is top notch. You can not point out a single flaw about this heater. 

The combination of dual DC motor and PTC heats up the room super fast and spreads evenly using the oscillation. This heater has all the basic features such as adjustable thermostat, remote etc. but along with that it has a 1-24 hours timer setting. Meaning you can operate it for 24 hours straight thus it is super appropriate for garage and basements. Since it is really quiet, lightweight and portable, It is also appropriate for office space or bedrooms. The handle and cool touch exterior makes the job much easier. Not to mention the safety features are also top notch. Now all these features make Wind Talk Space Heater the best space heater for 400 square feet. 

Wind Talk Space Heater

Wind Talk Space Heater
Wind Talk Space Heater



Can I Go Outside Leaving The Space Heater On? 

No, you should not leave the space heater on. Because it might get over heat and it may cause accidents. Instead you can put it on a timer and it will turn off after a certain time. Thus, you should always opt for a heater that has a timer option. 

What Size Of Heater Do I Need For A 400 Square Feet Room? 

Multiply your space area to 20 and that should be the heating capacity of your heater (in BTU). So, for a space of 400 sq ft, you need a heater of 8000 BTU. 


So, there lies our review on the best space heater for 400 square feet. I hope this article was clear and informative for you. My suggestion for you would be to understand your requirements and get to know the heater before making a purchase. I hope you make the best decisions and happy shopping!

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