Decoder analyzed more than 31,484 reviews to find which space heaters under $100 are loved by shoppers, and which ones standout based on the following important qualities:
- Energy Efficiency
- Adjustable Thermostat
- Safety Features
Read more about what factors to consider when shopping for space heaters in our buyer's guide.
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This space heater is a great choice for those looking for an affordable and effective way to heat a small space. It heats up quickly, has a variety of heat settings, and comes with a long power cord.
Rank based on 2,740 reviews
The space heater is perfect for those who need an adjustable and precise temperature control. It's also energy efficient and compact, making it a good choice for small spaces. However, some reviewers found the display panel difficult to read in low light and the temperature control wasn't accurate for some.
Rank based on 1,168 reviews
This space heater is adjustable, efficient, and perfect for those looking for a safe option. However, the thermostat may not be accurate and the unit may turn itself off after 24 hours.
Rank based on 768 reviews
A space heater that is safe, efficient, and easy to use with an automatic shut-off.
Rank based on 551 reviews
The small size, adjustable thermostat, and lower wattage make this space heater a great choice for those looking for an efficient and safe option.
Rank based on 3,918 reviews
An energy efficient space heater that's perfect for small rooms and won't raise your electric bill too much. The thermostat can be difficult to use, but the space heater includes other features like a timer and oscillation.
Rank based on 413 reviews
If you're looking for an energy-efficient space heater that is safe to use in small rooms, this is a great option. However, some reviewers found the thermostat difficult to operate.
Rank based on 369 reviews
Overall, this space heater is a great choice with its accurate temperature control, oscillating function, timer function, and small size. However, there have been some complaints about the thermostat not working correctly.
Rank based on 186 reviews
Oct. 4, 20222 3:02 p.m. PT
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Planning to buy a space heater?
When buying a space heater, there are a few things to consider in order to find the best option for your needs. First, decide what type of space heater you need. There are three main types of space heaters: convection, radiant, and ceramic. Convection space heaters work by circulating air around the room, while radiant space heaters emit infrared waves that heat objects in the room. Ceramic space heaters are a combination of the two, and use ceramic coils to heat the air.
Next, consider the size of the space heater. Space heaters come in a variety of sizes, and you will want to choose one that is powerful enough to heat the space you want to use it in, but not so powerful that it is a fire hazard.
Finally, think about any special features that you might want in a space heater. Some space heaters come with timers, remote controls, and other features that can be helpful. Once you have considered all of these factors, you will be able to choose the best space heater for your needs.