Top 10 Best Portable Heaters in 2021 (TaoTronics, Comfort Zone, and More)

This 16 by 11 by 13-inch portable heater comes in a classy box design and it's wheelable, for a little extra convenience when you want to move it to another room. It has a removable filter that you can clean between extensive uses, so it'll stay in great condition for future winters. 

It's built to be low-noise and energy-efficient with three heat modes, including low, high, and eco. It has tip-over and overheat protection and a 12-hour timer, so you can be assured that it won't stay on in dangerous conditions. Also, it can be controlled by remote!

This heater uses radiant heat, so it isn't quite as good for warming up huge spaces. A few reviewers also warn that the plug cord could melt and customer service isn't the best. However, most reviewers faced no issue with the plug, and, instead, love how much heat this portable option provides. They also like that it's super safe to operate.

Reviewers were disappointed that the heater auto-shuts off when you set the thermostat and it reaches that temperature and doesn't turn back on when the room temperature lowers. On the other hand, they love that the heater works quickly and that the controls are easy to use.

This small heater by TaoTronics warms up quickly and works well in small spaces or placed on an office desk. It has a built-in fan that spreads out heat even to the sides of the unit, ensuring that it covers as much space as it can. It can also be controlled by a remote. 

There are three heating modes, including an eco mode, and it'll automatically shift between 1500 and 900-watt modes depending on the temperature of the room, ensuring you energy savings. It also has an auto-shutoff after 24 hours and tip over and overheating protection. 

Some reviewers felt the device was smaller than expected. After auto-shutting off, you do also need to manually turn it on again, and it has a 15-second count down before it turns off, which reviewers found annoying. However, many others say that the heater works very well at warming up the area quickly despite its small size.

This heater is a bit bigger than others, coming in at 15.16 by 6.38 by 26.06 inches. However, it is easy to move it from room to room because it comes on a set of wheels! Like a couple of other heaters on this list, it comes with a remote control. It also has a convenient LED display so you can easily check the temperature settings.

It's easy to store the cord within the unit with cord rewind, so you don't have to worry about accidentally tripping over it when storing it. It's also very quiet to operate and works well in large spaces.

Reviewers faced issues with the thermostat. The heater would heat up the room over the set temperatures. However, more reviewers love how it's extremely quiet and easily heats up a large space. Plus, it's energy-efficient. 

Some reviewers say that the unit doesn't last very long, and doesn't give off a strong heat. The look of the heater was, of course, a hit with others. Many reviewers also say it creates a great ambiance and heats up small spaces well. Note that there is some assembly required - though people say it's quite easy to do.

This small heater measures just 6.2 by 4.74 by 8.3 inches. It's small size makes it great for placing on a desk or by your feet when relaxing on the couch. It has three modes - high, low, and fan only; plus, it comes with a thermostat feature. 

It's also easy to carry, with a built-in handle, and has tip over and overheating protection. When it's plugged in, it'll let you know with a power indicator light, as well. It's available in black and white.

Reviewers say that the heater is rather loud, and doesn't have a long life. However, others say it works well at warming up small areas like bathrooms and smaller bedrooms. 

Reviewers say that it generates heat only a few feet away from it and the buttons are quite loud when pressed. But it is efficient and reviewers like the eco setting and that it has great controls.

Alrocket's rectangular option is simple and easy to use - just turn it on with the on-off button, set the temperature, and enjoy! It's compact in size and works well in corners, under the table, and in small offices. 

It has three settings, overheat and tip-over protection, and is relatively quiet. It can also auto-rotate 45 degrees, so it's great if you want to fan out the heat over a wider range. 

Reviewers say the unit was smaller than they expected and some experienced issues where the on-off button wouldn't work and they had to physically unplug it. Otherwise, reviewers say it's easy to use, heats up quickly, and works exceptionally for warming under the desk area.

It has a bit of a plastic smell when operating, according to reviewers. It works well for heating the space immediately in front of it, with many people using it on their office desks.

This heater has 11 dial-adjustable temperature settings so you can be sure to find your most comfortable heat level. It also has three heat settings and works quietly for small areas. It comes in silver, dark gray, and black options.

Overheat protection is included and, no matter which heat setting it's placed on, it'll stay cool, so you can be assured that accidents won't happen. 

Some reviewers say it has a relatively short lifespan - not lasting a full season. Also, don't use it for the bathroom, as the steam is bad for the unit. Reviewers like that it's very portable, heats up the room like a workhorse, and is reliable.