Best Space Heaters of 2026: Picks Compared Side by Side

What we like

• 3-year warranty, tied with the Lasko for the longest stated here
• Anti-freeze setting that switches the heater on automatically when the temperature drops
• The listing claims ComfortTemp is up to 20% more efficient versus using the same unit thermostat at max setting without ComfortTemp

Worth noting

• At 23.2 pounds, the heaviest of the seven heaters here
• The listing does not mention a timer or a remote

What we like

• 250 sq.ft, the largest coverage figure of the five listings that give one in square feet
• Large LED display, touchscreen and a remote control (battery included)
• 24-hour timer, child lock, mute and screen-off modes

Worth noting

• The listing gives no warranty term in what we read
• Listed at 17.6 pounds, second only to the De'Longhi here

What we like

• Widespread oscillation; it is the only card here whose listing says it oscillates
• Cool-touch housing and overheat protection; the listing says it is ETL-listed
• 3-year limited warranty, and the listing says it comes fully assembled

Worth noting

• Two heat settings, and no thermostat temperature range is given
• The listing does not mention a timer, a remote or tip-over protection

What we like

• Three heat settings with the wattage of each stated
• Permanently sealed diathermic oil that the listing says requires no refills or maintenance
• Caster wheels and a handle; the listing says it is ETL-listed with tip-over and overheat protection

Worth noting

• Manual controls; the listing does not mention a timer, remote or display
• The listing gives no warranty term in what we read

What we like

• 4.9"W, the narrowest of the four radiators here
• 4 heavy-duty universal casters and a carry handle
• Tip-over safety switch, overheat protection and a power indicator light

Worth noting

• The listing says to plug it directly into a grounded wall receptacle and never use an extension cord, power strip or adapter
• The listing gives no warranty term and does not mention a remote

What we like

• 2.8 pounds in its specification table, the lowest table weight here
• Tip-over protection, overheat protection and a power indicator light
• Fan Only setting for air circulation without heat

Worth noting

• The listing says to avoid using it in bathrooms, laundry rooms or other high-moisture areas
• Non-oscillating, and the listing does not mention a timer or remote