Dreo Atom 316 Space Heater vs Dreo Atom One Space Heater

The Dreo Atom 316 Space Heater is the better space heater overall, rated 4.1 to 3.8. The Dreo Atom 316 Space Heater costs $4.96 less ($39.99 vs $44.95).

Higher rated

Dreo Atom 316 Space Heater

#1 in Fan heaters4.1Full review

For a desk or bedside where a cheap, quiet heater should hold a set temperature. A larger room is better served by a tower or radiator.

Amazon $39.99

$39.99

Dreo Atom One Space Heater

#8 in Fan heaters3.8Full review

For a desk, bedroom or small office where a cheap, small heater should hold a set temperature. It is a personal heater, so a larger room needs a tower or radiator.

Amazon $44.95

$44.95

Prices were last checked October 30, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.

Scores side by side

Each factor is scored 0-100 against the same fixed reference points for every fan heaters space heater; a clear win is highlighted. How we rank explains each one.

Factor weight	Dreo Atom 316 Space Heater	Dreo Atom One Space Heater
Overall rating	4.1/5	3.8/5
Value 25%	82 $27 per kW ($39.99, 1,500 W)	75 $30 per kW ($44.95, 1,500 W)
Safety 25%	100 ETL listed, tip-over shutoff, overheat shutoff	100 ETL listed, tip-over shutoff, overheat shutoff
Thermostat 15%	100 holds a set temperature	100 holds a set temperature
Warranty 15%	0 1-year warranty	0 1-year warranty
Controls 10%	75 eco mode, timer, remote; no app	75 eco mode, timer, remote; no app
Low setting 10%	50 lowest setting not published (neutral score used)	0 down to 1,000 W

Independent measurements