Dreo Atom One Space Heater vs Dreo OH310 Oil-Filled Radiator

The Dreo OH310 Oil-Filled Radiator rates 3.9 among radiators space heaters; the Dreo Atom One Space Heater rates 3.8 among fan heaters ones. The Dreo Atom One Space Heater costs $55.04 less ($44.95 vs $99.99).

Dreo OH310 Oil-Filled Radiator

#1 in Radiators3.9Full review

For a bedroom or office that needs silent, steady heat held at a set temperature. A fan heater warms a cold room faster for short stays.

Amazon $99.99

$99.99

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

These two sit in different type classes (radiators and fan heaters), and each is scored against the reference points for its own class, so a rating says how well each does among its own type peers. How we rank explains each factor.

Factor weight	Dreo OH310 Oil-Filled Radiator	Dreo Atom One Space Heater
Overall rating	3.9/5	3.8/5
Value 25%	57 $67 per kW ($99.99, 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%	67 down to 600 W	0 down to 1,000 W

Independent measurements

Dreo OH310 Oil-Filled Radiator

No independent test published yet.