The Dreo Oil-Filled Radiator 153 is the better space heater overall, rated 3.5 to 3.4. The Dreo Oil-Filled Radiator 153 leads on safety and low setting. The Comfort Zone CZ600 Baseboard Heater wins on value. The Comfort Zone CZ600 Baseboard Heater costs $46.12 less ($48.87 vs $94.99).
For someone who wants a silent radiator with plain knobs and no electronics to fuss with. Those who want a timer or a set temperature should pay a little more for the OH310.
Amazon $94.99For quiet, low-cost background heat under a drafty window or in a bedroom. It is basic, with only a dial thermostat and two settings.
Amazon $48.87Prices 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.
Each factor is scored 0-100 against the same fixed reference points for every radiators space heater; a clear win is highlighted. How we rank explains each one.
| Factor weight | Dreo Oil-Filled Radiator 153 | Comfort Zone CZ600 Baseboard Heater |
|---|---|---|
| Overall rating | 3.5/5 | 3.4/5 |
| Value 25% | 61 $63 per kW ($94.99, 1,500 W) | 100 $33 per kW ($48.87, 1,500 W) |
| Safety 25% | 100 ETL listed, tip-over shutoff, overheat shutoff | 60 tip-over shutoff, overheat shutoff; no safety listing published |
| Thermostat 15% | 60 adjustable thermostat dial, no set temperature | 60 adjustable thermostat dial, no set temperature |
| Warranty 15% | 0 1-year warranty | 0 1-year warranty |
| Controls 10% | 0 basic; no eco mode | 0 basic; no eco mode |
| Low setting 10% | 67 down to 600 W | 42 down to 750 W |
| Dreo Oil-Filled Radiator 153 | Comfort Zone CZ600 Baseboard Heater | |
|---|---|---|
| Heating | ||
| Heat settings | 600 to 1,500 W | 750 to 1,500 W |
| Type | Radiator (no fan) | Radiator (no fan) |
| Element | Oil-filled | Convector |
| Oscillates | No | No |
| Controls | ||
| Thermostat | Dial | Dial |
| Eco mode | No | No |
| Timer | No | No |
| Remote | No | No |
| App | No | No |
| Safety | ||
| Safety listing | ETL | None published |
| Tip-over shutoff | Yes | Yes |
| Overheat shutoff | Yes | Yes |
| Build | ||
| Dimensions | 9.92 x 12.83 x 26.14 in | - |
| Weight | 17.9 lb | 4.8 lb |
| Warranty | 1 year | 1 year |
| Released | 2025-06 | 2011-10-21 |
