Start with the room size
Match heater output to the room you actually need to warm. Small personal heaters suit desks and compact rooms, while larger rooms need stronger airflow and more consistent heat distribution.
Choose the heater type
Ceramic heaters warm up quickly, oil-filled radiators provide steady quiet heat, and infrared heaters focus warmth more directly. The best type depends on how and where you plan to use it.
Check the safety features
Look for tip-over protection, overheat protection, a stable base, and clear controls. For bedrooms or family spaces, noise and surface temperature can also matter.
Compare practical features
Thermostat control, timers, oscillation, remote controls, eco modes, and portability can make a bigger day-to-day difference than extra marketing features.
Bottom line
Choose a space heater by room size, heater type, safety, comfort, and useful controls rather than by wattage alone.