Best Electric Heaters — 2.5kW + Premium (2026)
2 electric heaters matching power “2.5kW” + price tier “Premium”, hand-picked from UK Amazon listings.
Not sure which one to pick? Read our Best Electric Heater for the Home UK (2026) guide.
#1 Pick
PureMate Oil Filled Radiator, 2500W/2.5KW - 11 Fin Portable Electric Heater with 3 Power SettingsRated 4.3 out of 5 stars (528)
- 2.5kW
- 2 Years
£79.99
Pros
- 11 fins with 3 power settings and adjustable thermostat
- Thermal safety cut-off and 24-hour timer
- Warms larger rooms up to around 28m²
Cons
- Slower to warm a room than a fan heater
- Heavier than smaller-fin models
#2 Pick
Devola Designer WiFi Enabled Electric Glass Panel Heater 2500W, 24 Hour 7 Day Digital Timer With Thermostat Remote ControlRated 4.3 out of 5 stars (214)
- 2.5kW
- 2 Years
£115.57
Pros
- WiFi app control lets you schedule heating remotely
- Ultra-slim glass front looks sleek wall mounted or free standing
- 2500W output suits mid-sized rooms
Cons
- App setup can be fiddly on first use
- Glass front shows fingerprints and dust