Dreo Solaris Slim H3S Smart Heater 2000W review: running cost and verdict
Slim 2 kW heater you can switch on from your phone before you get home, with thermostat, oscillation, timer and remote.
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The good
- Wi-Fi app control
- Thermostat, 3 modes and 12-hour timer
- 70° oscillation
- Slim tower shape
The not so good
- Newer model with fewer reviews
- Pricier than a basic fan heater
How much does it cost to run?
One hour at full power (2,000 W)
at 26.32p/kWh
A month of typical use
2 hours a day at full power
Ofgem price cap, Direct Debit, national average (1 October to 31 December 2026). Watt for watt, every electric heater costs the same to run. What makes the Dreo Solaris Slim H3S Smart Heater 2000W cheaper or dearer is its size and its controls: digital thermostat, timer, wi-fi, remote. More in which electric heater is cheapest to run.
Specifications
| Type | Fan heater |
|---|---|
| Power | 2,000 W |
| Room size | about 15 m² (161 sq ft) |
| Controls | Digital thermostat, timer, Wi-Fi, remote |
| Oscillation | Yes |
| Tip-over protection | Yes |
| Splash protection | No |
| Noise | Not stated |
| Amazon ASIN | B0FM8L1GCX |
| Source of specs | Amazon.co.uk listing (title and bullets) |
Frequently asked questions
How much does the Dreo Solaris Slim H3S Smart Heater 2000W cost to run?
At full power it uses 2.00 kWh an hour: about 52.6p at the Ofgem price cap (26.32p/kWh). Typical use (2 hours a day at full power) comes to around £31.58 a month.
What size room will the Dreo Solaris Slim H3S Smart Heater 2000W heat?
About 15 m² (161 sq ft) in a reasonably insulated home. For a draughty room or an old house, go one size up.
Can I leave the Dreo Solaris Slim H3S Smart Heater 2000W on overnight?
Fan heaters are best for short bursts. Use the timer, never cover it and switch it off when you go to sleep.
Can I use the Dreo Solaris Slim H3S Smart Heater 2000W in a bathroom?
No: it has no splash protection. In a bathroom use only heaters rated IP24 or higher, fitted outside the wet zones.
Alternatives
Dreo Atom 316 Ceramic Heater 1500W
- Fan heater · 1,500 W
- One of the most-reviewed ceramic heaters on Amazon UK: quiet (34 dB), digital thermostat, 12-hour timer and remote. Warms a bedroom or home office in minutes.
- Costs 39.5p an hour at full power.
Dreo 2000W Oscillating Ceramic Heater
- Fan heater · 2,000 W
- 2 kW with 70° oscillation to spread the heat, a thermostat, 12-hour timer and remote. Enough to take the chill off a living room quickly.
- Costs 52.6p an hour at full power.
Pro Breeze 2000W Mini Ceramic Fan Heater
- Fan heater · 2,000 W
- Small and cheap ceramic heater with two heat settings (1.2 and 2 kW), adjustable thermostat and 60° oscillation. Ideal for occasional use.
- Costs 52.6p an hour at full power.
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