ME
Mitsubishi Electric
Japan's heat pump market leader
BUS Grant: £7,500BUS EligibleMCS Approved
9
Overall score
out of 10
Mitsubishi Electric is a top-tier choice for UK homeowners. From Japan, founded 1921. Heat output range: 4 kW - 16 kW. SCOP: Up to 4.5. Noise: 38-46 dB.
Key specifications
OriginJapan
Founded1921
Heat output4 kW - 16 kW
Max SCOPUp to 4.5
Noise level38-46 dB
Warranty5 years
Score breakdown
Efficiency (SCOP)
9
Reliability
9.2
Installation
8
After-sales support
8.8
Value for money
8.2
Post-grant installed price
£4,000 - £9,500
After £7,500 BUS grant. Varies by installer.
+Pros
- Market-leading SCOP efficiency ratings
- Exceptional cold-weather performance (-28°C)
- Largest UK installer network
- Proven long-term reliability
- Ecodan series specifically designed for UK retrofit
-Cons
- Controls can be complex for first-time users
- Requires Mitsubishi-trained installers
- Some models large/noisy on small plots
Best for
Most UK homesRetrofit projectsCold regions (Scotland, North)
Not ideal for
Very small properties with restricted outdoor space
Top models
| Model | Heat output | SCOP | Approx. installed price |
|---|---|---|---|
| Ecodan 5kW | 5 kW | 4.5 | £5,000-7,500 installed |
| Ecodan 8.5kW | 8.5 kW | 4.3 | £6,500-9,000 installed |
| Ecodan 14kW | 14 kW | 4.1 | £8,000-12,000 installed |
Prices shown include installation and are after the £7,500 BUS grant where applicable. Correct as of April 2026.
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Important disclaimer
heatpumpcompared.co.uk is editorially independent and not affiliated with any heat pump manufacturer or installer. We do not provide heating advice. Prices, specifications, SCOP ratings and grant amounts are correct as of April 2026 but are subject to change. Always commission a professional heat loss survey before purchasing a heat pump system.