LG
Korean innovation, smart connectivity, competitive price
LG is a strong choice for UK homeowners. From South Korea, founded 1958. Heat output range: 5 kW - 16 kW. SCOP: Up to 4.3. Noise: 38-47 dB.
Key specifications
Score breakdown
+Pros
- Among the most competitively priced MCS-approved brands
- ThinQ smart home app integration
- R32 refrigerant — lower environmental impact
- Quiet operation (38 dB on smaller units)
- Growing UK installer availability
-Cons
- Smaller dedicated heat pump installer network
- Less established in UK heating market than Samsung or Mitsubishi
- After-sales specialist support harder to find regionally
Best for
Not ideal for
Top models
| Model | Heat output | SCOP | Approx. installed price |
|---|---|---|---|
| ThermaV R32 5kW | 5 kW | 4.3 | £4,000-6,000 installed |
| ThermaV R32 9kW | 9 kW | 4.1 | £5,500-7,500 installed |
| ThermaV R32 16kW | 16 kW | 3.8 | £7,000-10,000 installed |
Prices shown include installation and are after the £7,500 BUS grant where applicable. Correct as of April 2026.
LG heat pump - common questions
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Important disclaimer
www.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.