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
LG ThermaV R32 offers competitive pricing, good efficiency (SCOP up to 4.3), and smart home integration via the ThinQ app. It is a strong value option for buyers who want Korean build quality without paying a premium. The main limitation is a smaller specialist installer network compared to market leaders.
Both LG and Samsung offer competitive pricing in the £3,500-7,500 post-grant range. LG ThermaV typically comes in at a similar price to Samsung EHS TDM+. The choice often comes down to local installer availability — whichever brand has more MCS-certified installers in your area will likely quote more competitively.
Yes. LG ThermaV R32 heat pumps are MCS-approved and eligible for the £7,500 BUS grant in England and Wales.
Yes. LG ThermaV integrates with the LG ThinQ app for remote monitoring and control. It also supports compatibility with third-party smart home platforms. For tech-savvy homeowners this is a notable advantage over some competitors.
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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.