Samsung vs Grant UK - Which Heat Pump Is Better for UK Homes?

Independent head-to-head comparison. Updated April 2026.

S
Samsung
Korean innovation, competitive pricing
8.3/10
Overall winner
G
Grant UK
British-designed for British homes
8/10

Score breakdown

8.5
Efficiency (SCOP)
8
8
Reliability
8.2
8.8
Installation
9
7.5
After-sales support
9.2
9
Value for money
8.5
2
categories won by Samsung
vs
3
categories won by Grant UK
Samsung - installed price (post-grant)
£3,500 - £7,500
After £7,500 BUS grant. Often cheapest option.
BUS Grant: £7,500
Grant UK - installed price (post-grant)
£3,800 - £8,000
After £7,500 BUS grant. Best UK support network.
BUS Grant: £7,500

Which wins for...

Maximum efficiency
S
Samsung
Higher SCOP rating (8.5/10)
Best value for money
S
Samsung
Better value score (9/10) and typically lower installed cost
Long-term reliability
G
Grant UK
Higher reliability score (8.2/10)
Easiest installation
G
Grant UK
Better installer compatibility score (9/10)
After-sales support
G
Grant UK
Stronger UK support network (9.2/10)
S
Our verdict

Samsung wins overall

Samsung scores 8.3/10 overall - higher than Grant UK (8/10). However, the best choice depends on your specific priorities. Grant UK may be a better fit if you prioritise installer choice.

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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.