Head to head
Grant Aerona3 R32 13kW vs Samsung EHS Mono HT Quiet 8.0kW
The Grant Aerona3 R32 13kW is a r32 inverter driven air source heat pump, 13 kw heat output. The Samsung EHS Mono HT Quiet 8.0kW is a r32 monobloc air source heat pump, 8.0 kw heat output.
Last reviewed 13 September 2026
Specifications side by side
| Grant Aerona3 R32 13kW | Samsung EHS Mono HT Quiet 8.0kW | |
|---|---|---|
| Heat output | 13 kW | 8.0 kW |
| SCOP | 5.40 (35C flow), 3.72 (55C flow) | 4.64 (35C flow), 3.38 (55C flow) |
| Refrigerant | R32 | R32, 2.7 kg charge |
| Dimensions | 1418 x 1024 x 403 mm (H x W x D) | 1018 x 1270 x 530 mm (H x W x D) |
| Weight | 99 kg | 126 kg |
| Warranty | 7 years when installed by a Grant G1 accredited installer | - |
| Sound pressure | - | 42 dB(A) standard, 35 dB(A) night mode |
| Max flow temperature | - | 70C |
Sources: Grant Aerona3 R32 13kW, Samsung EHS Mono HT Quiet 8.0kW. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Aerona3 R32 13kW if...
A 13kW R32 inverter driven heat pump from Grant's Aerona3 range, a common choice for off-gas-grid homes that previously ran an oil boiler. It carries a 7 year warranty through Grant's G1 installer scheme, one of the longer standard terms in this category.
Full Aerona3 R32 13kW specifications →Buy or hire the EHS Mono HT Quiet 8.0kW if...
An 8.0kW R32 monobloc heat pump sized for a small to medium house, reaching a 70C flow for radiator retrofits. A night mode sound setting brings it down to 35 dB(A), which suits a property with a neighbouring wall close to the outdoor unit.
Full EHS Mono HT Quiet 8.0kW specifications →Common questions
What is the difference between the Grant Aerona3 R32 13kW and the Samsung EHS Mono HT Quiet 8.0kW?
The Grant Aerona3 R32 13kW is a r32 inverter driven air source heat pump, 13 kW heat output; the Samsung EHS Mono HT Quiet 8.0kW is a r32 monobloc air source heat pump, 8.0 kW heat output.
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