Head to head
Grant Aerona3 R32 10kW vs Heatrae Sadia Multipoint 100
The Grant Aerona3 R32 10kW comes with 5 years more warranty.
Last reviewed 13 September 2026
Key differences
- Warranty: the Grant Aerona3 R32 10kW comes with 5 years more warranty.
Specifications side by side
| Grant Aerona3 R32 10kW | Heatrae Sadia Multipoint 100 | |
|---|---|---|
| Dimensions | 882 x 874 x 405 mm (H x W x D) | 1234 x 1207 x 454 (V) / 454 x 454 x 454 (H) mm |
| Warranty | 7 years when installed by a Grant G1 accredited installer | 2 years full warranty, 10 years on the inner cylinder |
| Heat output | 10 kW | - |
| SCOP | 5.20 (35C flow), 3.47 (55C flow) | - |
| Refrigerant | R32 | - |
| Weight | 70 kg | - |
| Capacity | - | 100 litres |
| Power | - | 3 kW, 230V |
| Heat-up time | - | approx. 112 minutes |
| Recovery time | - | approx. 79 minutes |
| Max operating pressure | - | 10 bar |
Sources: Grant Aerona3 R32 10kW, Heatrae Sadia Multipoint 100. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Aerona3 R32 10kW if...
- you want one that comes with 5 years more warranty
A 10kW 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 10kW specifications →Buy or hire the Multipoint 100 if...
A 100 litre electric unvented water heater from Heatrae Sadia's Multipoint range, for a property with no boiler-fed hot water such as an outbuilding or small flat. It runs from a 3kW element and carries a 10 year warranty on the inner cylinder.
Full Multipoint 100 specifications →Common questions
What is the difference between the Grant Aerona3 R32 10kW and the Heatrae Sadia Multipoint 100?
The Grant Aerona3 R32 10kW comes with 5 years more warranty. The Grant Aerona3 R32 10kW is a r32 inverter driven air source heat pump, 10 kW heat output; the Heatrae Sadia Multipoint 100 is a electric unvented water heater, 100 litres.
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