Head to head
Daikin Altherma 3 H HT EPRA14DV3 vs Daikin Altherma 3 H HT EPRA16DV3
The Daikin Altherma 3 H HT EPRA14DV3 is a r32 monobloc high-temperature air source heat pump, class 14. The Daikin Altherma 3 H HT EPRA16DV3 is a r32 monobloc high-temperature air source heat pump, class 16.
Last reviewed 13 September 2026
Specifications side by side
| Daikin Altherma 3 H HT EPRA14DV3 | Daikin Altherma 3 H HT EPRA16DV3 | |
|---|---|---|
| Heat output | 10.17 kW (nominal heating) | 11.57-11.82 kW |
| SCOP | 4.51-4.71 (35C flow), 3.57-3.58 (55C flow) | 4.51-4.71 (35C flow), 3.57-3.58 (55C flow) |
| Refrigerant | R32, 4.2 kg charge | R32, 4.2 kg charge |
| Sound pressure | 43 dBA (heating) | 38 dBA at 3m (standard mode), 35 dBA at 3m (low sound mode) |
| Dimensions | 990 x 1270 x 460 mm (H x W x D) (outdoor unit) | 990 x 1270 x 460 mm (H x W x D) (outdoor unit) |
| Weight | 146 kg (single-phase) (outdoor unit) | 146 kg (single-phase) (outdoor unit) |
| Max flow temperature | 70C | 70C |
Sources: Daikin Altherma 3 H HT EPRA14DV3, Daikin Altherma 3 H HT EPRA16DV3. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the Altherma 3 H HT EPRA14DV3 if...
A high-temperature monobloc heat pump reaching a 70C flow, aimed squarely at replacing a boiler on an existing radiator system without upgrading radiators. Its class 14 size gives around 10.2kW of heat output, suiting a three or four-bed house.
Full Altherma 3 H HT EPRA14DV3 specifications →Buy or hire the Altherma 3 H HT EPRA16DV3 if...
The next size up in the Altherma 3 H HT range at around 11.7kW, still reaching a 70C flow for boiler-replacement jobs. It shares the same outdoor cabinet size and weight as the class 14 unit, so it suits a larger house without a larger footprint.
Full Altherma 3 H HT EPRA16DV3 specifications →Common questions
What is the difference between the Daikin Altherma 3 H HT EPRA14DV3 and the Daikin Altherma 3 H HT EPRA16DV3?
The Daikin Altherma 3 H HT EPRA14DV3 is a r32 monobloc high-temperature air source heat pump, class 14; the Daikin Altherma 3 H HT EPRA16DV3 is a r32 monobloc high-temperature air source heat pump, class 16.
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