Head to head
Samsung EHS Mono HT Quiet 14.0kW vs Viessmann Vitocal 150-A13
The Samsung EHS Mono HT Quiet 14.0kW is a r32 monobloc air source heat pump, 14.0 kw heat output. The Viessmann Vitocal 150-A13 is a r290 air source heat pump, 8.1 kw heat output.
Last reviewed 13 September 2026
Specifications side by side
| Samsung EHS Mono HT Quiet 14.0kW | Viessmann Vitocal 150-A13 | |
|---|---|---|
| Heat output | 14.0 kW | 8.1 kW at A7/W35 |
| Refrigerant | R32, 3.3 kg charge | R290 (propane), GWP 0.02 |
| Dimensions | 1018 x 1270 x 530 mm (H x W x D) | 920 x 450 x 360 mm (H x W x D) (indoor unit); 841 x 1144 x 600 mm (H x W x D, single fan) (outdoor unit) |
| Weight | 137 kg | 162 kg (single fan) (outdoor unit) |
| Max flow temperature | 70C | 70C down to -10C outdoor |
| SCOP | 4.83 (35C flow), 3.75 (55C flow) | - |
| Sound pressure | 47 dB(A) standard, 35 dB(A) night mode | - |
| COP | - | 4.7-5.0 at A7/W35 |
| Sound power | - | 51 dB(A) assessed total at A7/W55 |
Sources: Samsung EHS Mono HT Quiet 14.0kW, Viessmann Vitocal 150-A13. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the EHS Mono HT Quiet 14.0kW if...
The largest single-phase unit in the EHS Mono HT Quiet range at 14.0kW, for a larger house with a higher heat loss. It is available in both single-phase and three-phase versions and keeps the same 70C maximum flow temperature as the smaller models.
Full EHS Mono HT Quiet 14.0kW specifications →Buy or hire the Vitocal 150-A13 if...
A Vitocal 150-A monobloc-style split heat pump using the natural refrigerant R290, rated at 8.1kW and reaching a 70C flow for boiler-replacement work. Viessmann-trained installers can extend the standard warranty on registration.
Full Vitocal 150-A13 specifications →Common questions
What is the difference between the Samsung EHS Mono HT Quiet 14.0kW and the Viessmann Vitocal 150-A13?
The Samsung EHS Mono HT Quiet 14.0kW is a r32 monobloc air source heat pump, 14.0 kW heat output; the Viessmann Vitocal 150-A13 is a r290 air source heat pump, 8.1 kW heat output.
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