Heat pumps · Compare

Goodheat GSHVSH-6AA1 vs Tulip Wise Tulip Next 6.1

SCOP (35 °C): Goodheat GSHVSH-6AA1 5.35, Tulip Wise Tulip Next 6.1 4.83. The Goodheat GSHVSH-6AA1 is better on 7 of 14 comparable points.

Who wins where

  • Goodheat GSHVSH-6AA1
  • Tulip Wise Tulip Next 6.1
PerformanceEfficiencyNoiseRefrigerantConnectivity & smart
Performance: Goodheat GSHVSH-6AA1 22, Tulip Wise Tulip Next 6.1 22; Efficiency: Goodheat GSHVSH-6AA1 87, Tulip Wise Tulip Next 6.1 57; Noise: Goodheat GSHVSH-6AA1 39, Tulip Wise Tulip Next 6.1 26; Refrigerant: Goodheat GSHVSH-6AA1 84, Tulip Wise Tulip Next 6.1 87; Connectivity & smart: Goodheat GSHVSH-6AA1 50, Tulip Wise Tulip Next 6.1 50

Biggest differences

FactGSHVSH-6AA1Tulip Next 6.1
Refrigerant charge0.85 kg0.55 kg
COP A2/W355.624.41
COP A7/W356.064.77
Seasonal efficiency ηs 35 °C211 %190.2 %
SCOP (35 °C)5.354.83
COP A-7/W353.353.62
All specifications ↓

Score per area = position (0–100) relative to all 1350 models in this category; higher is better.

Technical specifications GoodheatGSHVSH-6AA1 Tulip WiseTulip Next 6.1
Grants & market
Boiler Upgrade Scheme £7,500 – £9,000£7,500 – £9,000
General
Type (source) Air-to-water 1 Air-to-water 1
Performance
Heating capacity (A7/W35) 6.05 kW 2 6.07 kW ✓ 3
Rated output 35 °C 6.07 kW 1 6.07 kW 1
Rated output 55 °C 6 kW 1 6.06 kW ✓ 1
Efficiency
SCOP (35 °C) 5.35 ✓ 1 4.83 1
SCOP (55 °C) 4 ✓ 1 3.71 1
Seasonal efficiency ηs 35 °C 211 % ✓ 1 190.2 % 1
Seasonal efficiency ηs 55 °C 157 % ✓ 1 145.5 % 1
Energy label 35 °C A, , , 2 A, , , 3
Energy label 55 °C A, , , 2 A, , 3
COP A7/W35 6.06 ✓ 1 4.77 1
COP A2/W35 5.62 ✓ 1 4.41 1
COP A-7/W35 3.35 1 3.62 ✓ 1
Noise
Outdoor unit sound power 57 dB(A) ✓ 1 60 dB(A) 1
Refrigerant
Refrigerant R290 1 R290 1
Refrigerant GWP 3 2 3 3
Refrigerant charge 0.85 kg 1 0.55 kg ✓ 1
Electrical
Max. power input 3.6 kW 1 13.5 kW 1
Connectivity & smart
SG Ready Yes 1 Yes 1
Grants & market
ISDE grant (NL) – 2,350 € 4

Sources

  1. List of eligible heat pumps (BEG) — Bundesamt für Wirtschaft und Ausfuhrkontrolle (BAFA) · accessed 27 Sept 2026
  2. Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed 29 Sept 2026
  3. Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed 29 Sept 2026
  4. ISDE heat pump notification code list — Rijksdienst voor Ondernemend Nederland (RVO) · accessed 28 Sept 2026