Heat pumps · Compare

Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi) vs Panasonic Deutschland AQUAREA [WH-UXZ16KE8 + WH-SXC16K9E8]

SCOP (35 °C): Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi) 5.04, Panasonic Deutschland AQUAREA [WH-UXZ16KE8 + WH-SXC16K9E8] 4.46. The Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi) is better on 9 of 14 comparable points.

Who wins where

  • Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi)
  • Panasonic Deutschland AQUAREA [WH-UXZ16KE8 + WH-SXC16K9E8]
PerformanceEfficiencyNoiseRefrigerantConnectivity & smart
Performance: Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi) 73, Panasonic Deutschland AQUAREA [WH-UXZ16KE8 + WH-SXC16K9E8] 84; Efficiency: Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi) 51, Panasonic Deutschland AQUAREA [WH-UXZ16KE8 + WH-SXC16K9E8] 24; Noise: Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi) 71, Panasonic Deutschland AQUAREA [WH-UXZ16KE8 + WH-SXC16K9E8] 8; Refrigerant: Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi) 51, Panasonic Deutschland AQUAREA [WH-UXZ16KE8 + WH-SXC16K9E8] 28; Connectivity & smart: Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi) 50, Panasonic Deutschland AQUAREA [WH-UXZ16KE8 + WH-SXC16K9E8] 50

Biggest differences

FactCompress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi)AQUAREA [WH-UXZ16KE8 + WH-SXC16K9E8]
Indoor unit sound power34 dB(A)46 dB(A)
Refrigerant charge1.37 kg1.83 kg
Rated output 55 °C12.5 kW16 kW
Outdoor unit sound power51 dB(A)65 dB(A)
Seasonal efficiency ηs 55 °C152 %129 %
SCOP (55 °C)3.883.3
All specifications ↓

Score per area = position (0–100) relative to all 1000 models in this category; higher is better.

Technical specifications BoschCompress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi) Panasonic DeutschlandAQUAREA [WH-UXZ16KE8 + WH-SXC16K9E8]
Grants & market
Boiler Upgrade Scheme £7,500 – £9,000£7,500 – £9,000
Performance
Rated output 35 °C 12.5 kW 1 13 kW ✓ 1
Rated output 55 °C 12.5 kW 1 16 kW ✓ 1
Efficiency
SCOP (35 °C) 5.04 ✓ 1 4.46 1
SCOP (55 °C) 3.88 ✓ 1 3.3 1
Seasonal efficiency ηs 35 °C 199 % ✓ 1 176 % 1
Seasonal efficiency ηs 55 °C 152 % ✓ 1 129 % 1
COP A7/W35 4.46 ✓ 1 4.38 1
COP A2/W35 3.77 1 4.29 ✓ 1
COP A-7/W35 2.99 ✓ 1 2.89 1
SEER (cooling) 4.41 1 4.53 ✓ 1
Noise
Outdoor unit sound power 51 dB(A) ✓ 1 65 dB(A) 1
Indoor unit sound power 34 dB(A) ✓ 1 46 dB(A) 1
Refrigerant
Refrigerant R290 1 R32 1
Refrigerant charge 1.37 kg ✓ 1 1.83 kg 1
Electrical
Max. power input 6.2 kW 1 11.09 kW 1
Connectivity & smart
SG Ready Yes 1 Yes 1

Sources

  1. List of eligible heat pumps (BEG) — Bundesamt für Wirtschaft und Ausfuhrkontrolle (BAFA) · accessed 27 Sept 2026