Heat pumps · Compare

Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi) vs Panasonic Deutschland AQUAREA [WH-WXG16ME8 + WH-SDC0316M9E8]

SCOP (35 °C): Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi) 5.04, Panasonic Deutschland AQUAREA [WH-WXG16ME8 + WH-SDC0316M9E8] 4.75. The Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi) is better on 8 of 14 comparable points.

Who wins where

  • Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi)
  • Panasonic Deutschland AQUAREA [WH-WXG16ME8 + WH-SDC0316M9E8]
PerformanceEfficiencyNoiseRefrigerantConnectivity & smart
Performance: Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi) 73, Panasonic Deutschland AQUAREA [WH-WXG16ME8 + WH-SDC0316M9E8] 92; Efficiency: Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi) 51, Panasonic Deutschland AQUAREA [WH-WXG16ME8 + WH-SDC0316M9E8] 49; Noise: Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi) 71, Panasonic Deutschland AQUAREA [WH-WXG16ME8 + WH-SDC0316M9E8] 53; Refrigerant: Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi) 51, Panasonic Deutschland AQUAREA [WH-WXG16ME8 + WH-SDC0316M9E8] 30; Connectivity & smart: Bosch Compress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi) 50, Panasonic Deutschland AQUAREA [WH-WXG16ME8 + WH-SDC0316M9E8] 50

Biggest differences

FactCompress CS3800iAW 13 OE-T (CS3800iAW 13 O-T + AWEi)AQUAREA [WH-WXG16ME8 + WH-SDC0316M9E8]
Refrigerant charge1.37 kg1.77 kg
Rated output 35 °C12.5 kW16 kW
Rated output 55 °C12.5 kW16 kW
COP A2/W353.774.59
Outdoor unit sound power51 dB(A)57 dB(A)
COP A7/W354.464.89
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-WXG16ME8 + WH-SDC0316M9E8]
Grants & market
Boiler Upgrade Scheme £7,500 – £9,000£7,500 – £9,000
Performance
Rated output 35 °C 12.5 kW 1 16 kW ✓ 1
Rated output 55 °C 12.5 kW 1 16 kW ✓ 1
Efficiency
SCOP (35 °C) 5.04 ✓ 1 4.75 1
SCOP (55 °C) 3.88 ✓ 1 3.7 1
Seasonal efficiency ηs 35 °C 199 % ✓ 1 187 % 1
Seasonal efficiency ηs 55 °C 152 % ✓ 1 145 % 1
COP A7/W35 4.46 1 4.89 ✓ 1
COP A2/W35 3.77 1 4.59 ✓ 1
COP A-7/W35 2.99 ✓ 1 2.88 1
SEER (cooling) 4.41 1 4.8 ✓ 1
Noise
Outdoor unit sound power 51 dB(A) ✓ 1 57 dB(A) 1
Indoor unit sound power 34 dB(A) ✓ 1 35 dB(A) 1
Refrigerant
Refrigerant R290 1 R290 1
Refrigerant charge 1.37 kg ✓ 1 1.77 kg 1
Electrical
Max. power input 6.2 kW 1 12.8 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