UK home cooling

Home / Best of

Quietest split air conditioners in the UK: 6686 models

Panasonic 5.7 kW (U-60PZ3E5) is the quietest split in this catalogue at ≈46.0 dB(A) outside. If you already know the room size, open that size on the best-of index.

computed

bar · quietest-splits · n=6686 · 25 Sep 2026

Ranked models

6686 models match. The table shows the first 40.

All split and air-to-air families, outdoor LwA low to high. £ per summer uses 26.32p/kWh at 400 hours.
RankModelLwA dB(A)3 m dB(A)SEER£ at 400 hRefrigerantObserved price
1Panasonic 5.7 kW (U-60PZ3E5)46.028.56.4£93.77R32—
2ElectriQ EIQ 2.7 kW (EIQ-9WMINVEX-V5)50.032.58.9£31.94R290—
3ElectriQ EIQ 3.5 kW (EIQ-12WMINVEX-V5)50.032.58.6£42.85R290—
4Gree GWH 2.5 kW (GWH09AGAXB-K6DNA1B/O / GWH09AFAXB-K6DNA3B/I)50.032.56.6£39.88R32—
5Fujitsu Wall 2.5 kW (AOYG09LZCAN)52.034.59.5£27.71R410A—
6Fujitsu ASEH 2 kW (AOEH07KNCA)53.035.57.8£26.99R32—
7Fujitsu Wall 2.5 kW (AOYG09KXCA / ASYG09KXCA)53.035.58.5£30.96R32—
8Fujitsu Wall 2.5 kW (AOYG09KXCA / ASYG09KXCA)53.035.58.5£30.96R32—
9Fujitsu AGEG 2.5 kW (AOEG09KVCBN)54.036.58.6£30.60R32—
10Fujitsu AGYG 2.5 kW (AOYG09KVCBN)54.036.58.6£30.60R32—
11Hansieg CS 2.6 kW (CS-09CR4AQ8)54.036.54.6£59.51R32—
12Fujitsu ASEH 2 kW (AOEH07KJCA)55.037.59.6£21.93R32—
13Fujitsu ASYH 2 kW (AOYH07KJCA)55.037.59.6£21.93R32—
14Haier AD 5 kW (1U50S2SJ2FA / AD50S2SM3FA)55.037.56.1£86.30R32—
15Mitsubishi Heavy Industries SRK 2.5 kW (SRC25ZTX-WA)55.037.59.5£27.71R32—
16Mitsubishi Heavy Industries SRK 2 kW (SRC20ZT-W)55.037.59.5£22.16R32—
17Mitsubishi Heavy Industries SRK 2 kW (SRC20ZT-WB)55.037.59.5£22.16R32—
18Mitsubishi Heavy Industries SRK 2 kW (SRC20ZTX-WA)55.037.59.6£21.93R32—
19Fujitsu ASEH 2.5 kW (AOEH09KJCA)56.038.59.2£28.61R32—
20Fujitsu ASEH 2.5 kW (AOEH09KNCA)56.038.57.4£35.57R32—
21Fujitsu ASEH 2 kW (AOEH07KGCG)56.038.59.8£21.49R32—
22Fujitsu ASEH 2 kW (AOEH07KLTA / ASEH07KLTA)56.038.57.1£29.66R32—
23Fujitsu ASEH 2 kW (AOEH07KLTA / ASEH07KLTBL)56.038.57.1£29.66R32—
24Fujitsu ASYH 2.5 kW (AOYH09KJCA)56.038.59.2£28.61R32—
25Fujitsu Wall 2.5 kW (AOYG09KHCAN)56.038.59.3£28.30R32—
26Gree GFH 3.5 kW (GFH12CAXB-S6DNA1C/O)56.038.56.5£56.69R32—
27Gree GKH 3.5 kW (GFH12CAXB-S6DNA1C/O)56.038.57.1£51.90R32—
28Gree GTH 3.5 kW (GFH12CAXB-S6DNA1C/O)56.038.57.2£51.18R32—
29Gree GUD 3.5 kW (GUD35W1/NHA-S / GUD35P1/A-S)56.038.56.5£56.69R32—
30Gree GUD 3.5 kW (GUD35W1/NHA-S / GUD35T1/A-S)56.038.57.1£51.90R32—
31Gree GUD 3.5 kW (GUD35W1/NHA-S / GUD35ZD1/A-S)56.038.57.2£51.18R32—
32Gree GUD 3.5 kW (GUD35W1/NHA-S / GUD35T1/A-S)56.038.57.1£51.90R32—
33Gree GUD 3.5 kW (GUD35W1/NHA-S / GUD35PS1/A-S)56.038.56.5£56.69R32—
34Gree GUD 3.5 kW (GUD35W1/NHA-S / GUD35ZD1/A-S)56.038.57.2£51.18R32—
35Haier AM 3.5 kW (AM12AA1TAA)56.038.52.6£141.72R290—
36Mitsubishi Heavy Industries LMK 1.5 kW (LMC05Z7-W)56.038.56.4£24.68R32—
37Mitsubishi Heavy Industries SRK 1.5 kW (SRC15ZTL-W)56.038.56.4£24.68R32—
38Mitsubishi Heavy Industries SRK 2.5 kW (SRC25ZS-W)56.038.58.5£30.96R32—
39Mitsubishi Heavy Industries SRK 2.5 kW (SRC25ZS-W1)56.038.58.5£30.96R32—
40Mitsubishi Heavy Industries SRK 2.5 kW (SRC25ZS-W2)56.038.58.5£30.96R32—

EPREL manufacturer-declared registrations · snapshot 25 Sep 2026 · n=6686 · All split and air-to-air families, outdoor LwA low to high; families under 1.0 kW are left out as registration errors · updated 25 Sep 2026 · version 1.0.0 · CSV of the values on this page

How this page was calculated

If the calculated sound pressure level at all assessment positions is equal to or lower than 37.0 dB(A) then the heat pump will comply with the Permitted Development noise limit

Sized lists

Better than one giant best-of: this list has no size cut, and each standard size has its own page.

Report an error in these figures