UK home cooling

Home / Best of

Multi-splits for 2 rooms at 4.2 kW (14,000 BTU) in the UK: 123 models

Hisense CF 4 kW (2AMW42U4RGC) is the quietest of these 123 2-room multi-splits at ≈58.0 dB(A) outside. If one outdoor unit will serve 2 rooms, check the pass distance before the brand.

computed

bar · 4.2 kW (14,000 BTU) kW · Multi-split with 2 indoor units, quietest outside first · n=123 · 25 Sep 2026

Ranked models

123 models match this list. Multi-split with 2 indoor units, quietest outside first.

4.2 kW (14,000 BTU) · Multi-split with 2 indoor units, quietest outside first. £ per summer uses 26.32p/kWh at 400 hours.
RankModelLwA dB(A)3 m dB(A)SEER£ at 400 hRefrigerantObserved price
1Hisense CF 4 kW (2AMW42U4RGC)58.040.56.9£61.03R32—
2Hisense HC 4.2 kW (2AMW42U4RGC)58.040.57.0£63.17R32—
3Daikin CTXM+FDXM 4 kW (3MXM40A)59.041.56.8£61.93R32—
4Daikin CTXM+FDXM 4 kW (3MXM40N)59.041.56.8£61.93R32—
5Daikin CTXM+FTXM 4 kW (3MXM40A)59.041.58.5£49.54R32—
6Daikin CTXM+FTXM 4 kW (3MXM40N)59.041.58.5£49.54R32—
7Daikin Perfera 4.5 kW (3AMXM52M)59.041.58.5£55.74R32—
8Daikin Perfera 4.5 kW (3AMXM52N)59.041.58.5£55.74R32—
9Mitsubishi Electric Classic 4 kW (MXZ-2HA40VF)59.041.58.1£51.99R32—
10Mitsubishi Electric Classic 4 kW (MXZ-2HA40VF2)59.041.58.1£51.99R32—
11Mitsubishi Electric Classic 4 kW (MXZ-2HA40VF3)59.041.58.1£51.99R32—
12Mitsubishi Electric Elegance 4.2 kW (MXZ-2F42VF4-E1)59.041.57.2£61.41R32—
13Mitsubishi Electric Elegance 4.2 kW (MXZ-2F42VF5)59.041.57.2£61.41R32—
14Mitsubishi Electric MSZAP+MSZEF 4.2 kW (MXZ-2F42VF-E1)59.041.58.1£54.59R32—
15Mitsubishi Electric MSZDW 4 kW (MXZ-2HA40VF)59.041.58.6£48.97R32—
16Mitsubishi Electric Premium 4.2 kW (MXZ-2F42VF2-E1)59.041.58.6£51.42R32—
17Mitsubishi Electric Premium 4.2 kW (MXZ-2F42VF3-E1)59.041.59.1£48.59R32—
18Mitsubishi Electric Premium 4.2 kW (MXZ-2F42VF3-E2)59.041.58.7£50.82R32—
19Mitsubishi Electric Premium 4.2 kW (MXZ-2F42VF4)59.041.58.7£50.82R32—
20Mitsubishi Electric Premium 4.2 kW (MXZ-2F42VF5)59.041.58.7£50.82R32—
21Mitsubishi Electric Premium 4.2 kW (MXZ-2F42VF-E1)59.041.58.6£51.42R32—
22Daikin ATXF 4 kW (2AMXF40A / ATXF25A5V1B)60.042.56.9£61.03R32—
23Daikin ATXP 4.5 kW (2AMXM50M / ATXP20K3V1B)60.042.57.4£64.02R32—
24Daikin ATXP 4.5 kW (2AMXM50M / ATXP20L2V1B)60.042.57.5£63.17R32—
25Daikin ATXP 4 kW (2AMXM40M / ATXP20K3V1B)60.042.57.3£57.69R32—
26Daikin ATXP 4 kW (2AMXM40M / ATXP20K3V1B)60.042.57.0£60.16R32—
27Daikin ATXP 4 kW (2AMXM40M / ATXP25K3V1B)60.042.56.9£61.03R32—
28Daikin CTXM+FDXM 4 kW (2MXM40A / CTXM15N2V1B)60.042.56.6£63.81R32—
29Daikin CTXM+FDXM 4 kW (2MXM40A / CTXM15R2V1B)60.042.56.8£61.93R32—
30Daikin CTXM+FDXM 4 kW (2MXM40M / CTXM15M2V1B)60.042.56.8£61.93R32—
31Daikin CTXM+FDXM 4 kW (2MXM40M / CTXM15N2V1B)60.042.56.6£63.81R32—
32Daikin CTXM+FDXM 4 kW (2MXM40N / CTXM15N2V1B)60.042.56.8£61.93R32—
33Daikin CTXM+FDXM 4 kW (2MXM40N / CTXM15N2V1B)60.042.56.6£63.81R32—
34Daikin CTXM+FDXM 4 kW (2MXM50A)60.042.56.6£63.81R32—
35Daikin CTXM+FDXM 4 kW (2MXM50M)60.042.56.6£63.81R32—
36Daikin CTXM+FDXM 4 kW (2MXM50N)60.042.56.6£63.81R32—
37Daikin CTXM+FTXM 4 kW (2MXM40A / CTXM15N2V1B)60.042.58.6£48.97R32—
38Daikin CTXM+FTXM 4 kW (2MXM40A / CTXM15N2V1B)60.042.58.3£50.74R32—
39Daikin CTXM+FTXM 4 kW (2MXM40M / CTXM15N2V1B)60.042.58.3£50.74R32—
40Daikin CTXM+FTXM 4 kW (2MXM40M / CTXM15M2V1B)60.042.58.6£48.97R32—
41Daikin CTXM+FTXM 4 kW (2MXM40M / CTXM15M2V1B)60.042.58.3£50.74R32—
42Daikin CTXM+FTXM 4 kW (2MXM40N / CTXM15N2V1B)60.042.58.6£48.97R32—
43Daikin CTXM+FTXM 4 kW (2MXM40N / CTXM15N2V1B)60.042.58.3£50.74R32—
44Daikin CTXM+FTXM 4 kW (2MXM50A / CTXM15N2V1B)60.042.58.6£48.97R32—
45Daikin CTXM+FTXM 4 kW (2MXM50A / CTXM15R5V1B)60.042.58.7£48.40R32—
46Daikin CTXM+FTXM 4 kW (2MXM50M)60.042.58.6£48.97R32—
47Daikin CTXM+FTXM 4 kW (2MXM50N)60.042.58.6£48.97R32—
48Daikin FDXM 4 kW (2MXM40A / FDXM25F3V1B9)60.042.56.2£67.92R32—
49Daikin FDXM 4 kW (2MXM40M)60.042.56.2£67.92R32—
50Daikin FDXM 4 kW (2MXM40N / FDXM25F3V1B9)60.042.56.2£67.92R32—
51Daikin FDXM+FTXP 4.5 kW (2MXM50A)60.042.56.7£70.71R32—
52Daikin FDXM+FTXP 4.5 kW (2MXM50M)60.042.56.7£70.71R32—
53Daikin FDXM+FTXP 4.5 kW (2MXM50N)60.042.56.7£70.71R32—
54Daikin FDXM+FTXP 4 kW (2MXM40A / FTXP20M5V1B9)60.042.56.8£61.93R32—
55Daikin FDXM+FTXP 4 kW (2MXM40A / FTXP20M5V1B9)60.042.56.7£62.85R32—
56Daikin FDXM+FTXP 4 kW (2MXM40N / FTXP20L2V1B)60.042.56.8£61.93R32—
57Daikin FDXM+FTXP 4 kW (2MXM40N / FTXP20L2V1B)60.042.56.7£62.85R32—
58Daikin Perfera 4.5 kW (2AMXM50M / ATXM20M2V1B)60.042.58.7£54.46R32—
59Daikin Perfera 4.5 kW (2AMXM50M / ATXM20A2V1B)60.042.58.7£54.46R32—
60Daikin Perfera 4.5 kW (2MXM50A)60.042.58.7£54.46R32—
61Daikin Perfera 4.5 kW (2MXM50M)60.042.58.7£54.46R32—
62Daikin Perfera 4.5 kW (2MXM50N)60.042.58.7£54.46R32—
63Daikin Perfera 4 kW (2AMXM40M / ATXM20N2V1B)60.042.58.2£51.36R32—
64Daikin Perfera 4 kW (2AMXM40M / ATXM25N2V1B)60.042.58.1£51.99R32—
65Daikin Perfera 4 kW (2AMXM40M / ATXM20N2V1B)60.042.58.5£49.54R32—
66Daikin Perfera 4 kW (2AMXM40M / ATXM20M2V1B)60.042.58.2£51.36R32—
67Daikin Perfera 4 kW (2AMXM40M / ATXM25M2V1B)60.042.58.1£51.99R32—
68Daikin Perfera 4 kW (2AMXM40M / ATXM20A2V1B)60.042.58.5£49.54R32—
69Daikin Perfera 4 kW (2AMXM40M / ATXM20A2V1B)60.042.58.2£51.36R32—
70Daikin Perfera 4 kW (2AMXM40M / ATXM25A2V1B)60.042.58.1£51.99R32—
71Daikin Perfera 4 kW (2MXM40A / FTXM20N2V1B)60.042.58.2£51.36R32—
72Daikin Perfera 4 kW (2MXM40A / FTXM20R2V1B)60.042.58.5£49.54R32—
73Daikin Perfera 4 kW (2MXM40A / FTXM25R2V1B)60.042.58.1£51.99R32—
74Daikin Perfera 4 kW (2MXM40M / FTXM20M2V1B)60.042.58.5£49.54R32—
75Daikin Perfera 4 kW (2MXM40M / FTXM20N2V1B)60.042.58.2£51.36R32—
76Daikin Perfera 4 kW (2MXM40M / FTXM25M2V1B)60.042.58.1£51.99R32—
77Daikin Perfera 4 kW (2MXM40M / FTXM25N2V1B)60.042.58.1£51.99R32—
78Daikin Perfera 4 kW (2MXM40N / FTXM20N2V1B)60.042.58.5£49.54R32—
79Daikin Perfera 4 kW (2MXM40N / FTXM25N2V1B)60.042.58.1£51.99R32—
80Daikin Perfera 4 kW (2MXM40N / FTXM20R5V1B)60.042.58.2£51.36R32—
81Fujitsu ASEH 4 kW (AOEG14KBCA2 / ASEH07KMCG)60.042.58.7£48.40R32—
82Fujitsu ASEH 4 kW (AOEG14KBCA2 / ASEH09KNCA)60.042.56.8£61.93R32—
83Fujitsu ASEH 4 kW (AOEG14KBCA2 / ASEH09KNCA)60.042.56.8£61.93R32—
84Fujitsu ASEH 4 kW (AOEH14KACB2)60.042.57.9£53.31R32—
85Fujitsu Wall 4 kW (AOYG14KBTA2 / ASYG07KGTB)60.042.58.7£48.40R32—
86Fujitsu Wall 4 kW (AOYG14KBTA2 / ASYG07KGTB)60.042.58.7£48.40R32—
87LG MJ 4.1 kW (MU2R15U12)60.042.58.5£50.78R32—
88LG MJ 4.1 kW (MU2R15U13)60.042.58.6£50.19R32—
89LG MJ 4.1 kW (MU2RW15U12)60.042.58.5£50.78R32—
90LG RMN 4.1 kW (RM2U15U18)60.042.58.1£53.29R32—
91Samsung WindFree Avant 4 kW (AJ040TXJ2KG)60.042.58.5£49.54R32—
92Fujitsu Wall 4 kW (AOYG14LAC2 / ASYG07LMCA)61.043.56.7£62.85R410A—
93Fujitsu Wall 4 kW (AOYG14LAC2 / ASYG07LMCA)61.043.56.7£62.85R410A—
94Toshiba RASB 4.6 kW (RAS-16J2AVSG-E1)61.043.57.8£62.09R32—
95Gree GWH 4.1 kW (GWHD14NK6OO / GWH07AFB-K6DNA3B/I)62.044.56.7£64.43R32—
96Gree GWH 4.1 kW (GWHD14NK6OO / GWH07QB-K6DNA6E/I)62.044.56.3£68.52R32—
97Gree GWH 4.1 kW (GWHD14NK6OO / GWH09ALA-K6DNA4A/I)62.044.56.7£64.43R32—
98Gree GWH 4.1 kW (GWHD14NK6OO / GWH09ALCXB-K6DNA4F/I)62.044.56.5£66.41R32—
99Gree GWH 4.1 kW (GWHD14NK6OO / GWH09YCXB-K6DNA2C/I)62.044.57.2£59.95R32—
100Haier AS 4 kW (2U40MEAFRA-H)62.044.58.5£49.54R32—
101Haier AS 4 kW (2U40MEFFRA)62.044.56.2£67.92R32—
102Haier AS 4 kW (2U40MS3FRA / AS25SBBHRA-MW)62.044.58.5£49.54R32—
103Haier AS 4 kW (2U40S2SM1FA / AS25S2SF1FA-3)62.044.56.2£67.92R32—
104Argo ECOLIGHT 4.6 kW (ECOLIGHT18000UE / ECOLIGHT18000UIWF)63.045.56.1£79.39R32—
105Mitsubishi Electric MSZDM 4 kW (MXZ-2DM40VA-E1)63.045.56.1£69.04R410A—
106Panasonic CSMTZ+CSTZ 4.1 kW (CU-2TZ41TBE)63.045.57.1£60.80R32—
107Panasonic CSMZ+CSZ 4.1 kW (CU-2Z41TBE)63.045.58.5£50.78R32—
108Toshiba RASB 4.2 kW (RAS-16E2AVG-E)63.045.57.0£63.17R32—
109Ferroli UIDIAMANT 4.1 kW (U.EDIAMANT14-2 / U.IDIAMANT7)64.046.55.6£77.08R32—
110Ferroli UIDIAMANT 4.1 kW (U.EDIAMANT14-2 / U.IDIAMANT7PLUS)64.046.55.6£77.08R32—
111Gree GWH 4.1 kW (GWHD14NK6NO)64.046.56.1£70.76R32—
112Olimpia Splendid OSSAALH+OSSECYH 4.1 kW (OS-CAAMH14EI)64.046.57.1£60.80R32—
113Olimpia Splendid OSSEAPH 4.1 kW (OS-CEAIH14EI / OS-SEAPH10EI)64.046.55.6£77.08R32—
114Olimpia Splendid OSSEAPH 4.1 kW (OS-CEAIH14EI / OS-SEAPH10EI)64.046.55.6£77.08R32—
115Olimpia Splendid OSSENEH 4.1 kW (OS-CEMYH14EI)64.046.55.6£77.08R32—
116Olimpia Splendid OSSENEH 4.1 kW (OS-CEMYH14ET)64.046.55.6£77.08R32—
117Olimpia Splendid OSSEPHH 4.2 kW (OS-CAAMH14EI)64.046.57.3£60.57R32—
118Toshiba RASB 4.2 kW (RAS-16J2AVG-E)64.046.56.1£72.49R32—
119Toshiba RASB 4.6 kW (RAS-16J2AVRG-E)64.046.56.5£74.51R32—
120Bosch 7733701932 4.2 kW65.047.56.1£72.49R32—
121Gree GWH 4.1 kW (GWHD14NK6LO)65.047.56.1£70.76R32—
122Toshiba RASB 4.2 kW (RAS-16B2AVG-E)65.047.56.1£72.49R32—
123Olimpia Splendid OSSECYH 4.1 kW (OS-CEAIH14EI)66.048.56.8£63.48R32—

EPREL manufacturer-declared registrations · snapshot 25 Sep 2026 · n=123 · Multi-split with 2 indoor units, quietest outside first; noise via contract_engine MCS 020a Q=2, no barrier · 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

Better than a best-of roundup with no figures: every row is a registered number and a link to the model card.

Report an error in these figures