Most energy-efficient air conditioners, 3.6–5 kW (2026)

Choosing a model from the most efficient 5% instead of the least efficient 5% in this group saves about €39 a year at the EU average electricity price (0.283 €/kWh).

By energy class: A 83 · A+ 159 · A++ 1,158 · A+++ 201 · B 12 · C 1 · D 1

1. 151A++
   Fujitsu AOYG14KGCA/ASYG14KGTE

   4.2 kW · SEER 8.3 · 177 kWh/yr
   €50/year
2. 152A++
   General AOHG14KGCA/ASHG14KGTE

   4.2 kW · SEER 8.3 · 177 kWh/yr
   €50/year
3. 153A++
   General AOHH14KACB2/ASHH07KLTBL/ASHH07KLTBL

   4 kW · SEER 7.9 · 177 kWh/yr
   €50/year
4. 154A++
   Fujitsu AOEH14KACB2/ASEH07KLTBL/ASEH07KLTBL

   4 kW · SEER 7.9 · 177 kWh/yr
   €50/year
5. 155A++
   Hitachi RAM-40NP2E / RAK-18QXE + RAK-42RPE

   4 kW · SEER 7.9 · 178 kWh/yr
   €50/year
6. 156A++
   Gluck GCFMD405UE/GCFMMUI125W/GCFMMUI095W

   4.1 kW · SEER 8 · 179 kWh/yr
   €51/year
7. 157A++
   Sialaire SIAL14W2 R32 MULTI (2X1) 2X SIAL09CE R32-WR EVAP MULTI

   4.1 kW · SEER 8 · 179 kWh/yr
   €51/year
8. 158A++
   AIRE COND14W2 MULTI (2X1) AIRE09EV-TD-WIFI AIRE12EV-TD-WIFI

   4.1 kW · SEER 8 · 179 kWh/yr
   €51/year
9. 159A++
   FREEO COND40W2 MULTI 2X1 2X FREEOEV-TT WR

   4.1 kW · SEER 8 · 179 kWh/yr
   €51/year
10. 160A++
    SAMUI 14W2 MULTI (2X1) 2X SAMUI 09CB-WR EVAP MULTI

    4.1 kW · SEER 8 · 179 kWh/yr
    €51/year
11. 161A++
    Ecold ECO 14W2 MULTI (2X1) 2X ECO 09DB-WR EVAP MULTI

    4.1 kW · SEER 8 · 179 kWh/yr
    €51/year
12. 162A++
    Eficlim EFI COND-40W2 R32 MULTI (2X1) 2X EFI-25EV-TF WR

    4.1 kW · SEER 8 · 179 kWh/yr
    €51/year
13. 163A++
    ICELIN14W2 MULTI (2X1) 2X ICELIN09CL-WIFI EVAP

    4.1 kW · SEER 8 · 179 kWh/yr
    €51/year
14. 164A++
    Proklima PRO COND14W2 MULTI 2X1 2X PRO09WE-TU-WIFI

    4.1 kW · SEER 8 · 179 kWh/yr
    €51/year
15. 165A++
    Sekom EMS243H2+(2x)IDS263HCGW

    4.1 kW · SEER 8 · 179 kWh/yr
    €51/year
16. 166A++
    AIRE COND 14W2 MULTI (2X1) AIRE09E-MC ZAFIRO PREMIUM-WF AIRE12E-MC ZAFIRO PREMIUM-WF

    4.1 kW · SEER 8 · 179 kWh/yr
    €51/year
17. 167A++
    Electroline EDHE43D2+(2x)IUD263HKAW

    4.1 kW · SEER 8 · 179 kWh/yr
    €51/year
18. 168A++
    ICELIN14W2 MULTI (2x1) ICELIN09CL-WIFI EVAP ICELIN12CL-WIFI EVAP

    4.1 kW · SEER 8 · 179 kWh/yr
    €51/year
19. 169A++
    Lamborghini Caloreclima RUBINO S 12

    3.6 kW · SEER 7 · 180 kWh/yr
    €51/year
20. 170A+++
    Airton 409944

    4.3 kW · SEER 8.5 · 180 kWh/yr
    €51/year
21. 171A++
    Fujitsu AOYG14KVCBN/AGYG14KVCB

    4.2 kW · SEER 8.1 · 181 kWh/yr
    €51/year
22. 172A++
    Fujitsu AOYG14KVCA/AGYG14KVCA

    4.2 kW · SEER 8.1 · 181 kWh/yr
    €51/year
23. 173A++
    Mitsubishi Electric MXZ-2F42VF2-E1 / MSZ-EF18VG + MSZ-AP25VG

    4.2 kW · SEER 8.1 · 181 kWh/yr
    €51/year
24. 174A++
    Mitsubishi Electric PLA-M35EA / SUZ-KA35VA6

    3.6 kW · SEER 6.9 · 181 kWh/yr
    €51/year
25. 175A++
    Daikin FTXP20K3V1B / FTXP20K3V1B / 2MXM40M3V1B

    4 kW · SEER 7.7 · 181 kWh/yr
    €51/year
26. 176A+++
    Daikin FTXM20R5V1B / FTXM25R5V1B / 2MXM50A2V1B9

    4.5 kW · SEER 8.7 · 181 kWh/yr
    €51/year
27. 177A++
    Daikin FTXM42A2V1B / RXM42A5V1B

    4.2 kW · SEER 8.1 · 181 kWh/yr
    €51/year
28. 178A++
    Fuji Electric ROG14KVCA/RGG14KVCA

    4.2 kW · SEER 8.1 · 181 kWh/yr
    €51/year
29. 179A++
    Fuji Electric ROG14KVCBN/RGG14KVCB

    4.2 kW · SEER 8.1 · 181 kWh/yr
    €51/year
30. 180A++
    Hisense 3AMW42U4RJC

    4.2 kW · SEER 8.1 · 181 kWh/yr
    €51/year
31. 181A++
    General AOHG14KVCA/AGHG14KVCA

    4.2 kW · SEER 8.1 · 181 kWh/yr
    €51/year
32. 182A++
    General AOHG14KVCBN/AGHG14KVCB

    4.2 kW · SEER 8.1 · 181 kWh/yr
    €51/year
33. 183A++
    Midea MSAGBU-12HRFN8-L-set

    3.6 kW · SEER 7 · 182 kWh/yr
    €52/year
34. 184A++
    Vivax ACP-12CH35AESI PRO R32

    3.6 kW · SEER 7 · 182 kWh/yr
    €52/year
35. 185A+++
    Midea MSAGMBU-12HRFNX-QRD0GW/MOX1M02-12HFN8-QRD0GW

    3.6 kW · SEER 7 · 182 kWh/yr
    €52/year
36. 186A++
    Kaisai KWC-12CGI/KWC-12CGO

    3.6 kW · SEER 7 · 182 kWh/yr
    €52/year
37. 187A++
    Canvac Qheat 122 -E1

    3.6 kW · SEER 7 · 182 kWh/yr
    €52/year
38. 188A++
    Vulcano 7731200482

    3.6 kW · SEER 7 · 182 kWh/yr
    €52/year
39. 189A++
    Daikin FTXTM40M2V1B / RXTM40N2V1B

    4 kW · SEER 7.7 · 182 kWh/yr
    €52/year
40. 190A+++
    Daikin FTXM20N2V1B / FTXM25N2V1B / 2MXM50M3V1B9

    4.5 kW · SEER 8.7 · 182 kWh/yr
    €52/year
41. 191A++
    Daikin FTXTM40M2V1B / RXTM40R2V1B

    4 kW · SEER 7.7 · 182 kWh/yr
    €52/year
42. 192A++
    Sinclair SOM-12BS(-LH)

    3.6 kW · SEER 7 · 182 kWh/yr
    €52/year
43. 193A++
    KENSOL Sp. z o.o. KV-035

    3.6 kW · SEER 7 · 182 kWh/yr
    €52/year
44. 194A++
    Bosch 7733701736

    3.6 kW · SEER 7 · 182 kWh/yr
    €52/year
45. 195A++
    Buderus 7733701866

    3.6 kW · SEER 7 · 182 kWh/yr
    €52/year
46. 196A++
    Fisher FSAIF-SP-120AE3 / FSOAIF-SP-120AE3

    3.6 kW · SEER 7 · 182 kWh/yr
    €52/year
47. 197A++
    Lamborghini Caloreclima U.E. SMERALDO 12 + U.I. SMERALDO 12

    3.6 kW · SEER 7 · 182 kWh/yr
    €52/year
48. 198A++
    Lamborghini Caloreclima PERLA 12

    3.6 kW · SEER 7 · 182 kWh/yr
    €52/year
49. 199A++
    Immergas UII THOR 12 UE THOR 12

    3.6 kW · SEER 7 · 182 kWh/yr
    €52/year
50. 200A+++
    Daikin ATXM20M2V1B / ATXM25M2V1B / 2AMXM50M3V1B

    4.5 kW · SEER 8.7 · 183 kWh/yr
    €52/year

Ranked by annual energy consumption; running cost at the EU average household price. Open a model to see the cost in your country. Methodology