Most energy-efficient air conditioners, 5.1–7 kW (2026)

Choosing a model from the most efficient 5% instead of the least efficient 5% in this group saves about €53 a year at the EU average electricity price (0.283 €/kWh).

By energy class: A 174 · A+ 263 · A++ 3,540 · A+++ 451 · B 25 · C 1 · D 1

1. 401A++
   Buderus 7733703668

   5.3 kW · SEER 7.9 · 233 kWh/yr
   €66/year
2. 402A++
   Fujitsu AOYG18KMTA/ASYG18KMTA

   5.2 kW · SEER 7.7 · 234 kWh/yr
   €66/year
3. 403A++
   Hitachi RAM-53NE2F / RAK-18REF + RAK-25REF

   5.3 kW · SEER 7.9 · 234 kWh/yr
   €66/year
4. 404A++
   Hitachi RAM-53NE2F / RAK-15QEF + RAK-25REF

   5.3 kW · SEER 7.9 · 234 kWh/yr
   €66/year
5. 405A++
   Fuji Electric ROG18KMTA/RSG18KMTA

   5.2 kW · SEER 7.7 · 234 kWh/yr
   €66/year
6. 406A++
   Fuji Electric ROG18KMTA/RSG18KMTE

   5.2 kW · SEER 7.7 · 234 kWh/yr
   €66/year
7. 407A++
   General AOHG18KMTA/ASHG18KMTA

   5.2 kW · SEER 7.7 · 234 kWh/yr
   €66/year
8. 408A++
   Fujitsu AOYG18KMTA/ASYG18KMTE

   5.2 kW · SEER 7.7 · 234 kWh/yr
   €66/year
9. 409A++
   General AOHG18KMTA/ASHG18KMTE

   5.2 kW · SEER 7.7 · 234 kWh/yr
   €66/year
10. 410A++
    Bosch 7733704920

    5.3 kW · SEER 8 · 234 kWh/yr
    €66/year
11. 411A++
    Buderus 7733704964

    5.3 kW · SEER 8 · 234 kWh/yr
    €66/year
12. 412A++
    Hitachi RAM-53NE2F / RAK-25REF + RAK-25REF

    5.3 kW · SEER 7.9 · 235 kWh/yr
    €67/year
13. 413A++
    Rotenso A26Xi R16*2/HHP50Xm2 R15

    5.3 kW · SEER 7.9 · 235 kWh/yr
    €67/year
14. 414A++
    General AOHH18KACB3/ASHH07KLTBL/ASHH07KLTBL/ASHH07KLTBL

    5.3 kW · SEER 7.9 · 235 kWh/yr
    €67/year
15. 415A++
    Fujitsu AOEH18KACB3/ASEH07KLTBL/ASEH07KLTBL/ASEH07KLTBL

    5.3 kW · SEER 7.9 · 235 kWh/yr
    €67/year
16. 416A++
    Bosch 7733703624

    5.3 kW · SEER 7.9 · 235 kWh/yr
    €67/year
17. 417A++
    Fujitsu AOEH18KACB3/ASEH09KLTBL/ASEH12KLTBL

    5.2 kW · SEER 7.7 · 236 kWh/yr
    €67/year
18. 418A++
    Mitsubishi Heavy Industries SRC60ZSX-S_FDT60VH

    5.6 kW · SEER 8.3 · 238 kWh/yr
    €67/year
19. 419A++
    Ariston TRIAL 50 NEVIS NET_UA1-I 12+18

    5.2 kW · SEER 7.7 · 238 kWh/yr
    €67/year
20. 420A++
    Daikin FTXF20A5V1B / FTXF20A5V1B / FTXF20A5V1B / 3MXF52A2V1B

    5.2 kW · SEER 7.6 · 239 kWh/yr
    €68/year
21. 421A+++
    Mitsubishi Heavy Industries SCM60ZS-W_SRK20ZSX-Wx3

    6 kW · SEER 8.8 · 239 kWh/yr
    €68/year
22. 422A++
    Panasonic CS-MTZ16TKE + CS-MTZ16TKE + CS-TZ20TKEW / CU-3TZ52TBE

    5.2 kW · SEER 7.6 · 239 kWh/yr
    €68/year
23. 423A++
    Daikin CTXF20F5V1B / CTXF20F5V1B / CTXF20F5V1B / 3MXF52A2V1B

    5.2 kW · SEER 7.6 · 239 kWh/yr
    €68/year
24. 424A++
    Daikin FTXF20F5V1B / FTXF20F5V1B / FTXF20F5V1B / 3MXF52B2V1B

    5.2 kW · SEER 7.6 · 239 kWh/yr
    €68/year
25. 425A+++
    Haier AS25XCAHRA / AS25XCAHRA / 3U55S2WR1FA

    5.4 kW · SEER 8.5 · 240 kWh/yr
    €68/year
26. 426A++
    Ariston TRIAL 50 NEVIS NET_UA1-I 9+18

    5.2 kW · SEER 7.6 · 240 kWh/yr
    €68/year
27. 427A++
    Haier AS50PDHHRA-NR / 1U50WEFFRA-NR

    5.2 kW · SEER 7.5 · 242 kWh/yr
    €69/year
28. 428A++
    Beko BEHPP 180 / BEHPP 181 8513683200

    5.1 kW · SEER 7.4 · 242 kWh/yr
    €69/year
29. 429A++
    LG MU3M19 UE4/DM07RP NSJ

    5.3 kW · SEER 7.6 · 243 kWh/yr
    €69/year
30. 430A++
    Haier AS50S2SJ1FA-3 / 1U50JECFRA-3

    5.2 kW · SEER 7.5 · 243 kWh/yr
    €69/year
31. 431A++
    Toyotomi TKN-656R32/TKG-656R32

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
32. 432A++
    GREE GWH18YDXF-K6DNA1B

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
33. 433A++
    GREE GWH18YDXF-K6DNA1Z

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
34. 434A++
    Daitsu DS-18KDG(WD)_DOS-18KDG(WD)

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
35. 435A++
    Toyotomi TRN-2156ZR/TRG-2156ZR

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
36. 436A+++
    Airmat PYRENAIR MURALE 50

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
37. 437A++
    Hitachi RAM-53NYP3E / RAK-50RPE1

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
38. 438A++
    Hitachi RAM-53NYP3E / RAK-15QPE + RAK-35RPE

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
39. 439A++
    Hitachi RAM-53NYP3E / RAK-15QPE + RAK-35RXE

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
40. 440A++
    Hitachi RAM-53NYP3E / RAK-15QPE + RAK-42RPE

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
41. 441A++
    Hitachi RAM-53NYP3E / RAK-15QPE + RAK-50RPE

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
42. 442A++
    Hitachi RAM-53NYP3E / RAK-15QPE + RAK-50RXE

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
43. 443A++
    Hitachi RAM-53NYP3E / RAK-15QPE + RAK-50RPE1

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
44. 444A++
    Hitachi RAM-53NYP3E / RAK-18RPE + RAK-35RPE

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
45. 445A++
    Hitachi RAM-53NYP3E / RAK-18RPE + RAK-35RXE

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
46. 446A++
    Hitachi RAM-53NYP3E / RAK-18RPE + RAK-42RPE

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
47. 447A++
    Hitachi RAM-53NYP3E / RAK-18RPE + RAK-50RPE

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
48. 448A++
    Hitachi RAM-53NYP3E / RAK-18RPE + RAK-50RXE

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
49. 449A++
    Hitachi RAM-53NYP3E / RAK-18RPE + RAK-50RPE1

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/year
50. 450A++
    Hitachi RAM-53NYP3E / RAK-18QXE + RAK-50RXE

    5.3 kW · SEER 7.6 · 244 kWh/yr
    €69/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