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. 3301A++
   Corbero CSCECO24

   6.1 kW · SEER 6.1 · 347 kWh/yr
   €98/year
2. 3302A++
   Orbegozo FDI 245

   6.1 kW · SEER 6.2 · 347 kWh/yr
   €98/year
3. 3303A++
   Bosch 7733705022

   6.1 kW · SEER 6.1 · 347 kWh/yr
   €98/year
4. 3304A+
   Hitachi RAS-2.5HVNP1 - RCI-2.5FSN3Ei

   5.6 kW · SEER 5.6 · 348 kWh/yr
   €99/year
5. 3305A++
   Hitachi RAM-70NYP4E / RAK-15QPE + RAK-25RPE + RAK-50RPE

   7 kW · SEER 7 · 348 kWh/yr
   €99/year
6. 3306A++
   Hitachi RAM-70NYP4E / RAK-18RPE + RAK-18RPE + RAK-50RPE

   7 kW · SEER 7 · 348 kWh/yr
   €99/year
7. 3307A++
   Hitachi RAM-70NYP4E / RAK-18RPE + RAK-18QXE + RAK-42RPE

   7 kW · SEER 7 · 348 kWh/yr
   €99/year
8. 3308A++
   Hitachi RAM-70NYP4E / RAK-18RPE + RAK-18QXE + RAK-50RPE1

   7 kW · SEER 7 · 348 kWh/yr
   €99/year
9. 3309A++
   Hitachi RAM-70NYP4E / RAK-18RPE + RAK-25RXE + RAK-42RPE

   7 kW · SEER 7 · 348 kWh/yr
   €99/year
10. 3310A++
    Hitachi RAM-70NYP4E / RAK-18RPE + RAK-35RPE + RAK-50RPE1

    7 kW · SEER 7 · 348 kWh/yr
    €99/year
11. 3311A++
    Hitachi RAM-70NYP4E / RAK-18RPE + RAK-35RXE + RAK-42RPE

    7 kW · SEER 7 · 348 kWh/yr
    €99/year
12. 3312A
    Hitachi RAS-2.5HVNP1 / RCI-2.5FSN3Ei

    5.6 kW · SEER 5.6 · 348 kWh/yr
    €99/year
13. 3313A++
    Daikin FCAG71BVEB / RZAG71N7V1B

    6.8 kW · SEER 6.8 · 348 kWh/yr
    €99/year
14. 3314A++
    Daikin FFA50A2VEB9 / FFA50A2VEB9 / RZAG71N7Y1B

    6.8 kW · SEER 6.8 · 348 kWh/yr
    €99/year
15. 3315A++
    Hitachi RAM-70NYP4E / RAK-18RPE + RAK-25RPE + RAK-50RPE

    7 kW · SEER 7 · 349 kWh/yr
    €99/year
16. 3316A++
    Hitachi RAM-70NYP4E / RAK-18QXE + RAK-25RPE + RAK-42RPE

    7 kW · SEER 7 · 349 kWh/yr
    €99/year
17. 3317A++
    Hitachi RAM-70NYP4E / RAK-18QXE + RAK-25RPE + RAK-50RPE1

    7 kW · SEER 7 · 349 kWh/yr
    €99/year
18. 3318A++
    Hitachi RAM-70NYP4E / RAK-18QXE + RAK-35RPE + RAK-50RXE

    7 kW · SEER 7 · 349 kWh/yr
    €99/year
19. 3319A++
    Hitachi RAM-70NYP4E / RAK-25RPE + RAK-25RXE + RAK-42RPE

    7 kW · SEER 7 · 349 kWh/yr
    €99/year
20. 3320A++
    Hitachi RAM-70NYP4E / RAK-25RPE + RAK-25RXE + RAK-50RPE1

    7 kW · SEER 7 · 349 kWh/yr
    €99/year
21. 3321A++
    Hitachi RAM-70NYP4E / RAK-25RPE + RAK-35RPE + RAK-42RPE

    7 kW · SEER 7 · 349 kWh/yr
    €99/year
22. 3322A++
    Hitachi RAM-70NYP4E / RAK-25RPE + RAK-35RPE + RAK-50RPE1

    7 kW · SEER 7 · 349 kWh/yr
    €99/year
23. 3323A++
    Hitachi RAM-70NYP4E / RAK-25RPE + RAK-35RXE + RAK-42RPE

    7 kW · SEER 7 · 349 kWh/yr
    €99/year
24. 3324A++
    Hitachi RAM-70NYP4E / RAK-25RXE + RAK-35RPE + RAK-50RXE

    7 kW · SEER 7 · 349 kWh/yr
    €99/year
25. 3325A++
    Hitachi RAM-70NYP4E / RAK-25RXE + RAK-35RXE + RAK-50RXE

    7 kW · SEER 7 · 349 kWh/yr
    €99/year
26. 3326A++
    Hitachi RAC-VJ70PHAE / RAK-VJ70PHAE

    7 kW · SEER 7 · 349 kWh/yr
    €99/year
27. 3327A+
    Daikin FFA60A2VEB9 / RXS60L2V1B

    5.7 kW · SEER 5.7 · 349 kWh/yr
    €99/year
28. 3328A++
    Daikin CTXM15R2V1B / CTXM15R2V1B / FTXP20N5V1B9 / FTXP20N5V1B9 / 5MWXM68A2V1B9

    6.8 kW · SEER 6.8 · 349 kWh/yr
    €99/year
29. 3329A++
    Daitsu DS-21KIDB(WD)_DOS-21KIDB(WD)

    6.1 kW · SEER 6.1 · 350 kWh/yr
    €99/year
30. 3330A++
    Toyotomi MFMR32-21INV-3/TRN-822ZRx3

    6.1 kW · SEER 6.1 · 350 kWh/yr
    €99/year
31. 3331A++
    Toyotomi TKN-671R32/TKG-671R32

    7 kW · SEER 7 · 350 kWh/yr
    €99/year
32. 3332A++
    GREE GWHD(21)NK6LO+GWH07AFB-K6DNA2B/I×3

    6.1 kW · SEER 6.1 · 350 kWh/yr
    €99/year
33. 3333A++
    Daitsu DS-24KDG(WD)_DOS-24KDG(WD)

    7 kW · SEER 7 · 350 kWh/yr
    €99/year
34. 3334A++
    Hiyasu HS-21KIHB(W)_HOS-21KIHB(W)

    6.1 kW · SEER 6.1 · 350 kWh/yr
    €99/year
35. 3335A++
    LG UUC1 U40/UM24FH N20withdrawn

    6.8 kW · SEER 6.8 · 350 kWh/yr
    €99/year
36. 3336A++
    Inventor DRVI32-24WF/DRVO32-24

    7 kW · SEER 7.1 · 350 kWh/yr
    €99/year
37. 3337A++
    Panasonic S-3650PT3E x2 / U-71PZH4E5

    6.8 kW · SEER 6.8 · 350 kWh/yr
    €99/year
38. 3338A++
    LG UU24WR U40/CM24R N10

    6.8 kW · SEER 6.8 · 350 kWh/yr
    €99/year
39. 3339A++
    Haier AS68PDAHRA/1U68WEGFRA

    6.8 kW · SEER 6.8 · 350 kWh/yr
    €99/year
40. 3340A++
    Heiko JS068-C2/JZ068-C2

    6.8 kW · SEER 6.8 · 350 kWh/yr
    €99/year
41. 3341A++
    Heiko JS070-C2/JZ070-C1

    7 kW · SEER 7.1 · 350 kWh/yr
    €99/year
42. 3342A++
    Haier AS68TDRHRA-C/1U68WEGFRA-C

    6.8 kW · SEER 6.8 · 350 kWh/yr
    €99/year
43. 3343A++
    Haier AS68TEDHRA-CLC / 1U68REEFRA

    7 kW · SEER 7.1 · 350 kWh/yr
    €99/year
44. 3344A++
    Ocean ACSIHSY 24 D OC

    6.4 kW · SEER 6.7 · 350 kWh/yr
    €99/year
45. 3345A++
    Equation S-AC-10-IN/S-AC-10-OUT

    7 kW · SEER 7.1 · 350 kWh/yr
    €99/year
46. 3346A++
    Bosch 7733701511

    6.1 kW · SEER 6.1 · 350 kWh/yr
    €99/year
47. 3347A++
    Vulcano 7733701514

    6.1 kW · SEER 6.1 · 350 kWh/yr
    €99/year
48. 3348A++
    Hitachi RAM-70NYP4E / RAK-15QPE + RAK-18QXE + RAK-50RPE

    7 kW · SEER 6.9 · 350 kWh/yr
    €99/year
49. 3349A++
    Hitachi RAM-70NYP4E / RAK-15QPE + RAK-25RXE + RAK-50RPE

    7 kW · SEER 6.9 · 350 kWh/yr
    €99/year
50. 3350A++
    Hitachi RAM-70NYP4E / RAK-15QPE + RAK-35RPE + RAK-50RPE

    7 kW · SEER 7 · 350 kWh/yr
    €99/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