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+ 266 · A++ 3,544 · A+++ 451 · B 25 · C 1 · D 1

1. 2401A++
   Daikin FHA35AVEB9 / FHA35AVEB9 / RZAG71M7V1B

   6.8 kW · SEER 7.8 · 305 kWh/yr
   €86/year
2. 2402A++
   Mundoclima MUSTR-18-H14

   5.4 kW · SEER 6.2 · 305 kWh/yr
   €86/year
3. 2403A++
   Nørdis NIF/NOA-18

   5.4 kW · SEER 6.2 · 305 kWh/yr
   €86/year
4. 2404A++
   Nørdis / Nordis NIF/NOA-18

   5.4 kW · SEER 6.2 · 305 kWh/yr
   €86/year
5. 2405A++
   Clivet MC3-Y 53M IF3-XY 53M (1x1)

   5.4 kW · SEER 6.2 · 305 kWh/yr
   €86/year
6. 2406A+
   Hisense 3AMW72U4RJC

   7 kW · SEER 8 · 305 kWh/yr
   €86/year
7. 2407A++
   HTW-CF-052ADM2R32

   5.4 kW · SEER 6.2 · 305 kWh/yr
   €86/year
8. 2408A++
   Rotenso J50Xi R14/UO50Xo R14

   5.4 kW · SEER 6.2 · 305 kWh/yr
   €86/year
9. 2409A++
   Vivax ACP-18CF50AERIs R32

   5.4 kW · SEER 6.2 · 305 kWh/yr
   €86/year
10. 2410A++
    AlpicAir AFI-53HRDC1A AOU-53HRDC1A

    5.4 kW · SEER 6.2 · 305 kWh/yr
    €86/year
11. 2411A++
    Vesser CGU18DAC / GU18DAC

    5.4 kW · SEER 6.2 · 305 kWh/yr
    €86/year
12. 2412A++
    Bosch 7733701920

    5.4 kW · SEER 6.2 · 305 kWh/yr
    €86/year
13. 2413A++
    Fisher FSPIF-1801AE3 / FSOIF-1801AE3

    5.4 kW · SEER 6.2 · 305 kWh/yr
    €86/year
14. 2414A++
    Fisher FS2MIF-180CE3

    5.3 kW · SEER 6.1 · 305 kWh/yr
    €86/year
15. 2415A++
    Buderus 7733704905

    5.3 kW · SEER 6.1 · 305 kWh/yr
    €86/year
16. 2416A++
    AMG NMFX18HP24X

    5.4 kW · SEER 6.2 · 305 kWh/yr
    €86/year
17. 2417A++
    Rossato ELYSON PS 18

    5.4 kW · SEER 6.2 · 305 kWh/yr
    €86/year
18. 2418A++
    Daikin FHA35AVEB9 / FHA35AVEB9 / RZAG71N7Y1B

    6.8 kW · SEER 7.8 · 305 kWh/yr
    €86/year
19. 2419A++
    Idema IUZI-53-R32 / IOZ-53M-R32

    5.4 kW · SEER 6.2 · 305 kWh/yr
    €86/year
20. 2420A++
    Ferroli GIADA-C ODU S 18 + GIADA-C IDU FLOOR-CEILING 18

    5.4 kW · SEER 6.2 · 305 kWh/yr
    €86/year
21. 2421A++
    Lamborghini Caloreclima SMERALDO-C ODU S 18 + SMERALDO-C IDU FLOOR-CEILING 18

    5.4 kW · SEER 6.2 · 305 kWh/yr
    €86/year
22. 2422A++
    Infiniton CSTCH18A2

    7 kW · SEER 6.2 · 305 kWh/yr
    €86/year
23. 2423A+
    Bosch 7733704831

    5.2 kW · SEER 5.9 · 305 kWh/yr
    €86/year
24. 2424A+
    Ariston TRIAL 50 DUC R32_U-I N 9+9+12

    5.3 kW · SEER 6.1 · 305 kWh/yr
    €86/year
25. 2425A+
    Ariston TRIAL 50 ALYS NET_UA1-I 9+9+12

    5.3 kW · SEER 6.1 · 305 kWh/yr
    €86/year
26. 2426A++
    Ariston CEF R32 050 U-I/MUC R32 050 MM-O

    5.4 kW · SEER 6.2 · 305 kWh/yr
    €86/year
27. 2427A++
    ELCO RIGEON SUSP 50/RIGEON MAX 50X

    5.4 kW · SEER 6.2 · 305 kWh/yr
    €86/year
28. 2428A+
    Ariston TRIAL 50 ALYS NET_UA1-I 9+9

    5.1 kW · SEER 5.9 · 305 kWh/yr
    €86/year
29. 2429A+
    Ariston TRIAL 50 DUC R32_U-I N 9+9

    5.1 kW · SEER 5.9 · 305 kWh/yr
    €86/year
30. 2430A++
    Midea M2OD-18HFN8-Q

    5.3 kW · SEER 6.1 · 306 kWh/yr
    €87/year
31. 2431A++
    Aldes T.One® 06H

    5.6 kW · SEER 6.4 · 306 kWh/yr
    €87/year
32. 2432A++
    Hitachi RAM-68NP3E / RAK-15QPE + RAK-42RPE

    6.8 kW · SEER 7.8 · 306 kWh/yr
    €87/year
33. 2433A++
    Hitachi RAM-68NP3E / RAK-18RPE + RAK-35RPE

    6.8 kW · SEER 7.8 · 306 kWh/yr
    €87/year
34. 2434A++
    Hitachi RAM-68NP3E / RAK-25RPE + RAK-35RXE

    6.8 kW · SEER 7.8 · 306 kWh/yr
    €87/year
35. 2435A++
    Hitachi RAM-68NP3E / RAK-25RXE + RAK-35RPE

    6.8 kW · SEER 7.8 · 306 kWh/yr
    €87/year
36. 2436A++
    Hitachi RAM-68NP3E / RAK-25RXE + RAK-42RPE

    6.8 kW · SEER 7.8 · 306 kWh/yr
    €87/year
37. 2437A++
    Hitachi RAM-68NP3E / RAK-35RPE + RAK-50RPE

    6.8 kW · SEER 7.8 · 306 kWh/yr
    €87/year
38. 2438A++
    Hitachi RAM-68NP3E / RAK-18QXE + RAK-42RPE + RAK-50RPE

    6.8 kW · SEER 7.8 · 306 kWh/yr
    €87/year
39. 2439A++
    Hitachi RAM-70NP4E / RAK-15QPE + RAK-15QPE + RAK-50RPE

    7 kW · SEER 8 · 306 kWh/yr
    €87/year
40. 2440A++
    Hitachi RAM-70NP4E / RAK-15QPE + RAK-25RPE + RAK-25RPE

    7 kW · SEER 8 · 306 kWh/yr
    €87/year
41. 2441A++
    Hitachi RAM-70NP4E / RAK-15QPE + RAK-25RPE + RAK-42RPE

    7 kW · SEER 8 · 306 kWh/yr
    €87/year
42. 2442A++
    Hitachi RAM-70NP4E / RAK-15QPE + RAK-18RPE + RAK-50RPE

    7 kW · SEER 8 · 306 kWh/yr
    €87/year
43. 2443A++
    Hitachi RAM-70NP4E / RAK-15QPE + RAK-18QXE + RAK-25RXE

    7 kW · SEER 8 · 306 kWh/yr
    €87/year
44. 2444A++
    Hitachi RAM-70NP4E / RAK-15QPE + RAK-25RXE + RAK-42RPE

    7 kW · SEER 8 · 306 kWh/yr
    €87/year
45. 2445A++
    Hitachi RAM-70NP4E / RAK-15QPE + RAK-35RXE + RAK-50RPE

    7 kW · SEER 8 · 306 kWh/yr
    €87/year
46. 2446A++
    Hitachi RAM-70NP4E / RAK-18RPE + RAK-18RPE + RAK-18QXE

    7 kW · SEER 8 · 306 kWh/yr
    €87/year
47. 2447A++
    Hitachi RAM-70NP4E / RAK-18RPE + RAK-25RPE + RAK-25RPE

    7 kW · SEER 8 · 306 kWh/yr
    €87/year
48. 2448A++
    Hitachi RAM-70NP4E / RAK-18RPE + RAK-25RPE + RAK-25RXE

    7 kW · SEER 8 · 306 kWh/yr
    €87/year
49. 2449A++
    Hitachi RAM-70NP4E / RAK-18QXE + RAK-18QXE + RAK-50RXE

    7 kW · SEER 8 · 306 kWh/yr
    €87/year
50. 2450A++
    Hitachi RAM-70NP4E / RAK-18QXE + RAK-35RPE + RAK-35RPE

    7 kW · SEER 8 · 306 kWh/yr
    €87/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