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. 51A+++
   Daikin ATXM20N2V1B / ATXM20N2V1B / ATXM35N2V1B / 3AMXM52M3V1B

   5.2 kW · SEER 8.5 · 214 kWh/yr
   €61/year
2. 52A+++
   Daikin ATXM25N2V1B / ATXM50N2V1B / 3AMXM52M3V1B

   5.2 kW · SEER 8.5 · 214 kWh/yr
   €61/year
3. 53A+++
   Daikin ATXM20M2V1B / ATXM20M2V1B / ATXM35M2V1B / 3AMXM52M3V1B

   5.2 kW · SEER 8.5 · 214 kWh/yr
   €61/year
4. 54A+++
   Daikin ATXM35M2V1B / ATXM50M2V1B / 3AMXM52M3V1B

   5.2 kW · SEER 8.5 · 214 kWh/yr
   €61/year
5. 55A+++
   Daikin ATXM25M2V1B / ATXM50M2V1B / 3AMXM52M3V1B

   5.2 kW · SEER 8.5 · 214 kWh/yr
   €61/year
6. 56A+++
   Daikin ATXM35M2V1B / ATXM35M2V1B / 3AMXM52M3V1B

   5.2 kW · SEER 8.5 · 214 kWh/yr
   €61/year
7. 57A+++
   Daikin CTXM15M2V1B / CTXM15M2V1B / FTXM20M2V1B / 3MXM52N2V1B

   5.2 kW · SEER 8.5 · 214 kWh/yr
   €61/year
8. 58A+++
   Daikin FTXM20A5V1B / FTXM25A2V1B / FTXM35A2V1B / 3MXM52A2V1B9

   5.2 kW · SEER 8.5 · 214 kWh/yr
   €61/year
9. 59A+++
   Panasonic CS-MZ16TKE + CS-MZ16TKE + CS-Z20TKEW / CU-3Z52TBE

   5.2 kW · SEER 8.5 · 214 kWh/yr
   €61/year
10. 60A+++
    Daikin ATXM35N2V1B / ATXM50N2V1B / 3AMXM52M3V1B

    5.2 kW · SEER 8.5 · 214 kWh/yr
    €61/year
11. 61A+++
    LG MU3R19 U23/MJ05PC NSJ，MJ07PC NSJ

    5.3 kW · SEER 8.6 · 215 kWh/yr
    €61/year
12. 62A+++
    Mitsubishi Electric MXZ-2F53VF2-E1 / MSZ-LN18VG + MSZ-LN35VG

    5.3 kW · SEER 8.6 · 215 kWh/yr
    €61/year
13. 63A+++
    Mitsubishi Electric MXZ-2F53VFH2-E1 / MSZ-LN18VG + MSZ-LN35VG

    5.3 kW · SEER 8.6 · 215 kWh/yr
    €61/year
14. 64A+++
    Daikin ATXM25N2V1B / ATXM25N2V1B / ATXM35N2V1B / 3AMXM52M3V1B

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
15. 65A+++
    Daikin ATXM25N2V1B / ATXM25N2V1B / ATXM25N2V1B / 3AMXM52M3V1B

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
16. 66A+++
    Daikin ATXM25N2V1B / ATXM35N2V1B / 3AMXM52M3V1B

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
17. 67A+++
    Daikin ATXM20N2V1B / ATXM20N2V1B / ATXM25N2V1B / 3AMXM52M3V1B

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
18. 68A+++
    Daikin ATXM20N2V1B / ATXM20N2V1B / ATXM20N2V1B / 3AMXM52M3V1B

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
19. 69A+++
    Daikin ATXM20N2V1B / ATXM25N2V1B / ATXM35N2V1B / 3AMXM52M3V1B

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
20. 70A+++
    Daikin ATXM20N2V1B / ATXM25N2V1B / ATXM25N2V1B / 3AMXM52M3V1B

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
21. 71A+++
    Daikin ATXM20M2V1B / ATXM35M2V1B / 3AMXM52M3V1B

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
22. 72A+++
    Daikin ATXM20M2V1B / ATXM25M2V1B / ATXM35M2V1B / 3AMXM52M3V1B

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
23. 73A+++
    Daikin ATXM20M2V1B / ATXM35M2V1B / ATXM35M2V1B / 3AMXM52M3V1B

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
24. 74A+++
    Daikin ATXM20M2V1B / ATXM50M2V1B / 3AMXM52M3V1B

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
25. 75A+++
    Daikin ATXM25M2V1B / ATXM25M2V1B / ATXM35M2V1B / 3AMXM52M3V1B

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
26. 76A+++
    Daikin ATXM25M2V1B / ATXM35M2V1B / 3AMXM52M3V1B

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
27. 77A+++
    Tesla TT51TP81-1832IHWT

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
28. 78A+++
    Daitsu DS-18KTP-6_DOS-18KTP-6

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
29. 79A+++
    AUX-18CCW

    5.4 kW · SEER 8.8 · 215 kWh/yr
    €61/year
30. 80A+++
    Kaisai KRW-18TLHI/KRWB-18TLHO

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
31. 81A+++
    Diplomat DAH-180SM Ultra Winter

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
32. 82A+++
    Nørdis ORION EVO NDI/NDO-OE18TC1

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
33. 83A+++
    Nørdis / Nordis ORION EVO NDI/NDO-OE18TC1

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
34. 84A+++
    TCL S18P9S1

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
35. 85A+++
    Andersen Electric MAT PRO 18

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
36. 86A+++
    Daikin ATXM20N2V1B / ATXM50N2V1B / 3AMXM52M3V1B

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
37. 87A+++
    Daikin ATXM20N2V1B / ATXM35N2V1B / 3AMXM52M3V1B

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
38. 88A+++
    Daikin ATXM20N2V1B / ATXM35N2V1B / ATXM35N2V1B / 3AMXM52M3V1B

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
39. 89A+++
    Sanden Intercool Italy Srl SND-18AON-ID / SND-18AON-OD

    5.4 kW · SEER 8.7 · 215 kWh/yr
    €61/year
40. 90A+++
    AUX ASW-H18E0/F SERIES

    5.4 kW · SEER 8.8 · 215 kWh/yr
    €61/year
41. 91A+++
    Noxa NXMG-ID50BFR-1A/NXMG-OD50BFR-1A

    5.4 kW · SEER 8.7 · 215 kWh/yr
    €61/year
42. 92A+++
    Vesser ARX18D/RX18D

    5.4 kW · SEER 8.7 · 215 kWh/yr
    €61/year
43. 93A+++
    Naitec SP50HWXK

    5.4 kW · SEER 8.7 · 215 kWh/yr
    €61/year
44. 94A+++
    AMG NZDX18HP14

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
45. 95A+++
    Morris WFIN-50168 - WFOD-50169

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
46. 96A+++
    Brokton BRST18

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
47. 97A+++
    Corbero CSTECOPRO18

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
48. 98A+++
    Ocelair OASTPLUS18

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
49. 99A+++
    Artica WHAPPRO18

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/year
50. 100A+++
    Qlima SC 7053

    5.2 kW · SEER 8.5 · 215 kWh/yr
    €61/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