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. 1451A++
   Midea MTIU-18HWFNX(GA) / MOX330U-18HFN8-Q(GA)

   5.4 kW · SEER 6.5 · 291 kWh/yr
   €82/year
2. 1452A++
   MDV DCTS-18R32IVT IN/UNVS-18R32INT OU

   5.4 kW · SEER 6.5 · 291 kWh/yr
   €82/year
3. 1453A++
   Noxa NXLMID-18XDS-1A/NXLMOD-18BAU-1A

   5.4 kW · SEER 6.5 · 291 kWh/yr
   €82/year
4. 1454A++
   Vivax ACP-18DT50AERIs R32

   5.4 kW · SEER 6.5 · 291 kWh/yr
   €82/year
5. 1455A++
   Kaisai KTI-18HWG32X

   5.4 kW · SEER 6.5 · 291 kWh/yr
   €82/year
6. 1456A++
   Ariston DUC R32 050 U-I x MUC R32 050 MM-O

   5.4 kW · SEER 6.5 · 291 kWh/yr
   €82/year
7. 1457A++
   Inventor V7DI-18WiFiR/U7RS-18

   5.4 kW · SEER 6.5 · 291 kWh/yr
   €82/year
8. 1458A++
   Hitachi RAM-53NYP3E / RAK-35RXE

   5.3 kW · SEER 6.3 · 291 kWh/yr
   €82/year
9. 1459A++
   Hitachi RAC-VJ60PHAE / RAK-VJ60PHAE

   6 kW · SEER 7.2 · 291 kWh/yr
   €82/year
10. 1460A+
    Hitachi RAM-53NP2B / RAD-18QPB + RAD-35QPB

    5.3 kW · SEER 6.4 · 291 kWh/yr
    €82/year
11. 1461A++
    Baxi Spa 7691184 - UE DUAL 18000 LST50-2M R410A

    5.1 kW · SEER 6.1 · 291 kWh/yr
    €82/year
12. 1462A++
    Nørdis NID/NOA-18

    5.4 kW · SEER 6.5 · 291 kWh/yr
    €82/year
13. 1463A++
    Nørdis / Nordis NID/NOA-18

    5.4 kW · SEER 6.5 · 291 kWh/yr
    €82/year
14. 1464A++
    Clivet MC3-Y 53M ID3-XY 53M (1x1)

    5.4 kW · SEER 6.5 · 291 kWh/yr
    €82/year
15. 1465A++
    Mitsubishi Heavy Industries SRC63ZR-S_SRK63ZR-W

    6.3 kW · SEER 7.6 · 291 kWh/yr
    €82/year
16. 1466A++
    Bosch 7733702415

    6.1 kW · SEER 7.5 · 291 kWh/yr
    €82/year
17. 1467A++
    Emelson EML-D-18FAROR32-WF

    5.2 kW · SEER 6.5 · 291 kWh/yr
    €82/year
18. 1468A++
    Rotenso N50Xi R14/UO50Xo R14

    5.4 kW · SEER 6.5 · 291 kWh/yr
    €82/year
19. 1469A++
    Bosch 7733701915

    5.4 kW · SEER 6.5 · 291 kWh/yr
    €82/year
20. 1470A++
    Airton 409936

    5.1 kW · SEER 6.1 · 291 kWh/yr
    €82/year
21. 1471A++
    Tonair 409947

    5.1 kW · SEER 6.1 · 291 kWh/yr
    €82/year
22. 1472A++
    Mitsubishi Heavy Industries SRC60ZSX-W1_FDE60VH

    5.6 kW · SEER 6.8 · 292 kWh/yr
    €83/year
23. 1473A++
    Ocean ACSIHSY 18 D OC

    5.1 kW · SEER 6.1 · 292 kWh/yr
    €83/year
24. 1474A++
    Hitachi RAM-53NYP3E / RAK-50RPE

    5.3 kW · SEER 6.3 · 292 kWh/yr
    €83/year
25. 1475A++
    Emmeti X-REVO-2423TE X-REVO-09-09XXX

    5.3 kW · SEER 6.3 · 292 kWh/yr
    €83/year
26. 1476A++
    Mitsubishi Heavy Industries SRC60ZSX-S_FDE60VH

    5.6 kW · SEER 6.8 · 292 kWh/yr
    €83/year
27. 1477A++
    Zephir ZVC18000

    5.1 kW · SEER 6.1 · 292 kWh/yr
    €83/year
28. 1478A++
    Panasonic S-60PT2E5B / U-60PZH2E5

    6 kW · SEER 7.2 · 292 kWh/yr
    €83/year
29. 1479A++
    Carrier 38WHSH060A1A0TEE+40WHHB060D1A0TEE

    6.1 kW · SEER 7.3 · 292 kWh/yr
    €83/year
30. 1480A++
    Bosch 7733702425

    6.1 kW · SEER 7.2 · 292 kWh/yr
    €83/year
31. 1481A++
    Ferroli ASTER S 18

    5.1 kW · SEER 6.1 · 292 kWh/yr
    €83/year
32. 1482A++
    Lamborghini Caloreclima I-BREEZE 18 N

    5.1 kW · SEER 6.1 · 292 kWh/yr
    €83/year
33. 1483A++
    Toshiba Carrier Corporation RAS-22J2AVSG-E+RAS-B22J2KVSG-E

    6.1 kW · SEER 7.3 · 292 kWh/yr
    €83/year
34. 1484A++
    Bosch 7733702429

    6.1 kW · SEER 7.5 · 292 kWh/yr
    €83/year
35. 1485A++
    Bosch 7733702423

    6.1 kW · SEER 7.2 · 292 kWh/yr
    €83/year
36. 1486A++
    Buderus 7733703262

    6.1 kW · SEER 7.2 · 292 kWh/yr
    €83/year
37. 1487A++
    Buderus 7733703267

    6.1 kW · SEER 7.5 · 292 kWh/yr
    €83/year
38. 1488A+++
    Bosch 7733703667

    7 kW · SEER 8.5 · 292 kWh/yr
    €83/year
39. 1489A++
    Daitsu DS-18KIDB(WD)_DOS-18KIDB(WD)

    5.1 kW · SEER 6.1 · 293 kWh/yr
    €83/year
40. 1490A++
    Hiyasu HS-18KIHB(W)_HOS-18KIHB(W)

    5.1 kW · SEER 6.1 · 293 kWh/yr
    €83/year
41. 1491A++
    Fujitsu AOYG18KBTB/ARXG18KLLAP

    5.2 kW · SEER 6.2 · 293 kWh/yr
    €83/year
42. 1492A++
    Fujitsu AOYG18LALL/ARYG18LLTB (2021 registration)

    5.2 kW · SEER 6.2 · 293 kWh/yr
    €83/year
43. 1493A++
    Fujitsu AOYG18KBTB/ABYG18KRTA

    5.2 kW · SEER 6.2 · 293 kWh/yr
    €83/year
44. 1494A++
    Fujitsu AOYG18KATA/AUXG18KRLB

    5.2 kW · SEER 6.2 · 293 kWh/yr
    €83/year
45. 1495A++
    Fujitsu AOYG18LBCB/AUYG18LVLB (2021 registration)

    5.2 kW · SEER 6.2 · 293 kWh/yr
    €83/year
46. 1496A++
    Fujitsu AOYG18LALL/AUYG18LVLB (2021 registration)

    5.2 kW · SEER 6.2 · 293 kWh/yr
    €83/year
47. 1497A++
    Andersen Electric Nordic 18000

    5.1 kW · SEER 6.1 · 293 kWh/yr
    €83/year
48. 1498A++
    Daitsu DS-18KDP-WIFI_DOS-18KDP-WIFI

    5.1 kW · SEER 6.1 · 293 kWh/yr
    €83/year
49. 1499A++
    Electrolux EACS/I-18HEL/N8/out EEC / EACS/I-18HEL/N8/in EEC

    5.1 kW · SEER 6.1 · 293 kWh/yr
    €83/year
50. 1500A++
    Electrolux EACS/I-18HTP/N8/out EEC / EACS/I-18HTP/N8/in EEC

    5.1 kW · SEER 6.1 · 293 kWh/yr
    €83/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