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. 1401A+++
   Bosch 7733704094

   7 kW · SEER 8.5 · 289 kWh/yr
   €82/year
2. 1402A+++
   IVT 7733704100

   7 kW · SEER 8.5 · 289 kWh/yr
   €82/year
3. 1403A++
   Buderus 7733703266

   6.1 kW · SEER 7.4 · 289 kWh/yr
   €82/year
4. 1404A++
   Buderus 7733703256

   6.1 kW · SEER 7.2 · 289 kWh/yr
   €82/year
5. 1405A+++
   Mitsui ZDX24HP14

   7 kW · SEER 8.5 · 289 kWh/yr
   €82/year
6. 1406A++
   Hyundai HAAS1800W

   5.2 kW · SEER 6.1 · 289 kWh/yr
   €82/year
7. 1407A++
   Bosch 7733704830

   5.2 kW · SEER 6.3 · 289 kWh/yr
   €82/year
8. 1408A+++
   Hyundai HAAS2400DN

   7 kW · SEER 8.5 · 289 kWh/yr
   €82/year
9. 1409A++
   Invest Living MSA-18

   5.3 kW · SEER 6.4 · 290 kWh/yr
   €82/year
10. 1410A++
    Beko BEVCA 180/BEVCA 181 8868543200/8868533200

    5.1 kW · SEER 6.1 · 290 kWh/yr
    €82/year
11. 1411A++
    Andersen Electric Apollo 18000

    5.3 kW · SEER 6.4 · 290 kWh/yr
    €82/year
12. 1412A++
    Equation MSABDU-18HRFN1-QRD0GW(B)

    5.3 kW · SEER 6.4 · 290 kWh/yr
    €82/year
13. 1413A++
    Bosch B1ZAI1840W/B1ZAO1840W

    5.3 kW · SEER 6.4 · 290 kWh/yr
    €82/year
14. 1414A++
    Bosch B1ZAI1841W/B1ZAO1841W

    5.3 kW · SEER 6.4 · 290 kWh/yr
    €82/year
15. 1415A++
    Mobika EL-CLSAURIR32-052-2

    5.3 kW · SEER 6.4 · 290 kWh/yr
    €82/year
16. 1416A++
    Vulcano 7731200466

    5.3 kW · SEER 6.4 · 290 kWh/yr
    €82/year
17. 1417A++
    Bosch 8731689546

    5.3 kW · SEER 6.4 · 290 kWh/yr
    €82/year
18. 1418A+
    Hitachi RAM-53NP2B / RAD-18QPB + RAI-35QPB

    5.3 kW · SEER 6.4 · 290 kWh/yr
    €82/year
19. 1419A++
    Daikin CTXM15M2V1B / FTXM50M2V1B / 3MXM68N2V1B

    6.5 kW · SEER 7.9 · 290 kWh/yr
    €82/year
20. 1420A++
    Daikin CTXM15N2V1B / FTXM50N2V1B / 3MXM68N2V1B

    6.5 kW · SEER 7.9 · 290 kWh/yr
    €82/year
21. 1421A++
    Daikin CTXM15N2V1B / CTXM15N2V1B / FTXM35N2V1B / 3MXM68N2V1B

    6.5 kW · SEER 7.9 · 290 kWh/yr
    €82/year
22. 1422A++
    Daikin CTXM15R5V1B / FTXM50R2V1B / 2MXM68N2V1B

    6.5 kW · SEER 7.8 · 290 kWh/yr
    €82/year
23. 1423A++
    MAXA FDL53R

    5.3 kW · SEER 6.4 · 290 kWh/yr
    €82/year
24. 1424A+
    Clivet S.IM1+MM1-Y 53M

    5.3 kW · SEER 6.4 · 290 kWh/yr
    €82/year
25. 1425A++
    Clivet S.IL2+ML2-Y 53M

    5.3 kW · SEER 6.4 · 290 kWh/yr
    €82/year
26. 1426A++
    REMKO ML 525 DC

    5.3 kW · SEER 6.7 · 290 kWh/yr
    €82/year
27. 1427A++
    Hamilton Digital HDWI-MAXIMUS-185C / HDOI-MAXIMUS-185C

    5.1 kW · SEER 6.2 · 290 kWh/yr
    €82/year
28. 1428A++
    Inventor AR3VI32-18WF/AR3VO32-18

    5.3 kW · SEER 6.4 · 290 kWh/yr
    €82/year
29. 1429A++
    Inventor AR4VI32-18WFI/AR4VO32-18

    5.3 kW · SEER 6.4 · 290 kWh/yr
    €82/year
30. 1430A++
    Brokton BRSC18

    5.1 kW · SEER 6.1 · 290 kWh/yr
    €82/year
31. 1431A++
    Pacific ANEMOS18P

    5.1 kW · SEER 6.1 · 290 kWh/yr
    €82/year
32. 1432A++
    Arielli ASW-H18A4/FFR1DI-EU

    5.2 kW · SEER 6.1 · 290 kWh/yr
    €82/year
33. 1433A++
    AUX ASW-H18A4/FIR1DI-EU

    5.2 kW · SEER 6.1 · 290 kWh/yr
    €82/year
34. 1434A++
    Qlima S 4248

    5.3 kW · SEER 6.4 · 290 kWh/yr
    €82/year
35. 1435A++
    Grento GRA18CH3

    5.1 kW · SEER 6.2 · 290 kWh/yr
    €82/year
36. 1436A++
    Olimpia Splendid OS-SEMTH18EI / OS-CEMTH18EJ

    5.1 kW · SEER 6.1 · 290 kWh/yr
    €82/year
37. 1437A++
    Tesla TC52M211W-1832IA

    5.1 kW · SEER 6.1 · 290 kWh/yr
    €82/year
38. 1438A++
    Ocelair OASC18

    5.1 kW · SEER 6.1 · 290 kWh/yr
    €82/year
39. 1439A++
    Hobsand HOSC18

    5.1 kW · SEER 6.1 · 290 kWh/yr
    €82/year
40. 1440A++
    Corbero CSCECO18

    5.1 kW · SEER 6.1 · 290 kWh/yr
    €82/year
41. 1441A++
    Orbegozo FDI 185

    5.1 kW · SEER 6.1 · 290 kWh/yr
    €82/year
42. 1442A++
    Panasonic CS-MZ16CKE + CS-Z25CKEW + CS-Z25CKEW / CU-3Z68CBE

    6.5 kW · SEER 8.2 · 290 kWh/yr
    €82/year
43. 1443A++
    Irradio - Belair Alastor 18ED

    5.1 kW · SEER 6.1 · 290 kWh/yr
    €82/year
44. 1444A++
    Bosch 7733702409

    6.1 kW · SEER 7.2 · 290 kWh/yr
    €82/year
45. 1445A++
    Artel AGFX18RL24

    5.3 kW · SEER 6.4 · 290 kWh/yr
    €82/year
46. 1446A++
    Mitsui MSFX18HL24

    5.3 kW · SEER 6.4 · 290 kWh/yr
    €82/year
47. 1447A++
    Buderus 7733703254

    6.1 kW · SEER 7.2 · 290 kWh/yr
    €82/year
48. 1448A++
    Arielli ACSD-24EBA

    6 kW · SEER 7.3 · 290 kWh/yr
    €82/year
49. 1449A++
    Bosch 7733704846

    5.3 kW · SEER 6.4 · 290 kWh/yr
    €82/year
50. 1450A++
    Ariston (2X) NEVIS UD0-Ix2 DUAL 55 XD0B-O

    5.2 kW · SEER 6.3 · 290 kWh/yr
    €82/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