Most energy-efficient air conditioners, 2.6–3.5 kW (2026)

Choosing a model from the most efficient 5% instead of the least efficient 5% in this group saves about €27 a year at the EU average electricity price (0.283 €/kWh).

By energy class: A 80 · A+ 104 · A++ 1,992 · A+++ 783 · B 4 · C 1

1. 1351A++
   Kesser K-KI-9000-3

   2.6 kW · SEER 6.1 · 149 kWh/yr
   €42/year
2. 1352A++
   Tredi TRV-10116-IU / TRV-10117OU

   2.6 kW · SEER 6.1 · 149 kWh/yr
   €42/year
3. 1353A++
   Mijaki MJI-9409P / MJO-9410P

   2.6 kW · SEER 6.1 · 149 kWh/yr
   €42/year
4. 1354A++
   F&U FVIN-09140 / FVOT-09141

   2.6 kW · SEER 6.1 · 149 kWh/yr
   €42/year
5. 1355A++
   United UNI-3409 / UNO-3410

   2.6 kW · SEER 6.1 · 149 kWh/yr
   €42/year
6. 1356A++
   OLMO OSH-09FWH

   2.6 kW · SEER 6.1 · 149 kWh/yr
   €42/year
7. 1357A++
   Blaupunkt CLYMO MonoSplit 9

   2.6 kW · SEER 6.1 · 149 kWh/yr
   €42/year
8. 1358A++
   Ariston KIOS BS NET R32 25 MUD0

   2.6 kW · SEER 6.1 · 149 kWh/yr
   €42/year
9. 1359A++
   KlimaNEXT KNX-S09-32 (EPREL 2858608)

   2.6 kW · SEER 6.1 · 149 kWh/yr
   €42/year
10. 1360A++
    Toyotomi SRN23-09R32/SRG23-09R32

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
11. 1361A+++
    Yuoki WIN25D

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
12. 1362A++
    Pyramidea AC109UI / AC109UE

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
13. 1363A++
    ARGO X-PRO 27

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
14. 1364A++
    Tesla TA27FFLL-0932IA

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
15. 1365A++
    TCL S09F4S1

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
16. 1366A++
    Electrolux EACS/I-09HEF/N8 EEC

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
17. 1367A++
    Daitsu DS-9KLF_DOS-9KLF

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
18. 1368A++
    Auratsu ATC-09CLHI/ATC-09CLHO

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
19. 1369A++
    Diloc D.OVER109-2025 +D-OVER09-2025

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
20. 1370A++
    Philco PAC-09DC

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
21. 1371A++
    Suneco S09H6

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
22. 1372A++
    Rotenso R26Xi R17/R26Xo R17

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
23. 1373A++
    Corbero CST09SIROCO

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
24. 1374A++
    Zephir ZAX9000 MY25

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
25. 1375A++
    Ardesto ARD-ACS09-IP

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
26. 1376A++
    Toyotomi OTN-09QINV/OTG-09QINV

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
27. 1377A++
    Kerosun KCA25-09IVi/KCA25-09IVo

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
28. 1378A++
    Costway FP11183DE/ASW-H09B6B4/FAR3DI-C0

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
29. 1379A++
    Miyato General MI-9309W / MO-9310W

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
30. 1380A++
    United UNI-3509W / UNO-3510W

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
31. 1381A++
    Pyramidea AC209

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
32. 1382A++
    F&U FVIN-09152 / FVOT-09153

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
33. 1383A++
    Mijaki MJI-9609P - MJO-9610P

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
34. 1384A++
    Artica WHAP09V1

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
35. 1385A++
    Wellio Athena 9K

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
36. 1386A++
    Homcom 823-090V90WT

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
37. 1387A++
    Klarstein 10046100

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
38. 1388A++
    Konsi KN-TAC-09CHSD-2AHM/IFI

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
39. 1389A++
    Climatric CLITWFN-09DC

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
40. 1390A++
    Nuvelle Cirrus NC9I/NC9O Wifi

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
41. 1391A++
    Daiichi DHT26-09IVi / DHT26-09IVo

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
42. 1392A++
    Iluve TDAC-09CHSD/INDOOR-TDAC-09CHSD/OUTDOOR

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
43. 1393A++
    Gymax KU66638IJ-BM+FR

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
44. 1394A++
    Lifezeal NX99961LM-EP+DE

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
45. 1395A++
    Relax4Life JT55527HI-AL+ES

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
46. 1396A++
    VOX Electronics IJO9-SC4D

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
47. 1397A++
    Aufit F09K

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
48. 1398A++
    Sannover Osmozra 9000

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
49. 1399A++
    Brandt CLM9B

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/year
50. 1400A++
    Eluxe ELS026ECO3R32

    2.6 kW · SEER 6.1 · 150 kWh/yr
    €42/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