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. 2001A++
   Cooper&Hunter CH-S12FTXF2-NG

   3.2 kW · SEER 6.1 · 184 kWh/yr
   €52/year
2. 2002A++
   Arielli AAC-12CH/KDI

   3.2 kW · SEER 6.1 · 184 kWh/yr
   €52/year
3. 2003A++
   AUX ASW-H12B4/JAR3DI-EU

   3.2 kW · SEER 6.1 · 184 kWh/yr
   €52/year
4. 2004A++
   AUX ASW-H12B4/FHR3DI-EU

   3.2 kW · SEER 6.1 · 184 kWh/yr
   €52/year
5. 2005A++
   Arielli ASW-H12B4/JER3DI-EU

   3.2 kW · SEER 6.1 · 184 kWh/yr
   €52/year
6. 2006A++
   AUX ASW-H12B4/FZR3DI-EU

   3.2 kW · SEER 6.1 · 184 kWh/yr
   €52/year
7. 2007A++
   AUX ASW-H12A4/HAR3DI-EU

   3.2 kW · SEER 6.1 · 184 kWh/yr
   €52/year
8. 2008A++
   Eca Technology SKWI1224GHP-32

   3.2 kW · SEER 6.1 · 184 kWh/yr
   €52/year
9. 2009A++
   AlpicAir AWI-32HRDC1E AWO-32HRDC1E

   3.2 kW · SEER 6.1 · 184 kWh/yr
   €52/year
10. 2010A++
    AlpicAir AWI-33HRDC1E AWO-33HRDC1E

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
11. 2011A++
    Tectro TSCS 1032

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
12. 2012A++
    Rotenso T35Xi R15/UO35Xo R14

    3.5 kW · SEER 6.8 · 184 kWh/yr
    €52/year
13. 2013A++
    Andersen Electric CEILING CASSETTE 35

    3.5 kW · SEER 6.8 · 184 kWh/yr
    €52/year
14. 2014A++
    Vivax ACP-12CC35AERI+ R32

    3.5 kW · SEER 6.8 · 184 kWh/yr
    €52/year
15. 2015A++
    Cooper&Hunter CH-S12FTXF6

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
16. 2016A++
    R-4Living R4L-R+12

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
17. 2017A++
    SVAN3012B

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
18. 2018A++
    Multiwarm MKEGM 351 ZAL - MCNGS 351 ZA

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
19. 2019A++
    AlpicAir ACI-35HRDC1C AOU-35HRDC1A

    3.5 kW · SEER 6.8 · 184 kWh/yr
    €52/year
20. 2020A++
    Enilux GmbH Split KS-1

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
21. 2021A++
    Daikin FTXG35LV1BS / RXLG35M2V1B

    3.5 kW · SEER 6.7 · 184 kWh/yr
    €52/year
22. 2022A++
    Daikin FFA35A2VEB9 / RXM35A5V1B9

    3.4 kW · SEER 6.5 · 184 kWh/yr
    €52/year
23. 2023A++
    Tosot Pular-GWH12AGA

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
24. 2024A++
    Viessmann Vitoclima 200-S WS2036BLD0

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
25. 2025A++
    Fisher FSKIF-1201AE3-EU / FSOIF-1201AE3

    3.5 kW · SEER 6.8 · 184 kWh/yr
    €52/year
26. 2026A++
    Thermor 872172

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
27. 2027A++
    Green Electric GREEN E.12 GREEN ELECTRIC MONO 12

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
28. 2028A++
    Storm ST18575 STORM MITE BASIC EVO MONO KW 3,2 R32 INVERTER

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
29. 2029A++
    ARGO ECOLIGHT MONO 12000 WIFI

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
30. 2030A++
    Storm ST16742E STORM MITE BASIC MONO KW 3,2 R32

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
31. 2031A++
    TECHNIBEL ECOLIGHT MONO 12

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
32. 2032A++
    GREE GWH12AAB-K6DNA3A

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
33. 2033A++
    VOX Electronics IVA5-12JR

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
34. 2034A++
    AMG NMXX12HP24P

    3.5 kW · SEER 6.8 · 184 kWh/yr
    €52/year
35. 2035A++
    Immergas UI CAS 12 UE MONO 12

    3.5 kW · SEER 6.8 · 184 kWh/yr
    €52/year
36. 2036A++
    Rossato ELYSON CASSETTA 12

    3.5 kW · SEER 6.8 · 184 kWh/yr
    €52/year
37. 2037A++
    Clivet MC3-Y 35M + IBA1-Y 35M

    3.5 kW · SEER 6.8 · 184 kWh/yr
    €52/year
38. 2038A++
    Ferroli GIADA-C ODU S 12 + GIADA-C IDU CASSETTE 12

    3.5 kW · SEER 6.8 · 184 kWh/yr
    €52/year
39. 2039A++
    Lamborghini Caloreclima SMERALDO-C ODU S 12 + SMERALDO-C IDU CASSETTE 12

    3.5 kW · SEER 6.8 · 184 kWh/yr
    €52/year
40. 2040A++
    Airmart AM35RA1-IU / AM35RA1-OU

    3.2 kW · SEER 6.1 · 184 kWh/yr
    €52/year
41. 2041A++
    ELCO RIGEON CCAS 35/RIGEON MAX 35X

    3.5 kW · SEER 6.8 · 184 kWh/yr
    €52/year
42. 2042A++
    Ariston CCA R32 035 U-I N/MUC R32 035 MM-O

    3.5 kW · SEER 6.8 · 184 kWh/yr
    €52/year
43. 2043A++
    Hyundai HCC-M12IU/3 + HCU-M12OU/2

    3.5 kW · SEER 6.8 · 184 kWh/yr
    €52/year
44. 2044A++
    Mitsubishi Electric MFZ-KT35VG / SUZ-M35VA

    3.5 kW · SEER 6.6 · 185 kWh/yr
    €52/year
45. 2045A++
    Daikin FTXP35K3V1B / RXP35K3V1B

    3.5 kW · SEER 6.6 · 185 kWh/yr
    €52/year
46. 2046A++
    Nuvelle NPL 12INV

    3.5 kW · SEER 6.6 · 185 kWh/yr
    €52/year
47. 2047A++
    Qlima S 3731

    3.5 kW · SEER 6.6 · 185 kWh/yr
    €52/year
48. 2048A++
    Olimpia Splendid OS-CEACH12EI / OS-SEACH09EI

    3.5 kW · SEER 6.7 · 185 kWh/yr
    €52/year
49. 2049A++
    Mitsubishi Electric MFZ-KT35VGK / SUZ-M35VA2

    3.5 kW · SEER 6.6 · 185 kWh/yr
    €52/year
50. 2050A++
    Eurofred DS-12KIDQ(W)_DOS-12KIDQ(W)

    3.3 kW · SEER 6.2 · 186 kWh/yr
    €53/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