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. 551A++
   Daikin ATXC25BV1B / ARXC25BV1B

   2.6 kW · SEER 6.7 · 133 kWh/yr
   €38/year
2. 552A+++
   Animair IDU-O40N1 / ODU-O40N1

   3.5 kW · SEER 9.2 · 133 kWh/yr
   €38/year
3. 553A+++
   Invest Living MSX-15

   3.5 kW · SEER 9.2 · 133 kWh/yr
   €38/year
4. 554A+++
   Kaisai KNP-12NRHI/KNP-12NRHO

   3.5 kW · SEER 9.2 · 133 kWh/yr
   €38/year
5. 555A++
   Beko BEHPI 090/ BEHPI 091 8501003200

   2.7 kW · SEER 7.1 · 133 kWh/yr
   €38/year
6. 556A+++
   Ekokai DPA25FHX

   2.6 kW · SEER 6.6 · 133 kWh/yr
   €38/year
7. 557A+++
   Fisher FSAIF-NORD-123AE3 / FSOAIF-NORD-123AE3

   3.5 kW · SEER 9.2 · 133 kWh/yr
   €38/year
8. 558A+++
   Rotenso M35Xi R15 / M35Xo R15

   3.5 kW · SEER 9.2 · 133 kWh/yr
   €38/year
9. 559A++
   GREE GWH09ATBXB-K6DNA1D

   2.7 kW · SEER 7.1 · 133 kWh/yr
   €38/year
10. 560A+++
    Midea OPP-12HRFN8-QRE1/MOX330-12HFN8-QRE1

    3.5 kW · SEER 9.2 · 133 kWh/yr
    €38/year
11. 561A+++
    AEG NSP35

    3.5 kW · SEER 9.2 · 133 kWh/yr
    €38/year
12. 562A+++
    Idema ISPT-35UI-R32 / ISPT-35UE-R32

    3.5 kW · SEER 9.2 · 133 kWh/yr
    €38/year
13. 563A+++
    Ariston KYRIS NET R32 35 MUD0

    3.5 kW · SEER 9.2 · 133 kWh/yr
    €38/year
14. 564A++
    Haier AS25PBBHRA / 1U25YEBGRA

    2.6 kW · SEER 6.8 · 134 kWh/yr
    €38/year
15. 565A+++
    Mitsubishi Heavy Industries SRC35ZSX-S_SRK35ZSX-W

    3.5 kW · SEER 9.2 · 134 kWh/yr
    €38/year
16. 566A++
    Inventor P8MVI32-09WiFi/P8MVO32-09

    2.6 kW · SEER 6.8 · 134 kWh/yr
    €38/year
17. 567A++
    Inventor P7MVI-09WiFi/P7MVO-09

    2.6 kW · SEER 6.8 · 134 kWh/yr
    €38/year
18. 568A++
    Daikin ATXC25DV1B / ARXC25DV1B

    2.6 kW · SEER 6.7 · 134 kWh/yr
    €38/year
19. 569A++
    Arielli AAC-09CHSD

    2.6 kW · SEER 6.8 · 134 kWh/yr
    €38/year
20. 570A+++
    Mitsubishi Electric MSY-TP35VF2 / MUY-TP35VF2

    3.5 kW · SEER 9 · 134 kWh/yr
    €38/year
21. 571A++
    Mijia ASH-09WO/N2C2-EU

    2.8 kW · SEER 7.3 · 134 kWh/yr
    €38/year
22. 572A++
    Ariston NEVIS PLUS 25 MUD0 3381291

    2.7 kW · SEER 7.1 · 134 kWh/yr
    €38/year
23. 573A+++
    Fujitsu AOYG12KHCAN/ASYG12KHCA

    3.5 kW · SEER 9 · 135 kWh/yr
    €38/year
24. 574A++
    Invest Living MSA - 09C

    2.7 kW · SEER 6.9 · 135 kWh/yr
    €38/year
25. 575A++
    MAXA SPR26R

    2.7 kW · SEER 6.9 · 135 kWh/yr
    €38/year
26. 576A++
    MAXA TFL26R

    2.7 kW · SEER 6.9 · 135 kWh/yr
    €38/year
27. 577A+++
    LG F12MK U24/F12MK NSM

    3.5 kW · SEER 9.1 · 135 kWh/yr
    €38/year
28. 578A++
    Bosch ASI09DW30/ASO09DW30

    2.7 kW · SEER 6.9 · 135 kWh/yr
    €38/year
29. 579A++
    GREE GWH09AWBXB-K6DNA4C

    2.7 kW · SEER 7 · 135 kWh/yr
    €38/year
30. 580A+++
    Hitachi RAM-33NP2E / RAK-15QPE + RAK-15QPE

    3.3 kW · SEER 8.5 · 135 kWh/yr
    €38/year
31. 581A+++
    Hitachi RAM-33NP2E / RAK-15QPE + RAK-18QXE

    3.3 kW · SEER 8.5 · 135 kWh/yr
    €38/year
32. 582A+++
    Hitachi RAM-33NP2E / RAK-15QPE + RAK-25RPE

    3.3 kW · SEER 8.5 · 135 kWh/yr
    €38/year
33. 583A+++
    Hitachi RAM-33NP2E / RAK-15QPE + RAK-25RXE

    3.3 kW · SEER 8.5 · 135 kWh/yr
    €38/year
34. 584A+++
    Hitachi RAM-33NP2E / RAK-18RPE + RAK-18RPE

    3.3 kW · SEER 8.5 · 135 kWh/yr
    €38/year
35. 585A+++
    Hitachi RAM-33NP2E / RAK-18RPE + RAK-25RXE

    3.3 kW · SEER 8.5 · 135 kWh/yr
    €38/year
36. 586A+++
    Hitachi RAM-33NP2E / RAK-25RPE + RAK-25RPE

    3.3 kW · SEER 8.5 · 135 kWh/yr
    €38/year
37. 587A+++
    Hitachi RAM-33NP2E / RAK-15QPE + RAK-18RPE

    3.3 kW · SEER 8.5 · 135 kWh/yr
    €38/year
38. 588A+++
    General AOHH12KGCG/ASHH12KGTG

    3.4 kW · SEER 8.8 · 135 kWh/yr
    €38/year
39. 589A+++
    Fuji Electric ROG12KHCAN/RSG12KHCA

    3.5 kW · SEER 9 · 135 kWh/yr
    €38/year
40. 590A+++
    Daikin ATXM35A2V1B / ARXM35A5V1B

    3.5 kW · SEER 9.1 · 135 kWh/yr
    €38/year
41. 591A++
    Kosner KSTI-09N/M/25 INT R32 EVO/ KSTI-09N/25 EXT R32

    2.7 kW · SEER 6.9 · 135 kWh/yr
    €38/year
42. 592A++
    Inventor PFI2VI-09WFI/PFI2VO-09

    2.7 kW · SEER 6.9 · 135 kWh/yr
    €38/year
43. 593A+++
    LG F12MT

    3.5 kW · SEER 9.1 · 135 kWh/yr
    €38/year
44. 594A+++
    FEGHACPPP12

    3.3 kW · SEER 8.5 · 135 kWh/yr
    €38/year
45. 595A++
    Adelberg VPA 109

    2.7 kW · SEER 7 · 135 kWh/yr
    €38/year
46. 596A+++
    Fujitsu AOEH12KGCG/ASEH12KGTG

    3.4 kW · SEER 8.8 · 135 kWh/yr
    €38/year
47. 597A+++
    Fuji Electric ROH12KGCG/RSH12KGTG

    3.4 kW · SEER 8.8 · 135 kWh/yr
    €38/year
48. 598A+++
    General AOHG12KHCAN/ASHG12KHCA

    3.5 kW · SEER 9 · 135 kWh/yr
    €38/year
49. 599A++
    Webber S 5426

    2.7 kW · SEER 7 · 135 kWh/yr
    €38/year
50. 600A++
    Qlima S 4626

    2.7 kW · SEER 7 · 135 kWh/yr
    €38/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