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. 751A+++
   Kaisai KKWS-12RAA1/KKOG-12RAA1

   3.5 kW · SEER 8.7 · 141 kWh/yr
   €40/year
2. 752A+++
   Skyluxe SKY-S035PLUS

   3.5 kW · SEER 8.7 · 141 kWh/yr
   €40/year
3. 753A+++
   Infiniton SPTBM12A3

   3.5 kW · SEER 8.7 · 141 kWh/yr
   €40/year
4. 754A++
   Samsung AC026RNJDKG/AC026RXADKG

   2.6 kW · SEER 6.4 · 142 kWh/yr
   €40/year
5. 755A++
   Samsung AC026RN1DKG/AC026RXADKG

   2.6 kW · SEER 6.4 · 142 kWh/yr
   €40/year
6. 756A+++
   Panasonic CS-HZ35ZKE-H / CU-HZ35ZKE

   3.5 kW · SEER 8.6 · 142 kWh/yr
   €40/year
7. 757A+++
   Mitsubishi Electric MSZ-AP35VG / MUZ-AP35VG

   3.5 kW · SEER 8.6 · 142 kWh/yr
   €40/year
8. 758A+++
   Mitsubishi Electric MSZ-AP35VG / MUZ-AP35VGH

   3.5 kW · SEER 8.6 · 142 kWh/yr
   €40/year
9. 759A+++
   Mitsubishi Electric MSZ-FT35VG / MUZ-FT35VGHZ

   3.5 kW · SEER 8.6 · 142 kWh/yr
   €40/year
10. 760A+++
    Fuji Electric ROG12LZCAN/RSG12LZCA

    3.5 kW · SEER 8.6 · 142 kWh/yr
    €40/year
11. 761A+++
    Samsung AR70F12C1ABN/AR70F12C1AWX

    3.5 kW · SEER 8.6 · 142 kWh/yr
    €40/year
12. 762A+++
    Olimpia Splendid OS-SELIH12EI / OS-CELIH12EI

    3.5 kW · SEER 8.5 · 142 kWh/yr
    €40/year
13. 763A+++
    Carrier 38WHSH035A1A0TEE+40WHHB035D1A0TEE

    3.5 kW · SEER 8.6 · 142 kWh/yr
    €40/year
14. 764A+++
    Carrier 38WHSH035A1A0TEE+40WHPF035D1A0TEE

    3.5 kW · SEER 8.7 · 142 kWh/yr
    €40/year
15. 765A+
    General AOHG12LZCAN/ASHG12LZCA

    3.5 kW · SEER 8.6 · 142 kWh/yr
    €40/year
16. 766A+
    Fujitsu AOYG12LZCAN/ASYG12LZCA

    3.5 kW · SEER 8.6 · 142 kWh/yr
    €40/year
17. 767A++
    Daitsu DS-9KTP-4_DOS-9KTP-4

    2.7 kW · SEER 6.7 · 142 kWh/yr
    €40/year
18. 768A+++
    Mitsubishi Electric MSZ-FT35VGK2 / MUZ-FT35VGHZ2

    3.5 kW · SEER 8.6 · 142 kWh/yr
    €40/year
19. 769A++
    Arielli ASW-H09B4/FGR3DI-EU

    2.6 kW · SEER 6.4 · 142 kWh/yr
    €40/year
20. 770A++
    AUX ASW-H09B4/FWR3DI-EU

    2.6 kW · SEER 6.4 · 142 kWh/yr
    €40/year
21. 771A+++
    electriQ eiQ-12WMINV-V5

    3.5 kW · SEER 8.6 · 142 kWh/yr
    €40/year
22. 772A+++
    Kältebringer KBO12-R290

    3.5 kW · SEER 8.6 · 142 kWh/yr
    €40/year
23. 773A+++
    Toshiba Carrier Corporation RAS-13J2AVSG-E1+RAS-B13N4KVRG-E

    3.5 kW · SEER 8.7 · 142 kWh/yr
    €40/year
24. 774A+++
    Toshiba Carrier Corporation RAS-13J2AVSG-E1+RAS-B13J2KVSG-E

    3.5 kW · SEER 8.6 · 142 kWh/yr
    €40/year
25. 775A+++
    Morris WFIN-35184 / WFOD-35185

    3.2 kW · SEER 8.5 · 142 kWh/yr
    €40/year
26. 776A+++
    F&U FVIN-12180 / FVOT-12181

    3.2 kW · SEER 8.5 · 142 kWh/yr
    €40/year
27. 777A+++
    Mijaki MJI-9912S - MJO9913S

    3.2 kW · SEER 8.5 · 142 kWh/yr
    €40/year
28. 778A++
    ARGO GREENSTYLE MONO 9000

    2.6 kW · SEER 6.4 · 142 kWh/yr
    €40/year
29. 779A++
    Heiwa HXES2-2X30-V1 / HMIS3-20-V1 + HMIS3-20-V1

    3.2 kW · SEER 7.5 · 142 kWh/yr
    €40/year
30. 780A+++
    warmtec KS35W

    3.5 kW · SEER 8.6 · 142 kWh/yr
    €40/year
31. 781A++
    Ariston PRIOS NET 25 MUB1

    2.7 kW · SEER 6.7 · 142 kWh/yr
    €40/year
32. 782A+++
    Arielli ACSD-12DHG48

    3.2 kW · SEER 8.5 · 142 kWh/yr
    €40/year
33. 783A++
    GREE GWH09AGB-K6DNA1B

    2.7 kW · SEER 6.6 · 143 kWh/yr
    €40/year
34. 784A++
    Toyotomi UTN-09AP/UTG-09AP

    2.7 kW · SEER 6.6 · 143 kWh/yr
    €40/year
35. 785A+++
    Daikin CTXM15N2V1B / FTXM20N2V1B / 2MXM40M4V1B

    3.5 kW · SEER 8.6 · 143 kWh/yr
    €40/year
36. 786A+++
    Remko ATY 357 DC Deko

    3.5 kW · SEER 8.5 · 143 kWh/yr
    €40/year
37. 787A++
    Klimatsu KSAR-26-H1

    2.6 kW · SEER 6.4 · 143 kWh/yr
    €40/year
38. 788A+++
    Daikin FTXTP35A5V1B / RXTP35A2V1B

    3.5 kW · SEER 8.6 · 143 kWh/yr
    €40/year
39. 789A++
    Sinclair SOH-09BIK

    2.7 kW · SEER 6.6 · 143 kWh/yr
    €40/year
40. 790A++
    Sinclair SOH-09BIR

    2.7 kW · SEER 6.6 · 143 kWh/yr
    €40/year
41. 791A++
    Juro-Pro Smartclima 9k

    2.6 kW · SEER 6.4 · 143 kWh/yr
    €40/year
42. 792A++
    F&U FHIN-09170/FHOT-09171

    2.6 kW · SEER 6.4 · 143 kWh/yr
    €40/year
43. 793A++
    Kaisai KEV-09TLHI/KEV-09TLHO

    2.6 kW · SEER 6.4 · 143 kWh/yr
    €40/year
44. 794A+++
    Cooper&Hunter CH-S12FTXB-G/W

    3.5 kW · SEER 8.6 · 143 kWh/yr
    €40/year
45. 795A++
    Nørdis LYRA NDI/NDO-L09TC1

    2.6 kW · SEER 6.4 · 143 kWh/yr
    €40/year
46. 796A++
    Nørdis / Nordis LYRA NDI/NDO-L09TC1

    2.6 kW · SEER 6.4 · 143 kWh/yr
    €40/year
47. 797A++
    Kazeiro Suki 9k

    2.6 kW · SEER 6.4 · 143 kWh/yr
    €40/year
48. 798A++
    Bodner BOST09

    2.6 kW · SEER 6.4 · 143 kWh/yr
    €40/year
49. 799A++
    Tesla TT26ZA31-0932IA

    2.6 kW · SEER 6.4 · 143 kWh/yr
    €40/year
50. 800A+++
    Inventor EQI-12WFI/EQO-12

    3.5 kW · SEER 8.6 · 143 kWh/yr
    €40/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