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. 2601A++
   Arielli AAC-12CHXA21-I

   3.5 kW · SEER 6.2 · 198 kWh/yr
   €56/year
2. 2602A++
   AUX ASW-H12B4/FWR3DI-EU

   3.5 kW · SEER 6.2 · 198 kWh/yr
   €56/year
3. 2603A++
   Arielli ASW-H12B4/JNR3DI--EU (WI-FI)

   3.5 kW · SEER 6.2 · 198 kWh/yr
   €56/year
4. 2604A++
   Vortex VAI1222FA

   3.5 kW · SEER 6.2 · 198 kWh/yr
   €56/year
5. 2605A++
   Vortex VAI1222FJMRW

   3.5 kW · SEER 6.2 · 198 kWh/yr
   €56/year
6. 2606A++
   Qlima SC 4132

   3.5 kW · SEER 6.2 · 198 kWh/yr
   €56/year
7. 2607A++
   CHiQ CSD-12

   3.2 kW · SEER 6.1 · 198 kWh/yr
   €56/year
8. 2608A++
   Arielli ACSD-12CHA

   3.2 kW · SEER 6.1 · 198 kWh/yr
   €56/year
9. 2609A++
   Bravissimo BAC-120CA

   3.2 kW · SEER 6.1 · 198 kWh/yr
   €56/year
10. 2610A++
    Baxi Spa LSGT35-S(7886381)+JSGNW35(7886371)

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
11. 2611A++
    Blomberg BLEVPK 120/ BLEVPK 121 8511483800

    3.2 kW · SEER 6.1 · 198 kWh/yr
    €56/year
12. 2612A++
    Sanden Intercool Italy Srl ICG-12INT-ID/ICG-12INT-OD

    3.2 kW · SEER 6.1 · 198 kWh/yr
    €56/year
13. 2613A++
    Sanden Intercool Italy Srl SND-12HRSB3-ID / SND-12HRSB3-OD

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
14. 2614A++
    Sanden Intercool Italy Srl SND-12SNS-ID/SND-12SNS-OD

    3.2 kW · SEER 61 · 198 kWh/yr
    €56/year
15. 2615A+++
    Sanden Intercool Italy Srl SND-12APL-ID/SND-12APL-OD

    3.2 kW · SEER 6.1 · 198 kWh/yr
    €56/year
16. 2616A++
    Sanden Intercool Italy Srl SND-12ALSI3-ID / SND-12ALSI3-OD

    3.5 kW · SEER 6.1 · 198 kWh/yr
    €56/year
17. 2617A++
    Dreame AR-35(B)GW/EWIND10A2-EU

    3.2 kW · SEER 6.1 · 198 kWh/yr
    €56/year
18. 2618A+++
    AUX ASW-H12C5/J SERIES-EU

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
19. 2619A+++
    AUX ASW-H12C5/ Q SERIES-EU

    2.7 kW · SEER 6.2 · 198 kWh/yr
    €56/year
20. 2620A++
    Toyotomi OTN-12QINV/OTG-12QINV

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
21. 2621A++
    Toyotomi OTN-12Q25INV/OTG-12Q25INV

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
22. 2622A+
    Nn_Noname NN12E-CD-W32/NN12C-CD-W32

    3.4 kW · SEER 6 · 198 kWh/yr
    €56/year
23. 2623A++
    LG WZ12AAN SNU1 / WZ12AAU SUU1

    3.4 kW · SEER 6.1 · 198 kWh/yr
    €56/year
24. 2624A+++
    R-4Living R4L-M 12K

    3.5 kW · SEER 8.7 · 198 kWh/yr
    €56/year
25. 2625A++
    Vesser WAV12DS/AV12DS

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
26. 2626A++
    Vesser CGU12DAC / GU12DAC

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
27. 2627A++
    Tesla TA36QQAT-1232IA

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
28. 2628A++
    VOX Electronics IJF12-PCPMW

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
29. 2629A++
    VOX Electronics IDP12-VCWHB

    3.2 kW · SEER 6.1 · 198 kWh/yr
    €56/year
30. 2630A++
    Panasonic CS-Z35CD3EAW / CU-Z35CBEA

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
31. 2631A++
    NOBU NOBI-12WFI/NOBO-12

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
32. 2632A++
    HTWS035IX75B

    3.5 kW · SEER 6.1 · 198 kWh/yr
    €56/year
33. 2633A++
    Beko BEHPF 125/ BEHPF 126 8513563200

    3.2 kW · SEER 6.1 · 198 kWh/yr
    €56/year
34. 2634A++
    Aero Cool AZE-12-AR / ANE-12-AR

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
35. 2635A++
    Origial ORISPLIT3000 WIFI

    3.5 kW · SEER 6.1 · 198 kWh/yr
    €56/year
36. 2636A++
    Yitahome YSAA12DM3AE

    3.2 kW · SEER 6.1 · 198 kWh/yr
    €56/year
37. 2637A++
    Cozeware CSAA12DT3AE

    3.2 kW · SEER 6.1 · 198 kWh/yr
    €56/year
38. 2638A++
    Naitec SM35HXXK

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
39. 2639A++
    ARGO GREENSTYLE MONO 12000

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
40. 2640A++
    VOX Electronics IVA1-12IR

    3.5 kW · SEER 6.1 · 198 kWh/yr
    €56/year
41. 2641A++
    Digiquest Solutions Srl DIGIQUEST 12000BTU CLIMAINT17 CLIMAEST17

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
42. 2642A++
    Digiquest Solutions Surl DIGIQUEST 12000BTU V3-CLIMAINT51/EST51

    3.2 kW · SEER 6.1 · 198 kWh/yr
    €56/year
43. 2643A++
    Auratsu GKWT-12RAA1/GKOT-12RAA1

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
44. 2644A++
    Aufit FA 12K

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
45. 2645A++
    AUX-12Q2G

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
46. 2646A++
    Eluxe ELS035AMB4WF

    3.2 kW · SEER 6.1 · 198 kWh/yr
    €56/year
47. 2647A++
    Infiniton CSTCH12A2

    3.5 kW · SEER 6.2 · 198 kWh/yr
    €56/year
48. 2648A++
    Snowair SNWS035VE4

    3.2 kW · SEER 6.1 · 198 kWh/yr
    €56/year
49. 2649A++
    OEM S035OEM3B

    3.2 kW · SEER 6.1 · 198 kWh/yr
    €56/year
50. 2650A++
    Giatsu GIA-S12SIBE-R32

    3.2 kW · SEER 6.1 · 198 kWh/yr
    €56/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