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. 2751A++
   Airfan AF5VI32-12/AF5VO32-12

   3.5 kW · SEER 6.1 · 201 kWh/yr
   €57/year
2. 2752A++
   Tycoon TC3VI32-12/TC3VO32-12

   3.5 kW · SEER 6.1 · 201 kWh/yr
   €57/year
3. 2753A++
   Shakai SH32O-12 / SH32I-12

   3.5 kW · SEER 6.1 · 201 kWh/yr
   €57/year
4. 2754A++
   Sinclair ASH-13AIZ

   3.5 kW · SEER 6.1 · 201 kWh/yr
   €57/year
5. 2755A++
   Sinclair ASF-12AIN

   3.5 kW · SEER 6.1 · 201 kWh/yr
   €57/year
6. 2756A++
   Sinclair ASH-13BIF

   3.5 kW · SEER 6.1 · 201 kWh/yr
   €57/year
7. 2757A++
   Inventor V4MDI-12 / U4MRS-12

   3.5 kW · SEER 6.1 · 201 kWh/yr
   €57/year
8. 2758A++
   Inventor V4MLI-12/V4MLO-12

   3.5 kW · SEER 6.1 · 201 kWh/yr
   €57/year
9. 2759A++
   Grento GRA12CH35

   3.5 kW · SEER 6.1 · 201 kWh/yr
   €57/year
10. 2760A+
    Evolar EVO-SAP12CHW

    3.5 kW · SEER 5.6 · 201 kWh/yr
    €57/year
11. 2761A++
    Arielli ARSIN12R32

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
12. 2762A++
    DAYA DWM128KIT

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
13. 2763A++
    General AOHG12KATA/AUXG12KVLA

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
14. 2764A++
    General AOHA12KLWA/ASHA12KLWA

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
15. 2765A++
    General AOHG12KBTB/ARXG12KLLAP

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
16. 2766A++
    HEC HSU-12TK1/R32(DB)-IN / HSU-12TK1/R32(DB)-OUT

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
17. 2767A++
    GES-NQG35IN / GES-NQG35OUT

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
18. 2768A++
    Sekom SM358AF3KIT

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
19. 2769A++
    Gluck GM-12FXO+GM12FXI

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
20. 2770A++
    Multiwarm MKEGM 350 Z - MCNGS 350 Z

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
21. 2771A++
    Hokkaido HKEU 353 ZAL - HCNI 353 ZA

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
22. 2772A++
    FREEO35WE-TV-WIFI/FREEO35WC-TV-W

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
23. 2773A++
    Proklima PRO12WE-TU-W/PRO12WC-TU-W

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
24. 2774A++
    Electroline MDCE-358FX-1+MDCE-358AF7-1

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
25. 2775A++
    Bodner BOST12

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
26. 2776A++
    Heiko JS035-M1/JZ035-M1

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
27. 2777A+
    Emmeti XECO-1215

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
28. 2778A++
    Viessmann Vitoclima 200-S/HE WS2035MHE1

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
29. 2779A++
    Atlantic 872213

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
30. 2780A++
    Artel AGFX12RL24

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
31. 2781A++
    Mitsui MSFX12HP24

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
32. 2782A++
    Storm ST16730 STORM MITE MONO KW 3.5 R32

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
33. 2783A++
    GREE GWH12QC-K3DNA1G

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
34. 2784A++
    GREE GWH12QC-K6DNA1C

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
35. 2785A++
    Ferroli DIAMANT S 12

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
36. 2786A++
    Ferroli DIAMANT S 12 PLUS

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
37. 2787A++
    VOX Electronics IJO12-SC4D

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
38. 2788A++
    Artom ART-ACS12

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
39. 2789B
    Hansieg CS-09CR4AQ8

    2.6 kW · SEER 4.6 · 201 kWh/yr
    €57/year
40. 2790A++
    Condor CS12-TN33I

    3.5 kW · SEER 6.1 · 201 kWh/yr
    €57/year
41. 2791A
    Hitachi RAC-35FPA / RAF-35RPA

    3.5 kW · SEER 6 · 202 kWh/yr
    €57/year
42. 2792A+
    Mitsubishi Electric SEZ-M35DA2 / SUZ-M35VA

    3.5 kW · SEER 6 · 202 kWh/yr
    €57/year
43. 2793A+
    Mitsubishi Electric SEZ-M35DA3 / SUZ-M35VA2

    3.5 kW · SEER 6 · 202 kWh/yr
    €57/year
44. 2794A+
    Daikin ADEA35A2VEB / ARXM35A5V1B9

    3.4 kW · SEER 5.9 · 202 kWh/yr
    €57/year
45. 2795A+
    Mitsubishi Electric SEZ-M35DA2 / SUZ-KA35VA6

    3.5 kW · SEER 6 · 203 kWh/yr
    €57/year
46. 2796A++
    Olimpia Splendid OS-SEMTH12EI / OS-CEMTH12EI

    3.5 kW · SEER 6.1 · 203 kWh/yr
    €57/year
47. 2797A++
    Brokton BRSC12

    3.5 kW · SEER 6.1 · 203 kWh/yr
    €57/year
48. 2798A++
    Pacific ANEMOS12P

    3.5 kW · SEER 6.1 · 203 kWh/yr
    €57/year
49. 2799A++
    Tesla TC35M211W-1232IA

    3.5 kW · SEER 6.1 · 203 kWh/yr
    €57/year
50. 2800A++
    Corbero CSCECO12

    3.5 kW · SEER 6.1 · 203 kWh/yr
    €57/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