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++ 1,996 · A+++ 785 · B 4 · C 1

1. 1701A++
   Eca Technology FIEV1225HE32

   3.5 kW · SEER 7.2 · 170 kWh/yr
   €48/year
2. 1702A++
   Daikin FTXJ35A2V1BW / RXJ35M5V1B9

   3.5 kW · SEER 7.2 · 170 kWh/yr
   €48/year
3. 1703A++
   AS Wilfa VEGA HP-51F600W HEAT PUMP

   3.5 kW · SEER 7.2 · 170 kWh/yr
   €48/year
4. 1704A++
   FREEO25WE-CST/FREEO25WC

   2.8 kW · SEER 6.1 · 170 kWh/yr
   €48/year
5. 1705A++
   Tosot Clivia-GWH12AUCB

   3.5 kW · SEER 7.2 · 170 kWh/yr
   €48/year
6. 1706A++
   Tosot WTS12R2

   3.5 kW · SEER 7.2 · 170 kWh/yr
   €48/year
7. 1707A+
   Viessmann Vitoclima 230-S Dynamic 3,5 kW IWAA230MGB035

   3.5 kW · SEER 7.2 · 170 kWh/yr
   €48/year
8. 1708A++
   Viessmann Vitoclima 230-S Console IFAA230MGB035

   3.5 kW · SEER 7.2 · 170 kWh/yr
   €48/year
9. 1709A++
   GREE GTH12CAXB-S6DNA1C

   3.5 kW · SEER 7.2 · 170 kWh/yr
   €48/year
10. 1710A++
    Sinclair SIP+SOP-12BI

    3.5 kW · SEER 7.2 · 170 kWh/yr
    €48/year
11. 1711A++
    Panasonic S-3650PT3E / U-36PZ3E5

    3.5 kW · SEER 7.2 · 171 kWh/yr
    €48/year
12. 1712A++
    Outes OSW-H12A/IR3OCW-EUA2 OS-H12A/IR3W-EUA2

    3.5 kW · SEER 7.1 · 171 kWh/yr
    €48/year
13. 1713A++
    GREE GWH12AGC-K6DNA1A

    3.2 kW · SEER 6.5 · 172 kWh/yr
    €49/year
14. 1714A++
    GREE GWH12ATCXB-K6DNA1D

    3.2 kW · SEER 6.5 · 172 kWh/yr
    €49/year
15. 1715A++
    Toyotomi UTN-12AP/UTG-12AP

    3.2 kW · SEER 6.5 · 172 kWh/yr
    €49/year
16. 1716A++
    Sinclair SOH-12BIK

    3.2 kW · SEER 6.5 · 172 kWh/yr
    €49/year
17. 1717A++
    Qlima S 4635

    3.5 kW · SEER 7.1 · 172 kWh/yr
    €49/year
18. 1718A++
    GREE GWH12AGBXB-K6DNA1I

    3.2 kW · SEER 6.5 · 172 kWh/yr
    €49/year
19. 1719A++
    GREE GWH12AABXB-K6DNA4F

    3.2 kW · SEER 65 · 172 kWh/yr
    €49/year
20. 1720A++
    Andersen Electric AE 35

    3.5 kW · SEER 7 · 172 kWh/yr
    €49/year
21. 1721A++
    Saivod AFH1226W (AFH01226W-IN/AFH01226W-OUT)

    3 kW · SEER 6.1 · 172 kWh/yr
    €49/year
22. 1722A++
    Viessmann Vitoclima 200-S Comfort WS2035BLD0

    3.2 kW · SEER 6.5 · 172 kWh/yr
    €49/year
23. 1723A++
    Viessmann Vitoclima 200-S Comfort 3,2

    3.2 kW · SEER 65 · 172 kWh/yr
    €49/year
24. 1724A++
    Proklima PM12QC2-IN / PM12QC2-OUT

    3 kW · SEER 6.1 · 172 kWh/yr
    €49/year
25. 1725A++
    Candy CY-12RBW-IN / CY-12RBW-OUT

    3 kW · SEER 6.1 · 172 kWh/yr
    €49/year
26. 1726A++
    Aermec SBG350W SBG350

    3.2 kW · SEER 6.5 · 172 kWh/yr
    €49/year
27. 1727A++
    Fujitsu AOYG12KMCBN/ASYG12KMCB

    3.4 kW · SEER 6.9 · 173 kWh/yr
    €49/year
28. 1728A++
    GREE GWH12AGC-K6DNA4F

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
29. 1729A++
    GREE GWH12QCXB-K6DNC2F

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
30. 1730A++
    GREE GUD35T1/A-S+GUD35W1/NhA-S

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
31. 1731A++
    GREE GWH12ATCXB-K6DNA1A

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
32. 1732A++
    Toyotomi TRN-2135ZR/TRG-2135ZR

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
33. 1733A++
    Toyotomi CCT12IUINVR32-CP/OU121INVR32

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
34. 1734A++
    ARGO X3I ECO PLUS 35 SH LH -25

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
35. 1735A++
    Storm ST19634 STORM MITE EVO MONO KW 3,5 R32 INVERTER

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
36. 1736A++
    Daitsu DU-12KDBS_DOX-12KDBS_TF05

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
37. 1737A++
    Azuri AZI-WO35VG/I / AZI-WO35VG/O

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
38. 1738A++
    Heiwa HP2ES-35-V1 / HP2KIS-35-V1

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
39. 1739A++
    Azuri AZI-WM35VA/I - AZI-WM35VA/O

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
40. 1740A++
    Azuri AUD35T1/A-S + ZUD35W1/NhA-S

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
41. 1741A++
    Daikin ATXS35K3V1B / ARXS35L3V1B

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
42. 1742A++
    Fuji Electric ROG12KMCBN/RSG12KMCB

    3.4 kW · SEER 6.9 · 173 kWh/yr
    €49/year
43. 1743A++
    AUX-12CAA

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
44. 1744A++
    Altech ALTe100 3,5kW

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
45. 1745A++
    AS Wilfa Narvik 35 V2

    3.2 kW · SEER 7.1 · 173 kWh/yr
    €49/year
46. 1746A++
    AS Wilfa Narvik 40

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
47. 1747A++
    Aermec LPG350CS LPG350

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
48. 1748A++
    Mitsubishi Heavy Industries SRC35ZS-W1_FDTC35VH1

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
49. 1749A++
    Beko BEHPI 120/ BEHPI 121 8501023200

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/year
50. 1750A++
    Panasonic CS-NZ12SKE / CU-NZ12SKE

    3.5 kW · SEER 7.1 · 173 kWh/yr
    €49/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