Most energy-efficient air conditioners, up to 2.5 kW (2026)

Choosing a model from the most efficient 5% instead of the least efficient 5% in this group saves about €21 a year at the EU average electricity price (0.283 €/kWh).

By energy class: A 108 · A+ 45 · A++ 429 · A+++ 172 · B 3 · C 1 · D 4

1. 201A+++
   LG HC09RK

   2.5 kW · SEER 8.5 · 103 kWh/yr
   €29/year
2. 202A++
   Thermia Aura S1

   2.5 kW · SEER 8.5 · 103 kWh/yr
   €29/year
3. 203A+++
   Buderus 7739618412

   2.5 kW · SEER 8.5 · 103 kWh/yr
   €29/year
4. 204A+++
   Bosch 7739618418

   2.5 kW · SEER 8.5 · 103 kWh/yr
   €29/year
5. 205A+++
   Hitachi RAC-25WXE / RAK-25RXE

   2.5 kW · SEER 8.5 · 103 kWh/yr
   €29/year
6. 206A+++
   Hitachi RAC-25WPE / RAK-25RPE

   2.5 kW · SEER 8.5 · 103 kWh/yr
   €29/year
7. 207A+++
   Hitachi RAC-25FXE / RAF-25RXE

   2.5 kW · SEER 8.5 · 103 kWh/yr
   €29/year
8. 208A
   Hitachi RAC-25WSA / RAK-25PSA

   2.5 kW · SEER 8.5 · 103 kWh/yr
   €29/year
9. 209A
   Hitachi RAC-25WXB / RAK-25PXB

   2.5 kW · SEER 8.5 · 103 kWh/yr
   €29/year
10. 210A++
    Hitachi RAC-25WSC / RAK-25PSC

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
11. 211A++
    Hitachi RAC-25WPD / RAK-25RPD

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
12. 212A+++
    Mitsubishi Electric MFZ-KW25VG / MUFZ-KW25VGHZ

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
13. 213A+++
    Daikin ATXM25N2V1B / ARXM25M3V1B9

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
14. 214A+++
    Daikin FTXM25N2V1B / RXM25M3V1B9

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
15. 215A++
    Daikin FTXP20M5V1B / RXP20M5V1B

    2 kW · SEER 6.8 · 103 kWh/yr
    €29/year
16. 216A+++
    Daikin ATXD25A5V1B / ARXD25A5V1B

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
17. 217A+++
    Fuji Electric ROG09KGCA/RSG09KGTB

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
18. 218A+++
    Fuji Electric ROG09KVCA/RGG09KVCA

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
19. 219A++
    Fuji Electric ROG07LMCA/RSG07LMCA

    2 kW · SEER 6.8 · 103 kWh/yr
    €29/year
20. 220A+++
    Fuji Electric ROG09LTCN/RSG09LTCB

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
21. 221A+++
    Fuji Electric ROG09LTC/RSG09LTCA

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
22. 222A+++
    Mitsubishi Heavy Industries SRC25ZS-W1_SRK25ZS-W

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
23. 223A+++
    Panasonic CS-Z25TKEA / CU-Z25TKEA

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
24. 224A+++
    Panasonic CS-XZ25TKEW / CU-Z25TKE

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
25. 225A++
    Panasonic CS-TZ20TKEW-1 / CU-TZ20TKE-1

    2 kW · SEER 6.8 · 103 kWh/yr
    €29/year
26. 226A+++
    Carrier 38WHSH025A1A0TEE+40WHPF025D1A0TEE

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
27. 227A+++
    Samsung AR50F09C1CHN/AR50F09C1CHX

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
28. 228A
    Fujitsu AOYG07LMCA/ASYG07LMCA

    2 kW · SEER 6.8 · 103 kWh/yr
    €29/year
29. 229A
    General AOHG07LMCA/ASHG07LMCA

    2 kW · SEER 6.8 · 103 kWh/yr
    €29/year
30. 230A
    General AOHG09LTCN/ASHG09LTCB

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
31. 231A+
    General AOHG09KXCA/ASHG09KXCA

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
32. 232A+
    Fujitsu AOYG09KXCA/ASYG09KXCA (2019 registration)

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
33. 233A++
    Fujitsu AOYG09KGCA/ASYG09KGTB

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
34. 234A+++
    General AOHG09KGCA/ASHG09KGTB

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
35. 235A
    Fujitsu AOYG09LTCN/ASYG09LTCB (2019 registration)

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
36. 236A
    General AOHG09LTC/ASHG09LTCA

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
37. 237A+
    Fujitsu AOYG07LMCE/ASYG07LMCE

    2 kW · SEER 6.8 · 103 kWh/yr
    €29/year
38. 238A
    Fujitsu AOYG09LTC/ASYG09LTCA (2019 registration)

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
39. 239A++
    General AOHG09KGCA/ASHG09KGTA

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
40. 240A+++
    General AOHG09KVCA/AGHG09KVCA

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
41. 241A+++
    Beko BEEPP 090 / BEEPP 091 8514233200

    2.5 kW · SEER 8.5 · 103 kWh/yr
    €29/year
42. 242A++
    Thermia Aura S2

    2.5 kW · SEER 8.4 · 104 kWh/yr
    €29/year
43. 243A++
    General AOHH09KMCG/ASHH09KMCG

    2.5 kW · SEER 8.4 · 104 kWh/yr
    €29/year
44. 244A++
    Daikin FTXP20L5V1B / RXP20L5V1B

    2 kW · SEER 6.8 · 104 kWh/yr
    €29/year
45. 245A++
    Daikin ATXP20L5V1B / ARXP20L5V1B

    2 kW · SEER 6.8 · 104 kWh/yr
    €29/year
46. 246A++
    Fuji Electric ROG07KPCA/RSG07KPCA

    2 kW · SEER 6.7 · 104 kWh/yr
    €29/year
47. 247A++
    Fuji Electric ROG07LLCC/RSG07LLCC

    2 kW · SEER 6.7 · 104 kWh/yr
    €29/year
48. 248A++
    Panasonic CS-E7SKEW-M / CU-E7SKE

    2.1 kW · SEER 7.1 · 104 kWh/yr
    €29/year
49. 249A
    Fujitsu AOYG07LLCC/ASYG07LLCC

    2 kW · SEER 6.7 · 104 kWh/yr
    €29/year
50. 250A
    General AOHG07LLCC/ASHG07LLCC

    2 kW · SEER 6.7 · 104 kWh/yr
    €29/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