Most energy-efficient air conditioners, 3.6–5 kW (2026)

Choosing a model from the most efficient 5% instead of the least efficient 5% in this group saves about €39 a year at the EU average electricity price (0.283 €/kWh).

By energy class: A 83 · A+ 159 · A++ 1,158 · A+++ 201 · B 12 · C 1 · D 1

1. 451A+++
   Hyundai HRP-M18ASI + HRP-M18ASO

   5 kW · SEER 8.5 · 206 kWh/yr
   €58/year
2. 452A+++
   Ariston NEVIS NET 50 MUA1

   5 kW · SEER 8.5 · 206 kWh/yr
   €58/year
3. 453A+++
   ELCO RIGEON PRO 50

   5 kW · SEER 8.5 · 206 kWh/yr
   €58/year
4. 454A+++
   Ariston KYRIS NET R32 50 MUD0

   5 kW · SEER 8.5 · 206 kWh/yr
   €58/year
5. 455A++
   Fujitsu AOYG14KGCA/ASYG14KGTB

   4.2 kW · SEER 7.1 · 207 kWh/yr
   €59/year
6. 456A+++
   Haier 3U55S2SR5FA / AS25S2SJ1FA-3 / AS25S2SJ1FA-3 / AS25S2SJ1FA-3

   5 kW · SEER 8.5 · 207 kWh/yr
   €59/year
7. 457A++
   Panasonic CS-XZ42ZKEW-H / CU-Z42ZKE

   4.2 kW · SEER 7.1 · 207 kWh/yr
   €59/year
8. 458A++
   General AOHH14KMCG/ASHH14KMCG

   4.2 kW · SEER 7.1 · 207 kWh/yr
   €59/year
9. 459A++
   Daikin CTXM15M2V1B / FDXM25F3V1B / 2MXM40M3V1B

   4 kW · SEER 6.8 · 207 kWh/yr
   €59/year
10. 460A++
    Fuji Electric ROG14KGCA/RSG14KGTB

    4.2 kW · SEER 7.1 · 207 kWh/yr
    €59/year
11. 461A++
    Mitsubishi Heavy Industries SRC35ZMX-S_FDTC35VF

    3.6 kW · SEER 6.2 · 207 kWh/yr
    €59/year
12. 462A++
    Panasonic S-36PF1E5B / U-36PZH2E5

    3.6 kW · SEER 6.1 · 207 kWh/yr
    €59/year
13. 463A++
    Daikin FTXM42R2V1B / RXM42A5V1B

    4.2 kW · SEER 7.1 · 207 kWh/yr
    €59/year
14. 464A++
    General AOHG14KGCA/ASHG14KGTB

    4.2 kW · SEER 7.1 · 207 kWh/yr
    €59/year
15. 465A++
    Fuji Electric ROH14KMCG/RSH14KMCG

    4.2 kW · SEER 7.1 · 207 kWh/yr
    €59/year
16. 466A++
    Fujitsu AOEH14KMCG/ASEH14KMCG

    4.2 kW · SEER 7.1 · 207 kWh/yr
    €59/year
17. 467A++
    Olimpia Splendid OS-CAAMH14EI + OS-SECYH09EI + OS-SAALH12EI

    4.1 kW · SEER 7.1 · 207 kWh/yr
    €59/year
18. 468A++
    Daikin CTXM15N2V1B / FDXM25F3V1B9 / 3MXM40A2V1B

    4 kW · SEER 6.8 · 207 kWh/yr
    €59/year
19. 469A+++
    Beko BEEPP 180 / BEEPP 181 8514273200

    5 kW · SEER 8.5 · 207 kWh/yr
    €59/year
20. 470A++
    Atlantic 872077

    3.6 kW · SEER 6.1 · 207 kWh/yr
    €59/year
21. 471A++
    Fujitsu AOYG14KMCBN/ASYG14KMCB

    4.2 kW · SEER 7.1 · 208 kWh/yr
    €59/year
22. 472A+
    Mitsubishi Electric PKA-M50LA2 / PUHZ-ZRP35VKA2

    3.6 kW · SEER 6 · 208 kWh/yr
    €59/year
23. 473A++
    Haier AF42S2SD1FA / 1U42S2SM1FA

    4.2 kW · SEER 7 · 208 kWh/yr
    €59/year
24. 474A++
    Daikin CTXM15M2V1B / FDXM25F3V1B / 3MXM40N2V1B

    4 kW · SEER 6.8 · 208 kWh/yr
    €59/year
25. 475A++
    Fuji Electric ROG14KMCBN/RSG14KMCB

    4.2 kW · SEER 7.1 · 208 kWh/yr
    €59/year
26. 476A++
    Mitsubishi Heavy Industries SCM45ZS-W_SKM20ZSP-W_SKM25ZSP-W

    4.5 kW · SEER 7.6 · 208 kWh/yr
    €59/year
27. 477A
    Fujitsu AOYG14LMCBN/ASYG14LMCB

    4.2 kW · SEER 7.1 · 208 kWh/yr
    €59/year
28. 478A
    General AOHG14LMCBN/ASHG14LMCB

    4.2 kW · SEER 7.1 · 208 kWh/yr
    €59/year
29. 479A++
    General AOHG14KMCBN/ASHG14KMCB

    4.2 kW · SEER 7.1 · 208 kWh/yr
    €59/year
30. 480A++
    Rotenso A26Xi R16*2/H40Xm2 R15

    4.1 kW · SEER 6.9 · 208 kWh/yr
    €59/year
31. 481A++
    Ariston ALYS PLUS 35 MUD0 3381200

    3.6 kW · SEER 6.1 · 208 kWh/yr
    €59/year
32. 482A++
    Fujitsu AOYG14LAC2/ASYG07LMCA/ASYG07LMCA (2021 registration)

    4 kW · SEER 6.7 · 209 kWh/yr
    €59/year
33. 483A+++
    Fujitsu AOYG14KBTA2/ASYG07KGTB/ASYG07KGTB (2021 registration)

    4 kW · SEER 8.7 · 209 kWh/yr
    €59/year
34. 484A+
    Mitsubishi Electric PEAD-SM35JA / SUZ-SM35VA

    3.6 kW · SEER 6 · 209 kWh/yr
    €59/year
35. 485A+
    Mitsubishi Electric PCA-M35KA2 / SUZ-KA35VA6

    3.6 kW · SEER 6 · 209 kWh/yr
    €59/year
36. 486A++
    Fuji Electric ROG14LAC2/RSG07LMCA/RSG07LMCA

    4 kW · SEER 6.7 · 209 kWh/yr
    €59/year
37. 487A
    Fujitsu AOYG14LAC2/ASYG07LMCA/ASYG07LMCA (2019 registration)

    4 kW · SEER 6.7 · 209 kWh/yr
    €59/year
38. 488A
    General AOHG14LAC2/ASHG07LMCA/ASHG07LMCA

    4 kW · SEER 6.7 · 209 kWh/yr
    €59/year
39. 489A++
    Fujitsu AOYG14KBTA2/ASYG07KGTB/ASYG07KGTB (2019 registration)

    4 kW · SEER 8.7 · 209 kWh/yr
    €59/year
40. 490A+++
    General AOHG14KBTA2/ASHG07KGTB/ASHG07KGTB

    4 kW · SEER 8.7 · 209 kWh/yr
    €59/year
41. 491A+
    Toshiba Carrier Corporation RAV-GM402ATP-E+RAV-HM401SDTY-E

    3.6 kW · SEER 6 · 209 kWh/yr
    €59/year
42. 492A++
    Panasonic CS-Z42XKEW / CU-Z42XKE

    4.2 kW · SEER 7 · 210 kWh/yr
    €59/year
43. 493A++
    LG MU2RW17 U12

    4.7 kW · SEER 7.8 · 210 kWh/yr
    €59/year
44. 494A+
    Mitsubishi Electric PEAD-M35JA2 / SUZ-KA35VA6

    3.6 kW · SEER 6 · 210 kWh/yr
    €59/year
45. 495A++
    Daikin FTXP20L2V1B / FDXM35F3V1B9 / 2MXM40M4V1B

    4 kW · SEER 6.7 · 210 kWh/yr
    €59/year
46. 496A++
    Carrier 38WHSM042A1A0TEE+40WHMW042D1A0TEE

    4.2 kW · SEER 7 · 210 kWh/yr
    €59/year
47. 497A++
    Haier AS42S2SF1FA-MB3 / 1U42S2SM1FA

    4.2 kW · SEER 7 · 210 kWh/yr
    €59/year
48. 498A+
    Mitsubishi Electric PEAD-SM35JA3 / SUZ-SM35VA2

    3.6 kW · SEER 6 · 210 kWh/yr
    €59/year
49. 499A++
    Toshiba Carrier Corporation RAS-16E2AVG-E+RAS-B16E2KVG-E

    4.2 kW · SEER 7 · 210 kWh/yr
    €59/year
50. 500A+++
    Vesser WTE18DS/TE18DS

    4.5 kW · SEER 8.5 · 210 kWh/yr
    €59/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