Most energy-efficient air conditioners, 5.1–7 kW (2026)

Choosing a model from the most efficient 5% instead of the least efficient 5% in this group saves about €53 a year at the EU average electricity price (0.283 €/kWh).

By energy class: A 174 · A+ 263 · A++ 3,540 · A+++ 451 · B 25 · C 1 · D 1

1. 1301A+++
   Fisher FSAIF-BL-241FE3 / FSOAIF-BL-241FE3

   6.9 kW · SEER 8.5 · 285 kWh/yr
   €81/year
2. 1302A++
   Fisher FSLIF-1801AE3 / FSOIF-1801AE3

   5.3 kW · SEER 6.5 · 285 kWh/yr
   €81/year
3. 1303A++
   Ekokai 2MA50FGE

   5.3 kW · SEER 6.5 · 285 kWh/yr
   €81/year
4. 1304A++
   Heatsun KDOS052-F

   5.3 kW · SEER 6.5 · 285 kWh/yr
   €81/year
5. 1305A++
   AIRO AYALA18C

   5.3 kW · SEER 6.5 · 285 kWh/yr
   €81/year
6. 1306A++
   Provai PRO-D-18NAS3WF

   5.3 kW · SEER 6.5 · 285 kWh/yr
   €81/year
7. 1307A++
   Greenstay GSC52A2

   5.3 kW · SEER 6.5 · 285 kWh/yr
   €81/year
8. 1308A++
   Giatsu GIA-D-18ADM2R32-WF

   5.3 kW · SEER 6.5 · 285 kWh/yr
   €81/year
9. 1309A++
   AMG NMXXI18HP24P

   5.3 kW · SEER 6.5 · 285 kWh/yr
   €81/year
10. 1310A++
    Midea MCA4U-18HRFNX(GA) - MOX330U-18HFN8-Q(GA)

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
11. 1311A++
    Rossato ELYSON CASSETTA 18

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
12. 1312A++
    Midea MTJ-18HWFNX(GA) - MOX330U-18HFN8-Q(GA)

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
13. 1313A++
    WEBER CLIMA 5,1Q AKL-18KC

    5.2 kW · SEER 6.4 · 285 kWh/yr
    €81/year
14. 1314A++
    Clivet MC3-Y 53M + IBA1-Y 53M

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
15. 1315A++
    Clivet MC3-Y 53M + IDA1-Y 53M

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
16. 1316A++
    Ferroli GIADA-C ODU S 18 + GIADA-C IDU CASSETTE 18

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
17. 1317A++
    Ferroli GIADA-C ODU S 18 + GIADA-C IDU DUCT 18

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
18. 1318A++
    Lamborghini Caloreclima SMERALDO-C ODU S 18 + SMERALDO-C IDU CASSETTE 18

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
19. 1319A++
    Lamborghini Caloreclima SMERALDO-C ODU S 18 + SMERALDO-C IDU DUCT 18

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
20. 1320A+++
    Morris WFIN-70166/WFOD-70167

    6.9 kW · SEER 8.5 · 285 kWh/yr
    €81/year
21. 1321A++
    Ariston CCA R32 050 U-I N/MUC R32 050 MM-O

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
22. 1322A++
    Ariston DUC R32 050 U-I N/MUC R32 050 MM-O

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
23. 1323A++
    ELCO RIGEON DUCT 50/RIGEON MAX 50X

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
24. 1324A++
    ELCO RIGEON CCAS 50/RIGEON MAX 50X

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
25. 1325A++
    Hyundai HCC-M18IU/3 + HCU-M18OU/2

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
26. 1326A++
    Hitachi RAM-53NYP3E / RAK-25RPE

    5.3 kW · SEER 6.4 · 286 kWh/yr
    €81/year
27. 1327A++
    Olimpia Splendid OS-CECEH18EI / OS-SECPH18EI

    5.2 kW · SEER 6.3 · 286 kWh/yr
    €81/year
28. 1328A++
    AMG NMNX18HP24P

    5.3 kW · SEER 6.5 · 286 kWh/yr
    €81/year
29. 1329A++
    Rossato ELYSON CANALIZZATO 18

    5.3 kW · SEER 6.5 · 286 kWh/yr
    €81/year
30. 1330A+++
    Morris WFIN-70184 / WFOD-70185

    6 kW · SEER 8.5 · 286 kWh/yr
    €81/year
31. 1331A+++
    F&U FVIN-24180 / FVOT-24181

    6 kW · SEER 8.5 · 286 kWh/yr
    €81/year
32. 1332A+++
    Mijaki MJI-9924S - MJO-9925S

    6 kW · SEER 8.5 · 286 kWh/yr
    €81/year
33. 1333A++
    Toshiba RAS-4M27G3AVG-E + RAS-B10G3KVSG-E + RAS-B07G3KVSG-E + RAS-B07G3KVSG-E

    6.5 kW · SEER 7.9 · 286 kWh/yr
    €81/year
34. 1334A++
    Bosch 7733704825

    5.2 kW · SEER 6.4 · 286 kWh/yr
    €81/year
35. 1335A++
    Bosch 7733702416

    6.1 kW · SEER 7.6 · 287 kWh/yr
    €81/year
36. 1336A++
    AUX ASW-H18B4/JDR3DI-EU

    5.3 kW · SEER 6.5 · 287 kWh/yr
    €81/year
37. 1337A++
    Hitachi RAS-2.5HVRC3 - RCIM-2.5FSR(1)E

    5.6 kW · SEER 6.8 · 287 kWh/yr
    €81/year
38. 1338A++
    Vulcano 7733702533

    6.1 kW · SEER 7.6 · 287 kWh/yr
    €81/year
39. 1339A+++
    Midea AEP2-24NXD6-I / AEP2-24NXD6-O

    7 kW · SEER 8.5 · 288 kWh/yr
    €82/year
40. 1340A+++
    Kaisai KRP-24MEGI/KRP-24MEGO

    7 kW · SEER 8.5 · 288 kWh/yr
    €82/year
41. 1341A++
    Panasonic S-6071PT3E / U-60PZ3E5A

    6 kW · SEER 7.3 · 288 kWh/yr
    €82/year
42. 1342A+++
    Inventor LDVI-24WFI/LDVO-24

    7 kW · SEER 8.5 · 288 kWh/yr
    €82/year
43. 1343A++
    Mitsubishi Electric MSZ-AP60VG / MUZ-AP60VG

    6.1 kW · SEER 7.4 · 288 kWh/yr
    €82/year
44. 1344A+++
    Midea MSEPDU-24HRFN8-SET

    7 kW · SEER 8.5 · 288 kWh/yr
    €82/year
45. 1345A+++
    Mundoclima MUPR-24-H14X

    7 kW · SEER 8.5 · 288 kWh/yr
    €82/year
46. 1346A+++
    Bosch 7733701846

    7 kW · SEER 8.5 · 288 kWh/yr
    €82/year
47. 1347A++
    Sinclair MS-E18AIN

    5.2 kW · SEER 6.3 · 288 kWh/yr
    €82/year
48. 1348A+++
    Rotenso RO70Xi R14/RO70Xo R14

    7 kW · SEER 8.5 · 288 kWh/yr
    €82/year
49. 1349A++
    Mitsubishi Electric MSZ-AP60VGK2 / MUZ-AP60VG2

    6.1 kW · SEER 7.4 · 288 kWh/yr
    €82/year
50. 1350A+++
    Hyundai HRP-M24EEPI + HRP-M24EEPO

    7 kW · SEER 8.5 · 288 kWh/yr
    €82/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