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. 1251A++
   Daitsu DB-18KDBS-DOX-18KDBS

   5.3 kW · SEER 6.5 · 285 kWh/yr
   €81/year
2. 1252A++
   Mitsubishi Electric PLA-M50EA / SUZ-M50VA

   5.5 kW · SEER 6.7 · 285 kWh/yr
   €81/year
3. 1253A++
   Mitsubishi Electric MSZ-LN60VG2W / MUZ-LN60VG

   6.1 kW · SEER 7.5 · 285 kWh/yr
   €81/year
4. 1254A++
   Mitsubishi Electric PLA-M50EA2 / SUZ-M50VA

   5.5 kW · SEER 6.7 · 285 kWh/yr
   €81/year
5. 1255A++
   Mitsubishi Electric MSZ-LN60VG2W / MUZ-LN60VG2

   6.1 kW · SEER 7.5 · 285 kWh/yr
   €81/year
6. 1256A++
   Mundoclima MUCSR-18-H14

   5.3 kW · SEER 6.5 · 285 kWh/yr
   €81/year
7. 1257A++
   Mundoclima MUCR-18-H14

   5.3 kW · SEER 6.5 · 285 kWh/yr
   €81/year
8. 1258A++
   Aermec LPG500F LPG500

   5.3 kW · SEER 6.5 · 285 kWh/yr
   €81/year
9. 1259A++
   Aermec SPG250W x 2 MPG520

   5.3 kW · SEER 6.5 · 285 kWh/yr
   €81/year
10. 1260A+++
    Nørdis NOVA NDI/NDO-NOV24TC1

    6.9 kW · SEER 8.5 · 285 kWh/yr
    €81/year
11. 1261A+++
    Nørdis / Nordis NOVA NDI/NDO-NOV24TC1

    6.9 kW · SEER 8.5 · 285 kWh/yr
    €81/year
12. 1262A+++
    Zephir ZAR24000WIFI MY24

    6.9 kW · SEER 8.5 · 285 kWh/yr
    €81/year
13. 1263A++
    Remko RXK 525 DC

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
14. 1264A+++
    Konsi KN-TAC-24CHSD/TP51I3A

    6.9 kW · SEER 8.5 · 285 kWh/yr
    €81/year
15. 1265A++
    Cooper&Hunter CH-IF050RK2 + CH-IU050RK2

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
16. 1266A++
    Fisher FSLIF-182AE2/FSOIF-183AE2

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
17. 1267A++
    Fisher FSPIF-181AE2/FSOIF-183AE2

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
18. 1268A++
    Kosner SPLIT CONDUCTOS R32 KOSNER KSTI-18/50 CD NOVA EVO

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
19. 1269A++
    Qlima SD 2353-SU2353

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
20. 1270A++
    Vivax ACP-18DT50AERI+ R32

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
21. 1271A++
    Sinclair ASGE-18BI2+ASF-18BI2

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
22. 1272A++
    HTW-C6-052ADM2R32-WF

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
23. 1273A++
    TESZ Solar Air Conditioner 5,0 kW TESZ_DGWA5-ACDCBLW-18KR2(EU)

    5.1 kW · SEER 6.3 · 285 kWh/yr
    €81/year
24. 1274A++
    Inventor V4MDI-18 / U4MRS-18

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
25. 1275A++
    HTW-D-052ADM2R32-WF

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
26. 1276A++
    Diplomat DAW-240X Smart Winter

    6.9 kW · SEER 8.5 · 285 kWh/yr
    €81/year
27. 1277A++
    Eca Technology FSV1822HE32

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
28. 1278A++
    Eca Technology FMVD2022HE32+SKWI0924GHP-32x2

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
29. 1279A++
    GREE GWHD(18)NK6OO+GWH09AAA-K6DNA5A/I+GWH12AAB-K6DNA5B/I

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
30. 1280A+++
    Rotenso TA70Xi R16/TO70Xo R16

    6.9 kW · SEER 8.5 · 285 kWh/yr
    €81/year
31. 1281A++
    Rotenso N50Xi R15/UO50Xo R14

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
32. 1282A++
    Rotenso T50Xi R15/UO50Xo R14

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
33. 1283A++
    Corbero CSP18AUSTRAL

    5.2 kW · SEER 6.1 · 285 kWh/yr
    €81/year
34. 1284A+++
    Corbero CSP24MISTRAL

    6.9 kW · SEER 8.5 · 285 kWh/yr
    €81/year
35. 1285A++
    Andersen Electric CEILING CASSETTE 53

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
36. 1286A++
    Vivax ACP-18CC50AERI+ R32

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
37. 1287A++
    AIRE18WE-CST/AIRE18WC-CST

    5.2 kW · SEER 6.6 · 285 kWh/yr
    €81/year
38. 1288A++
    FREEO50WE-CST/FREEO50WC

    5.2 kW · SEER 6.6 · 285 kWh/yr
    €81/year
39. 1289A++
    Vaillant VAM1-050A2NO + VAIB1-025WNI + VAIB1-025WNI

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
40. 1290A++
    Saunier Duval SDH1-050MNA2O + SDHB1-025SNWI + SDHB1-025SNWI

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
41. 1291A++
    Finlux FN-AC1S18WH

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
42. 1292A++
    AlpicAir ATI-53HRDC1C AOU-53HRDC1A

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
43. 1293A++
    AlpicAir ACI-53HRDC1C AOU-53HRDC1A

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
44. 1294A+++
    Vesser WTE24DS/TE24DS

    6.9 kW · SEER 8.5 · 285 kWh/yr
    €81/year
45. 1295A++
    Inventor V7iDI-18WiFiR /U7RS-18

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
46. 1296A++
    Inventor V7iCRI-18WiFiR/U7RS-18

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
47. 1297A++
    Snowman DGWA5-ACDCBLW-18KR2

    5.1 kW · SEER 6.3 · 285 kWh/yr
    €81/year
48. 1298A++
    Olimpia Splendid OS-SEDAH18EI + OS-CANCH18EI

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
49. 1299A++
    Kaisai KKR7-18RRA1/KOX330-18HFN32X

    5.3 kW · SEER 6.5 · 285 kWh/yr
    €81/year
50. 1300A++
    GREE GWHD(21)NK6OO+GWH09AGCXB-K6DNA1G/I+GWH12AGCXD-K6DNA1D/I

    6.1 kW · SEER 7.5 · 285 kWh/yr
    €81/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