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+ 266 · A++ 3,544 · A+++ 451 · B 25 · C 1 · D 1

1. 2101A++
   Hitachi RAM-70NP4E / RAK-18RPE + RAK-18RPE + RAK-25RPE + RAK-25RPE

   7 kW · SEER 8.1 · 301 kWh/yr
   €85/year
2. 2102A++
   Hitachi RAM-70NP4E / RAK-18RPE + RAK-18RPE + RAK-25RPE + RAK-35RPE

   7 kW · SEER 8.1 · 301 kWh/yr
   €85/year
3. 2103A++
   Hitachi RAM-70NP4E / RAK-18RPE + RAK-18RPE + RAK-25RPE + RAK-35RXE

   7 kW · SEER 8.2 · 301 kWh/yr
   €85/year
4. 2104A++
   Hitachi RAM-70NP4E / RAK-18RPE + RAK-18RPE + RAK-25RXE + RAK-35RXE

   7 kW · SEER 8.1 · 301 kWh/yr
   €85/year
5. 2105A++
   Mitsubishi Electric MXZ-3F68VF3-E1/MSZ-LN18VG2 + MSZ-LN25VG2 + MSZ-LN25VG2

   6.8 kW · SEER 7.9 · 301 kWh/yr
   €85/year
6. 2106A++
   Mitsubishi Electric PLA-M60EA2 / PUZ-ZM60VHA2

   6.1 kW · SEER 7.1 · 301 kWh/yr
   €85/year
7. 2107A++
   Hisense ACT60UR4RJC8 / AUW60U4RJ7

   6.2 kW · SEER 7.2 · 301 kWh/yr
   €85/year
8. 2108A++
   AIRE18WE C-F/AIRE18WC C-F

   5.2 kW · SEER 6.3 · 301 kWh/yr
   €85/year
9. 2109A++
   FREEO50WE C-F/FREEO50WC

   5.2 kW · SEER 6.3 · 301 kWh/yr
   €85/year
10. 2110A++
    Bosch 7733702403

    6.1 kW · SEER 7.1 · 301 kWh/yr
    €85/year
11. 2111A++
    Bosch 7733702419

    6.1 kW · SEER 7.1 · 301 kWh/yr
    €85/year
12. 2112A++
    Bosch 7733702424

    6.1 kW · SEER 7.1 · 301 kWh/yr
    €85/year
13. 2113A++
    Buderus 7733703249

    6.1 kW · SEER 7.1 · 301 kWh/yr
    €85/year
14. 2114A++
    Buderus 7733703263

    6.1 kW · SEER 7.1 · 301 kWh/yr
    €85/year
15. 2115A++
    Buderus 7733703258

    6.1 kW · SEER 7.1 · 301 kWh/yr
    €85/year
16. 2116A++
    Daikin FCAHG71HVEB / RZAG71N7Y1B

    6.8 kW · SEER 7.9 · 301 kWh/yr
    €85/year
17. 2117A++
    Daikin FCAHG71HVEB / RZAG71N7V1B

    6.8 kW · SEER 7.9 · 301 kWh/yr
    €85/year
18. 2118A++
    Hisense AUD60UX4RFM8/AUW60U4RJ7

    6.2 kW · SEER 6.5 · 301 kWh/yr
    €85/year
19. 2119A+
    comfee 2FB-18K + CF-CFWO9A IU + CF-CFW12A IU

    5.2 kW · SEER 6 · 301 kWh/yr
    €85/year
20. 2120A++
    Ariston DUAL 50 DUC R32_U-I N 9+18

    5.3 kW · SEER 6.2 · 301 kWh/yr
    €85/year
21. 2121A++
    ELCO DUAL 50 RIGEON ECO_IDU 9+12

    5.3 kW · SEER 6.2 · 301 kWh/yr
    €85/year
22. 2122A++
    Ariston DUAL 50 ALYS NET_UA1-I 9+12

    5.3 kW · SEER 6.2 · 301 kWh/yr
    €85/year
23. 2123A++
    Ariston DUAL 50 ALYS NET_UA1-I 9+18

    5.3 kW · SEER 6.2 · 301 kWh/yr
    €85/year
24. 2124A+
    Ariston TRIAL 50 ALYS NET_UA1-I 9+12

    5.2 kW · SEER 6 · 301 kWh/yr
    €85/year
25. 2125A++
    Ariston DUAL 50 DUC R32_U-I N 9+12

    5.3 kW · SEER 6.2 · 301 kWh/yr
    €85/year
26. 2126A+
    Ariston TRIAL 50 DUC R32_U-I N 9+12

    5.2 kW · SEER 6 · 301 kWh/yr
    €85/year
27. 2127A++
    ELCO DUAL 50 RIGEON ECO_IDU 9+18

    5.3 kW · SEER 6.2 · 301 kWh/yr
    €85/year
28. 2128A++
    Hitachi RAM-68NP3E / RAK-35RPE + RAK-35RXE

    6.8 kW · SEER 7.9 · 302 kWh/yr
    €86/year
29. 2129A++
    Hitachi RAM-68NP3E / RAK-15QPE + RAK-18QXE + RAK-50RPE

    6.8 kW · SEER 7.9 · 302 kWh/yr
    €86/year
30. 2130A++
    Hitachi RAM-68NP3E / RAK-15QPE + RAK-42RPE + RAK-50RPE

    6.8 kW · SEER 7.9 · 302 kWh/yr
    €86/year
31. 2131A++
    Hitachi RAM-68NP3E / RAK-18QXE + RAK-18QXE + RAK-18QXE

    6.8 kW · SEER 7.9 · 302 kWh/yr
    €86/year
32. 2132A++
    Hitachi RAM-68NP3E / RAK-18QXE + RAK-18QXE + RAK-42RPE

    6.8 kW · SEER 7.9 · 302 kWh/yr
    €86/year
33. 2133A++
    Hitachi RAM-68NP3E / RAK-18QXE + RAK-35RPE + RAK-50RPE

    6.8 kW · SEER 7.9 · 302 kWh/yr
    €86/year
34. 2134A++
    Hitachi RAM-68NP3E / RAK-18QXE + RAK-35RXE + RAK-50RPE

    6.8 kW · SEER 7.9 · 302 kWh/yr
    €86/year
35. 2135A++
    Hitachi RAM-68NP3E / RAK-25RPE + RAK-42RPE + RAK-42RPE

    6.8 kW · SEER 7.9 · 302 kWh/yr
    €86/year
36. 2136A++
    Hitachi RAM-68NP3E / RAK-25RXE + RAK-25RXE + RAK-50RPE

    6.8 kW · SEER 7.9 · 302 kWh/yr
    €86/year
37. 2137A++
    Hitachi RAM-68NP3E / RAK-25RXE + RAK-42RPE + RAK-42RPE

    6.8 kW · SEER 7.9 · 302 kWh/yr
    €86/year
38. 2138A++
    Hitachi RAM-70NP4E / RAK-15QPE + RAK-15QPE + RAK-18RPE

    7 kW · SEER 8.1 · 302 kWh/yr
    €86/year
39. 2139A++
    Hitachi RAM-70NP4E / RAK-15QPE + RAK-15QPE + RAK-25RXE

    7 kW · SEER 8.1 · 302 kWh/yr
    €86/year
40. 2140A++
    Hitachi RAM-70NP4E / RAK-15QPE + RAK-18QXE + RAK-50RXE

    7 kW · SEER 8.1 · 302 kWh/yr
    €86/year
41. 2141A++
    Hitachi RAM-70NP4E / RAK-15QPE + RAK-18RPE + RAK-18RPE

    7 kW · SEER 8.1 · 302 kWh/yr
    €86/year
42. 2142A++
    Hitachi RAM-70NP4E / RAK-15QPE + RAK-18RPE + RAK-35RPE

    7 kW · SEER 8.1 · 302 kWh/yr
    €86/year
43. 2143A++
    Hitachi RAM-70NP4E / RAK-15QPE + RAK-25RXE + RAK-35RXE

    7 kW · SEER 8.1 · 302 kWh/yr
    €86/year
44. 2144A++
    Hitachi RAM-70NP4E / RAK-18RPE + RAK-18RPE + RAK-35RPE

    7 kW · SEER 8.1 · 302 kWh/yr
    €86/year
45. 2145A++
    Hitachi RAM-70NP4E / RAK-18RPE + RAK-18RPE + RAK-35RXE

    7 kW · SEER 8.1 · 302 kWh/yr
    €86/year
46. 2146A++
    Hitachi RAM-70NP4E / RAK-18RPE + RAK-35RPE + RAK-35RPE

    7 kW · SEER 8.1 · 302 kWh/yr
    €86/year
47. 2147A++
    Hitachi RAM-70NP4E / RAK-25RPE + RAK-35RPE + RAK-50RXE

    7 kW · SEER 8.1 · 302 kWh/yr
    €86/year
48. 2148A++
    Hitachi RAM-70NP4E / RAK-25RXE + RAK-35RPE + RAK-50RXE

    7 kW · SEER 8.1 · 302 kWh/yr
    €86/year
49. 2149A++
    Hitachi RAM-70NP4E / RAK-25RXE + RAK-35RXE + RAK-50RXE

    7 kW · SEER 8.1 · 302 kWh/yr
    €86/year
50. 2150A++
    Hitachi RAM-70NP4E / RAK-35RPE + RAK-35RPE + RAK-35RXE

    7 kW · SEER 8.1 · 302 kWh/yr
    €86/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