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. 751A+
   General AOHG18LBCA/AUXG18LRLB

   5.2 kW · SEER 7 · 258 kWh/yr
   €73/year
2. 752A+
   Fujitsu AOYG18LBCA/AUXG18LRLB (2019 registration)

   5.2 kW · SEER 7 · 258 kWh/yr
   €73/year
3. 753A++
   Arielli ASW-H18E3E4/QGR3DI-EU (WI-FI)

   5.4 kW · SEER 7.3 · 258 kWh/yr
   €73/year
4. 754A++
   Vortex VAI1822QW

   5.4 kW · SEER 7.3 · 258 kWh/yr
   €73/year
5. 755A++
   Clivet MU2-Y 53M-3 + IMA1-Y 27M + IMA1-Y 27M + IMA1-Y 27M

   5.3 kW · SEER 7.2 · 258 kWh/yr
   €73/year
6. 756A+
   Hitachi RAM-53NP2B / RAK-18RPB + RAK-35RPB

   5.3 kW · SEER 7.2 · 259 kWh/yr
   €73/year
7. 757A++
   Copmax 5.3 kW

   5.2 kW · SEER 7 · 260 kWh/yr
   €74/year
8. 758A++
   Fujitsu AOYG18KBTB/AUXG18KRLB

   5.2 kW · SEER 7 · 260 kWh/yr
   €74/year
9. 759A++
   Azuri AZI-WO50VF/I / AZI-WO50VF/O

   5.2 kW · SEER 7 · 260 kWh/yr
   €74/year
10. 760A+
    Panasonic CS-MRE5SKE + CS-MRE5SKE + CS-MRE7RKE / CU-3RE18SBE

    5.2 kW · SEER 7 · 260 kWh/yr
    €74/year
11. 761A+
    Panasonic CS-ME5PKE + CS-ME5PKE + CS-E7PKEW / CU-3E18PBE

    5.2 kW · SEER 7 · 260 kWh/yr
    €74/year
12. 762A++
    GREE GWHD(21)NK6OO+GWH09AUCXB-K6DNA1AI×3

    6.1 kW · SEER 8.2 · 260 kWh/yr
    €74/year
13. 763A++
    Pitsos P1ZAI1856W/P1ZAO1856W

    5.2 kW · SEER 7 · 260 kWh/yr
    €74/year
14. 764A++
    Pitsos PSI18VW30/PSO18VW30

    5.2 kW · SEER 7 · 260 kWh/yr
    €74/year
15. 765A++
    Fuji Electric ROG18KBTB/RCG18KRLB

    5.2 kW · SEER 7 · 260 kWh/yr
    €74/year
16. 766A++
    Emmeti X-REVO-1819DE X-REVO-09-1219X

    5.2 kW · SEER 7 · 260 kWh/yr
    €74/year
17. 767A++
    Emmeti X-REVO-1819D

    5.2 kW · SEER 7 · 260 kWh/yr
    €74/year
18. 768A++
    Fisher FSAI-CP-180BE3 / FSOAI-CP-180BE3

    5.2 kW · SEER 7 · 260 kWh/yr
    €74/year
19. 769A++
    Bosch 7733702400

    5.2 kW · SEER 7.2 · 260 kWh/yr
    €74/year
20. 770A++
    Sinclair ASH-18BIF2

    5.2 kW · SEER 7 · 260 kWh/yr
    €74/year
21. 771A++
    General AOHG18KBTB/AUXG18KRLB

    5.2 kW · SEER 7 · 260 kWh/yr
    €74/year
22. 772A++
    Hitachi RAS-2.5HVRC3 - RCI-2.5FSR(1)

    5.6 kW · SEER 7.5 · 260 kWh/yr
    €74/year
23. 773A++
    Viessmann Vitoclima 200-S/HE OSW2053MHE2

    5.2 kW · SEER 7 · 260 kWh/yr
    €74/year
24. 774A++
    GREE GWH18ACD-K6DNA1D

    5.2 kW · SEER 7 · 260 kWh/yr
    €74/year
25. 775A++
    Bosch 7733704862

    5.2 kW · SEER 7 · 260 kWh/yr
    €74/year
26. 776A++
    Midea CB1-18HRFN8-I / CB1-18HFNX-O

    5.3 kW · SEER 7.1 · 261 kWh/yr
    €74/year
27. 777A++
    Ariston ALYS R32 50 MUD0 3381272

    5.2 kW · SEER 7.1 · 261 kWh/yr
    €74/year
28. 778A++
    Ariston NEVIS EVO R32 50 MUD0

    5.3 kW · SEER 7.1 · 261 kWh/yr
    €74/year
29. 779A+
    Hitachi RAM-53NP2B / RAK-18RPB + RAF-35RXB

    5.3 kW · SEER 7.1 · 261 kWh/yr
    €74/year
30. 780A++
    Olimpia Splendid OS-CENEH18EI / OS-SENEH18EI

    5.3 kW · SEER 7.1 · 261 kWh/yr
    €74/year
31. 781A++
    Samsung AR40F18C0AMNSK/AR40F18C0AMXSK

    5.3 kW · SEER 7.1 · 261 kWh/yr
    €74/year
32. 782A++
    Midea Breezeless E 52(18)N8

    5.3 kW · SEER 7.1 · 261 kWh/yr
    €74/year
33. 783A++
    Rotenso U21Xi R17*3 / H50Xm3 R15

    5.3 kW · SEER 7.1 · 261 kWh/yr
    €74/year
34. 784A++
    AMG NCDX18HP24P

    5.3 kW · SEER 7.1 · 261 kWh/yr
    €74/year
35. 785A++
    Rossato ELYSON TECH 18

    5.3 kW · SEER 7.1 · 261 kWh/yr
    €74/year
36. 786A++
    Midea CB1-18HRFN8-I + MX3H-18RD1-CB

    5.3 kW · SEER 7.1 · 261 kWh/yr
    €74/year
37. 787A++
    ELCO RIGEON 50

    5.3 kW · SEER 7.1 · 261 kWh/yr
    €74/year
38. 788A++
    Fujitsu AOYG18LFC/ASYG18LFCA (2021 registration)

    5.2 kW · SEER 6.9 · 262 kWh/yr
    €74/year
39. 789A++
    Mitsubishi Electric MXZ-2D53VA2-E4 / MSZ-EF18VE + MSZ-EF35VE

    5.3 kW · SEER 7.1 · 262 kWh/yr
    €74/year
40. 790A++
    Mitsubishi Electric MXZ-2D53VAH2-E4 / MSZ-EF18VE + MSZ-EF35VE

    5.3 kW · SEER 7.1 · 262 kWh/yr
    €74/year
41. 791A++
    Fuji Electric ROG18LFC/RSG18LFCA

    5.2 kW · SEER 6.9 · 262 kWh/yr
    €74/year
42. 792A++
    Panasonic CS-XZ20VKEW + CS-XZ20VKEW + CS-XZ20VKEW / CU-3Z68TBE

    6 kW · SEER 8 · 262 kWh/yr
    €74/year
43. 793A++
    Panasonic S-60PU2E5B / U-60PZH2E5

    6 kW · SEER 8 · 262 kWh/yr
    €74/year
44. 794A
    General AOHG18LFC/ASHG18LFCA

    5.2 kW · SEER 6.9 · 262 kWh/yr
    €74/year
45. 795A
    Fujitsu AOYG18LFC/ASYG18LFCA (2019 registration)

    5.2 kW · SEER 6.9 · 262 kWh/yr
    €74/year
46. 796A++
    Panasonic S-6071PU3E / U-60PZH3E5

    6 kW · SEER 8 · 263 kWh/yr
    €74/year
47. 797A++
    Panasonic CS-XZ20ZKEW + CS-XZ20ZKEW + CS-XZ20ZKEW / CU-3Z68TBE

    6 kW · SEER 8 · 263 kWh/yr
    €74/year
48. 798A++
    Juro-Pro Smartclima 18k

    5.1 kW · SEER 6.8 · 263 kWh/yr
    €74/year
49. 799A++
    Klimatsu KSAR-51-H1

    5.1 kW · SEER 6.8 · 263 kWh/yr
    €74/year
50. 800A++
    F&U FHIN-18170/FHOT-18171

    5.1 kW · SEER 6.8 · 263 kWh/yr
    €74/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