Most energy-efficient air conditioners, up to 2.5 kW (2026)
Models762
Most efficient 5%80 kWh/yr€23 a year
Typical120 kWh/yr€34 a year
Least efficient 5%155 kWh/yr€44 a year
Choosing a model from the most efficient 5% instead of the least efficient 5% in this group saves about €21 a year at the EU average electricity price (0.283 €/kWh).
By energy class: A 108 · A+ 45 · A++ 429 · A+++ 172 · B 3 · C 1 · D 4
- 651A++Kawair KW09AZAB-R322.5 kW · SEER 6.1 · 152 kWh/yr€43/year
- 652A++Airawa AIRS09BASIC2.5 kW · SEER 6.1 · 152 kWh/yr€43/year
- 653A+Toshiba Carrier Corporation RAS-10BAVG-E1+RAS-B10BKVG-E2.5 kW · SEER 5.7 · 153 kWh/yr€43/year
- 654A+Daikin FTXB25B1V1 / RXB25B6V12.5 kW · SEER 5.7 · 155 kWh/yr€44/year
- 655A+Daikin FVXM25FV1B9 / RXTP25N2V1B92.5 kW · SEER 5.6 · 156 kWh/yr€44/year
- 656A+Riello 200982792.5 kW · SEER 5.6 · 156 kWh/yr€44/year
- 657AMitsubishi Electric SEZ-M25DA2 / SUZ-KA25VA62.5 kW · SEER 5.5 · 159 kWh/yr€45/year
- 658AMitsubishi Heavy Industries DXC09Z6-S_DXK09Z6-W2.5 kW · SEER 5.5 · 160 kWh/yr€45/year
- 659AMitsubishi Electric SEZ-M25DA / SUZ-M25VA2.5 kW · SEER 5.3 · 165 kWh/yr€47/year
- 660ADaikin FLXS25BAVMB / RXS25L3V1B2.5 kW · SEER 5.2 · 169 kWh/yr€48/year
- 661AIVT 87382046142.5 kW · SEER 5.1 · 170 kWh/yr€48/year
- 662ABosch 87337014602.5 kW · SEER 5.1 · 171 kWh/yr€48/year
- 663AHitachi RAC-25NPA / RAD-25RPA2.5 kW · SEER 5.1 · 171 kWh/yr€48/year
- 664AGREE GJC09AJ-E6DRNB3C2.5 kW · SEER 5.1 · 172 kWh/yr€49/year
- 665AEca Technology SKWTV0926GCL322.5 kW · SEER 5.1 · 172 kWh/yr€49/year
- 666AArtica AAP12EWF1.3 kW · SEER 2.6 · 175 kWh/yr€50/year
- 667AArtica AAP12EWFC1.3 kW · SEER 2.6 · 175 kWh/yr€50/year
- 668A++Daikin ATX25K5V1B / ARX25K2V1B2.5 kW · SEER 6.5 · 185 kWh/yr€52/year
- 669A++Inventor O1MVI-12WFR/O1MVO-122.3 kW · SEER 6.1 · 189 kWh/yr€54/year
- 670A++NOBU NBO-12IDU / NBO-12ODU2.3 kW · SEER 6.1 · 189 kWh/yr€54/year
- 671BWebber AC-H025A2H (EPREL 2389818)1 kW · SEER 2.6 · 192 kWh/yr€54/year
- 672AInfiniton PACSF25A2.3 kW · SEER 6.5 · 192 kWh/yr€54/year
- 673ASwissOutdoor SOAC-6500.3 kW · SEER 1.2 · 200 kWh/yr€57/year
- 674DGiga Trading TGMI-N400W-HCW1.5 kW · SEER 3.6 · 200 kWh/yr€57/year
- 675A++Aerson TVKA12000W2.1 kW · SEER 6.1 · 201 kWh/yr€57/year
- 676A++Haier AB25S2SC2FA(H) / 1U25S2SM1FA-22.5 kW · SEER 6.1 · 210 kWh/yr€59/year
- 677A++Nuova 2P-MSO500.1 kW · SEER 6.3 · 217 kWh/yr€61/year
- 678AHTW-CAR-50001.5 kW · SEER 9.5 · 219 kWh/yr€62/year
- 679ASwissOutdoor OAC-2-121 kW · SEER 2.4 · 240 kWh/yr€68/year
- 680A++Giga Trading TGM2-N550W-HCS2.3 kW · SEER 4.4 · 245 kWh/yr€69/year
- 681AArtica AAP07EWF2 kW · SEER 2.7 · 259 kWh/yr€73/year
- 682ALyfco FDP20-2020R52 kW · SEER 2.7 · 262 kWh/yr€74/year
- 683BHomday 5179910.8 kW · SEER 2.4 · 298 kWh/yr€84/year
- 684AEvolar EVO-SAC500CW1.5 kW · SEER 2.6 · 300 kWh/yr€85/year
- 685ACgis Ete NPL-09CR2.5 kW · SEER 2.9 · 300 kWh/yr€85/year
- 686A+Universal Blue UAP175-19-R2902.1 kW · SEER 2.6 · 366 kWh/yr€104/year
- 687DGuangzhou Gouku Information Technology EAC002.18.12.HC1 kW · SEER 2.8 · 1,250 kWh/yr€354/year
- 688DGuangzhou GLHGO Auto Parts., Ltd EAC001.25.121 kW · SEER 2.7 · 1,250 kWh/yr€354/year
- 689A€0/year
- 690A+++€0/year
- 691A€0/year
- 692A€0/year
- 693A€0/year
- 694A€0/year
- 695A€0/year
- 696A€0/year
- 697A+€0/year
- 698A€0/year
- 699A€0/year
- 700A€0/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
Other air conditioners
Air conditioners, over 7 kWAir conditioners, 5.1–7 kWAir conditioners, 2.6–3.5 kWAir conditioners, 3.6–5 kW