Domestic air conditioning units with cooling capacity power between 2.5 and 5 Kw, ranked by COP efficiency
| Rank | Company | Description | Cooling Capacity
Power
(kW) | Cooling input
power
(kW) | Cooling COP | Heating
Capacity Power
(kW) | Heating Input
Power (kW) | Heating
COP |
| 1. | Mitsubishi Heavy Industries | SKM20ZG - SKM22ZG - SCM80Z Multi-split pared 2x1 Inverter Heat Pump | 4.2 | 0.8 | 5.4 | 5.6 | 1.52 | 3.68 |
| 2. | Daikin | FTXR28E - RXR28E URURU SARARA Heat pump | 2.8 | 0.6 | 5.0 | 3.6 | 0.70 | 5.14 |
| 3. | Fujitsu | AGYV09LAC - AOYV09LAC - AGY25UI | 2.6 | 0.5 | 4.9 | 3.5 | 0.79 | 4.43 |
| 4. | General | AGHV09LAC - AOHV09LAC - AGG09UI | 2.6 | 0.5 | 4.9 | 3.5 | 0.79 | 4.43 |
| 5. | Hiyasu | HGF09LAC - HOA09LAC - AGH09UI | 2.6 | 0.5 | 4.9 | 3.5 | 0.79 | 4.43 |
| 6. | Mitsubishi Heavy Industries | SKM22ZG - SKM22ZG - SCM80Z Multi-split pared 2x1 Inverter Heat Pump | 4.4 | 0.9 | 4.9 | 5.8 | 1.63 | 3.56 |
| 7. | Mitsubishi Heavy Industries | SKM20ZG - SKM25ZG - SCM80Z Multi-split pared 2x1 Inverter Heat Pump | 4.5 | 0.9 | 4.8 | 5.9 | 1.67 | 3.53 |
| 8. | MITSUBISHI ELECTRIC | MSZ-GE22VA - MSZ-GE22VA - MXZ-2A30VA - MXZ-2A30VA(MSZ-GE22VAx2) | 2.8 | 0.6 | 4.8 | 3.8 | 0.75 | 5.07 |
| 9. | Mitsubishi Electric | MSZ-GE22VA - MSZ-GE25VA - MXZ-2A30VA - MXZ-2A30VA(MSZ-GE22VA+MSZ-GE25VA) | 2.9 | 0.6 | 4.8 | 3.9 | 0.77 | 5.06 |
| 10. | Daikin | FTXR28EV1B - RXR28EV1B URURU SARARA Heat Pump | 2.8 | 0.6 | 4.8 | 3.6 | 0.79 | 4.56 |
| 11. | Mitsubishi Electric | MSZ-GE25VA - MSZ-GE25VA - MXZ-2A30VA - MXZ-2A30VA(MSZ-GE25VAx2) | 3.0 | 0.6 | 4.7 | 4.0 | 0.79 | 5.06 |
| 12. | Panasonic | CS-XE9EKE - CU-XE9EKE - KIT-XE9-EKE | 2.6 | 0.6 | 4.6 | 3.6 | 0.81 | 4.44 |
| 13. | Mitsubishi Electric | MSZ-GC22VA - MXZ-2A30VA - MXZ-2A30VA(MSZ-GC22VA) | 2.9 | 0.6 | 4.5 | 3.9 | 0.81 | 4.81 |
| 14. | Mitsubishi Electric | MSZ-GC22VA - MSZ-GC22VA - MXZ-2A30VA - MXZ-2A30VA(MSZ-GC22VAx2) | 2.8 | 0.6 | 4.5 | 3.8 | 0.79 | 4.81 |
| 15. | Mitsubishi Heavy Industries | SKM22ZG - SKM25ZG - SCM80Z - Multi-split pared 2x1 Inverter Heat Pump | 4.7 | 1.1 | 4.4 | 6.1 | 1.76 | 3.47 |
| 16. | Mitsubishi Electric | MLZ-KA25VA - MLZ-KA25VA - MXZ-2A30VA - MXZ-2A30VA(MLZ-KA25VAx2) | 3.0 | 0.7 | 4.4 | 4.0 | 0.82 | 4.88 |
| 17. | Mitsubishi Electric | MSZ-GC25VA - MSZ-GC25VA - MXZ-2A30VA - MXZ-2A30VA(MSZ-GC25VAx2) | 3.0 | 0.7 | 4.4 | 4.0 | 0.82 | 4.88 |
| 18. | Panasonic | CS-CE9GKEW - CU-CE9GKE - IT-CE9-GKE | 2.6 | 0.6 | 4.4 | 3.6 | 0.84 | 4.29 |
| 19. | Panasonic | CS-CE9HKEW - CU-CE9HKE - KIT-CE9-HKE | 2.6 | 0.6 | 4.4 | 3.6 | 0.84 | 4.29 |
| 20. | Panasonic | CS-E9GKEW - CU-E9GKE - KIT-E9-GKE | 2.6 | 0.6 | 4.4 | 3.6 | 0.84 | 4.29 |
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