| Comparative Points | Window Air Conditioner | Split Air Conditioner |
| Construction | It is a single unit containing all the components of the air conditioning unit such as compressor, motor, connecting pipes and heat exchangers etc. | It has two units: an indoor unit and an outdoor unit. Copper tubing is provided as connection between the indoor and outdoor unit. |
| Mounting | The entire air conditioning unit rests on a single base. | It requires installation of a mounting stand for the outdoor compressor condenser unit of the system. |
| Noise problem | High noise level. | Low noise, since the compressor (noisy operation) is positioned (located) outside the residence space to be conditioned. |
| Installation | Easy installation. | Installation is comparatively difficult. |
| Installation charges | Low installation charges | More installation charges. |