Mitsubishi Airconditioners are one of the best airconditioners in comparision to Other brands like voltas, panasonic, daikin.We are using mitsubishi Airconditioners from last 2 years the cooling effect is soo good in comparision to others brands. if I talk about servicing mitsubishi gives 3 free service to the consumer.It has cooling range of 30 mts.Mitsubishi is one the company in automobiles also and it is about 100 years old. So you are planning to buy an airconditioner of 1.5 ton so buy mitsubishi Mr. slim airconditioner.