Hitachi ac is the best air conditioner in the market , I married two years back , my mother in laq gifted me a one ton ac of hitachi , in the beginning I was worried of the electricity bill but after running it almost five hours a day my bill is not getting high , I amazed after seein that , what a technology hitachi have , cooling is really great , just few minutes and it makes total chill environment , price is little high as compared to voltas and llyod but output is best , moreover the maintainance is also very less