Daikin, Mitsubishi, and Panasonic are among the best and most popular Air conditioners in Singapore. Daikin is the leading Air conditioner in Singapore. It offers cutting-edge technology and 7 years warranty. Mitsubishi is a very durable and easy to service air conditioner and it also offers 5 years parts and labour warranty. Panasonic aircon is both affordable and reliable in terms of service and it also offers 5 years of warranty.