Hi Im airtel user since a long back since 8 years. First Im impressed by its network coverage. Used to get good network where ever I go. As recently 4g launched its support developed more N more.
Good at call tariff and best low price rate cutters.
Customer service also good.
Coming to 4g experience us very good and fast. Hi speed broadband experience in mobile only. Full speed Internet using 4g is very good no waiting for the page full l loading