I am using Airtel since my first phone .
I hve four to five sim in my family .
The service they provide is also geniune The customer care is replying our ques and problem verry politely those we shout at them .
The Network they provide is availible everywhere even in the small village. The recharge we do is affort able .The balance is added verry fast. The bill rate is affortable and it give one months internet for verry low rate.
The speed of 3G is upto 2MB
It is different at different place