Airtel is indian company.
His net speed is well and good at every area in India becuse network sytem is good in india.
At every place easily use net or easily talk to any where.
Before jio come airtel recharges are very costly. but after jio coming they give 354 approx plane of unlimted call or some percent internet or other plane in 9000 approx charge unlimited net.
After jio coming all company make reasonable recharge.
best think in airtel in india network good.
airtel net in 2G, 3G also good comparsion to other operator.
but 4G is fabulous.
Today mostly person use airtel.
service is very quick.
If we register complain then same day or may be next his technicians visit and solve the problem.