Indian Telecom Company and their logo

As you all know India is a growing telecom market with a large number of operators vying for the customer.
Have a look at the logo of different operators.

Aircel
Airtel
Idea
BSNL
MTNL
Vodafone
MTS
Telenor
Videocon Mobile
Reliance Mobile
T24 (future group MVNO)

Last but not the least Reliance Jio which is planning to launch the telecom revolution in a big way. So which  logo you like most ? give your opinion in comment below