Airtel, Vodafone, Idea and Tata Docomo has emails to which you can send queries: 121@in.airtel.com for airtel, corpcare.kar@vodafone.com for Vodafone, customercare@idea.adityabirla.comfor Idea and  listen@tatadocomo.com for Tata Docomo. Let us see what are their response times. 

This is a short review aiming to list the most essential points in favor of, and against most popular mobile service providers: Airtel vs. Vodafone vs. Jio vs. Idea vs. Tata Docomo vs. Bsnl. The review is mainly focused based on services provided by these providers in Bangalore, Karnataka.

Airtel

MI Max prime is a phone with lots of Max features, like RAM, Storage, Screen size etc.

What I liked

1. Bigger Screen for movies and games

2. MIUI 8 with dual apps and second space

3. 128 GB Storage

4. 4GB RAM

5. Easy Call Recording

What I did not like

1. Do not get into most mobile holders.

Samsung S7 is Samsung's flagship model released after S6 and before S8. This review does not showcase the features that are only available in this model, but all features which I liked while using this phone and some of them might be available in other Samsung phones and some may be available in many other phones too

What I liked

1. Best Chipset, Good RAM and hence good speed

2. Water resistant

3. Samsung Pay

4. Samsung support

5. Android 7 update