Airtel,Vodafone and Idea mobile networks are India’s Top 3 mobile networks in terms of mobile subscribers, and these 3 companies offers wide range of 2G data Plans for their prepaid customers. Below are the details of Airtel,Vodafone,Idea 2G Mobile internet data plans differences.

Airtel	Vodafone	Idea
For Rs.16 – 80 MB – 3 days	For Rs.27 – 135 MB – 6 days	For Rs.16 – 80 MB – 3 days
For Rs.25 – 125 MB – 5 days	For Rs.98 – 500 MB – 20 days	For Rs.54 – 275 MB – 10 days
For Rs.48 – 250 MB – 7 days	For Rs.115 – 800 MB – 28 days	For Rs.74 – 375 MB – 15 days
For Rs.75 – 300 MB – 15 days	For Rs.124 – 1 GB – 28 days	For Rs.96 – 475 MB – 19 days
For Rs.125 – 500 MB – 30 days	For Rs.145 – 1.2 GB – 28 days	For Rs.124 – 625 MB – 25 days
For Rs.155 – 1 GB – 30 days	For Rs.198 – 2 GB – 28 days	For Rs.155 – 1 GB – 30 days
For Rs.198 – 2 GB – 30 days	For Rs.450 – Unlimited – 28 days	For Rs.197* – 2 GB – 30 days
For Rs.256 – Unlimited – 30 days	——	For Rs.248* – 2.5 GB – 30 days

Airtel : Best 2G Data plan of Airtel is Rs 155 plan where you get 1 GB 2G mobile data for 30 days validity.
Vodafone : Best 2G data plan of Vodafone is Rs 115 plan where you get 800 MB 2G data for 28 days validity.
Idea : Best 2G data plan of Idea is Rs 155 plan where you get 1 GB 2G mobile data for 30 days validity.
*For Idea recharge Rs 197 and Rs 248 after the 2GB data finished both the plans are unlimited with 40 kbps speed.

Note : For 3 mobiles networks after the usage limit is finished user will be charged 2Ps per 10 KB.

Above 2G data plans are observed in Jan-Feb 2014. We Will update the post once every 15 days if any changes.