Will Reliance Jio be able to hit 400 million subscriber target by 2020?

Jio is in a neck-and-neck battle with Airtel, which added a similar number of subscribers as Jio in the 15 months from February 2017 to April 2018

It took Reliance Jio just 170 days to hit the 100 million subscriber mark since its launch in September 2016. 

But it took the company 15 months to grab the next 100 million, according to sources. Fighting a bitter battle with older telcos, the company reached the 200 million milestone in the middle of May this year. And, they are in a neck and neck battle with Bharti Airtel, which added a similar number of subscribers as Jio in the 15 months through a combination of new customer additions as well as the acquisition of rival telcos including Telenor (36