Credit Suisse's Research and Analytics has released its assessment of Reliance Jio's 4G field trials: Reliance has issued connections to employees/friends. In what is likely to be a worrying development for incumbent telecom operators like Airtel, Vodafone and Idea Cellular, Credit Suisse has said that calls over Jio connections work as well as regular phone calls. 1. Data downloads - Mostly 15-30 Mbps download speeds, even on the move. Peak download speed was 70Mbps during the trials. - In comparison, Airtel 4G gave 10-20Mbps (often slower than Jio), and 3G network speeds of sub 2Mbps (peak 7 Mbps). According to Credit Suisse, "There is no doubt that speeds will fall once a commercial launch happens and more users get on to the network." Update: https://twitter.com/jonsonbill/status/676361099927814145 Also read: “The 4G ecosystem has now suddenly switched over” – Airtel CEO Gopal Vittal 2. Call connectivity: - Perfect interconnection with other telecom operators, and - No difference between a call over the LTE network versus a circuit switched call. - Calls worked in shopping malls, office buildings, marketplaces, train stations and while travelling at high speed on a highway (80 kmph speeds over a 5 min call duration). "The only place we found signal strength drop low (voice call not going through) was in high rise parking area of a mall (here only Vodafone was available – the Mumbai market leader)." According to Credit Suisse: "We found quite a few coverage holes in Airtel's 4G network, but between 4G and 3G fall back,…
