Bharti Airtel beats Vodafone Idea to become the second-highest mobile revenue earner. Airtel’s revenue for the April-June quarter stands at Rs 10,866 Crore. Reliance Jio holds the top position in terms of mobile revenue. Airtel’s mobile revenues witnessed a Year-Over-Year growth of 3.7 percent. Airtel’s network and content costs are rising as it witnesses a steady rise in mobile data customers.