India, Feb. 12 -- Reliance Jio (RJio) and Bharti Airtel have emerged as leaders among telecom service providers (TSPs) in terms of the quality of mobile voice and data services, according to the latest Independent Drive Test (IDT) report released by the Telecom Regulatory Authority of India (TRAI).

The report, which assesses the network quality for mobile voice and data services across Mysuru, Dharamshala, Chennai, Chandigarh, and Kolkata, highlights a stark performance gap among the TSPs in India. While RJio and Airtel demonstrated the most reliable networks, BSNL consistently underperformed in both voice and data services.

The findings reveal that RJio and Airtel consistently achieved higher call setup success rates, lower drop call r...