The Telecom Regulatory Authority of India (TRAI) has released its report on Independent Drive Tests (IDT) conducted in January 2025 across five locations, including cities, highways, and railway routes in Karnataka, Madhya Pradesh, Delhi, Andhra Pradesh, and Rajasthan-Haryana-Delhi-Punjab LSAs. The tests were conducted to assess the quality of voice and data services provided by telecom operators. 

The drive tests covered the following areas: 

• Bengaluru city (Karnataka LSA) 

• Jabalpur city & Raipur-Bilaspur-Raigarh Highway (MP LSA) 

• Delhi city & Sohna to Dausa Highway (Delhi LSA) 

• Vijayawada-Guntur city & Hyderabad-Vijayawada Highway (Andhra Pradesh LSA) 

• Jaipur Junction to Madhopur, Punjab Railway route (Rajasthan, Haryana, Delhi & Punjab LSA) 

KPIs assessed 

Voice services 

• Call setup success rate 

• Drop call rate (DCR) 

• Speech quality (MOS – Mean Opinion Score) 

• Downlink & uplink packet (voice) drop rate 

• Call silence rate 

• Signal strength coverage 

Data services 

• Data throughput (downlink and uplink) 

• Packet drop rate 

• Video streaming delay 

• Latency 

• Jitter 

Distance Covered During the Drive Tests 

Location LSA Period of Drive Test Distance Covered 

Bengaluru city Karnataka 15-20 Jan 2025 506 km (city), 13.4 km (walk test) 

Jabalpur city & Raipur-Bilaspur-Raigarh Highway MP 27 Jan - 1 Feb 2025 243.6 km (city), 2.5 km (walk test), 243.7 km (highway) 

Delhi city & Sohna to Dausa Highway Delhi 20-31 Jan 2025 606.9 km (city), 193.5 km (highway) 

Vijayawada-Guntur city & Hyderabad-Vijayawada Highway AP 27-31 Jan 2025 363.7 km (city), 5.5 km (walk test), 2.7 km (highway) 

Jaipur Junction to Madhopur Punjab Railway route Rajasthan, Haryana, Delhi & Punjab 9 Jan 2025 803 km (railway) 

The tests evaluated services provided by Bharti Airtel, BSNL/MTNL, Reliance Jio, and Vodafone Idea across multiple technologies, including 2G, 3G, 4G, and 5G. The findings reflect network performance in the tested areas at the time of evaluation. 

The detailed performance reports for each region are available in the annexures of the TRAI report. 

(PIB)