Brahmaputra–Tsangpo is the 2^nd largest river by average discharge rate in Asia at 19,800 m³/s.

Brahmaputra–Tsangpo is a 3,848-km long (2,391 miles) river that drains from a 712,035-km² wide basin in India (58.0% of river), China (19.7%), Nepal (9.0%), Bangladesh (6.6%), Disputed India/China (4.2%) and Bhutan (2.4%).

The average volume of water flow is 19,800 m³/3 and the river flows out into Ganges River.

 Compare Brahmaputra–Tsangpo with Amur–Argun–Kherlen (Heilong Jiang) from Asia.

 Compare Brahmaputra–Tsangpo with Red (Asia) from Asia.