|• Total||0.3 km2 (0.1 sq mi)|
|Elevation||4 m (13 ft)|
|Time zone||UTC+6:30 (Myanmar Standard Time)|
Be-in Kyun is 1.1 km long and 0.35 km wide. The island is flat, rising to a maximum height of 4 m. It is located 1.2 km away from the mainland coast.
There is a small bushy islet in the middle of the sound separating Be-in Kyun from the continental shore.