Comparing: BT-2 vs. Pz.Kpfw. I

Developed on the basis of the Christie tank M1931. Produced at the Kharkiv Komintern Locomotive Factory (KhPZ), with 650 BT-2 tanks and 1,884 BT-5 tanks manufactured from 1932 through 1935.

The Pz I Ausf. A was the first mass-produced German tank. In 1935 the design received an upgrade, including elongated hull and a more powerful engine. Mass production of this version, the Pz I Ausf. B, eventually totalled 675 tanks. The standard armament was weak, but some tanks were upgraded on the battlefield to mount 20-mm guns.