Comparing: Pz.Kpfw. I vs. T-26

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.

Produced in greater numbers than any other tank of the Red Army during the pre-war period, with 11,218 vehicles in four main modifications built from 1931 through 1941.