Comparing: T-54 vs. Leopard Prototyp A

The first prototype was constructed at the end of 1944. After successful trials in 1945–1947 the T-54 mod. 1947 was adopted for service. 713 vehicles were constructed before production was phased out. In 1949 production of a new variant was launched.

Prototype developed from 1960 through 1961 as a medium tank for the Bundeswehr, with a total of 26 prototypes manufactured. The prototypes were tested up to 1963. The vehicle was the predecessor of the Leopard medium tank.