Comparing: WZ-111 model 1-4 vs. IS-7 vs. IS-3

Prototype of a heavy tank developed in the early 1960s. The 111 project was developed on the basis of the Soviet IS-3 and T-10 tanks. In 1964 development was discontinued in favor of new types of medium tanks.

Development of the IS-7 started in the spring of 1945. Prototypes successfully underwent trials in 1946 and 1947. However, the IS-7 never saw mass production.

Mass production of the vehicle started in May 1945. On September 7,1945, IS-3 tanks took part in the Allied Victory Parade through Berlin. A total of 1170 vehicles were manufactured by the end of 1946, when production was canceled. From 1948 through the late 1950s, the tanks underwent a number of modernization refits.