Comparing: IS-5 (Object 730) vs. 112

The development of the vehicle was started in 1949 by the Design Bureau of the Chelyabinsk Kirov Plant under the supervision of Joseph Kotin. In 1950 a preproduction batch of 10 vehicles was launched. After the vehicle underwent all trials and received upgrades, it was adopted for service in 1953 under the designation IS-8.

The development of the 112 tank started in 1962. The project was to feature parts and components of medium and heavy tanks. Existed only in blueprints. The 113 tank was a further development of the 112.