Comparing: Object 777 Version II vs. VK 72.01 (K)

The Object 777 is a unique project of a heavy tank. The vehicle was developed at the Chelyabinsk Kirov Plant. By 1953, the design plans were made, and the dummy vehicle was built. The prototype was to feature a cast hull and streamlined turret. The 122-mm M-62-T2 gun was to be mounted on the tank. However, development proceeded no further. The Object 777 never entered mass production nor saw service.

A superheavy tank with rear placement of the turret. Developed by the Krupp company. A new vehicle was to have stronger armament and enhanced armor compared to the VK 70.01. Existed only in blueprints.