Comparing: SU-100Y vs. SU-100

Developed on the basis of the T-100 heavy tank. The vehicle was intended to neutralize enemy pillboxes and destroy enemy vehicles. The only prototype was manufactured in March 1940. The vehicle never entered mass production.

Tank destroyer on the basis of the T-34-85 and SU-85 with a total of 2,495 vehicles produced from September 1944 through June 1945. After the vehicle saw service, the Red Army praised it as a very effective tank destroyer with strong firepower, which could stand against any mass-produced German armored vehicle.