Comparing: SU-152 vs. T25/2

Development of a tank destroyer on the basis of the KV-1S heavy tank began on January 4, 1943. The vehicle received the designation KV-14 (Object 236). A prototype underwent field trials at the beginning of February 1943 and entered service on February 14, 1943. In April, the KV-14 was renamed SU-152. By December 1943, 670 vehicles were manufactured. Thanks to its ability to successfully combat German Tiger I and Panther tanks, the SU-152 was dubbed "Hunter" by the troops.

Tank destroyer based on the T23. Development started in 1943. Since the T23 was not adopted for service, work on the tank destroyer was discontinued. Existed only in blueprints.