Comparing: SU-152 vs. AMX AC mle. 46

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.

Proposed plan for a heavy tank destroyer on the basis of the M4. Development was started in 1946. The configuration of the vehicle had a strong resemblance to the Jagdpanther. Existed only in blueprints.