Comparing: T-28 vs. Pz.Kpfw. IV Ausf. D

The T-28 tank was developed by the Experimental Machine Design Bureau of the Voroshilov plant. The vehicle saw service on August 11, 1933. A total of 503 tanks were manufactured at the Leningrad Kirov Plant between 1933 and 1940. During mass production, the T-28 tank underwent a number of changes in design and modifications. The vehicles were used in the war with Finland in the winter of 1939–1940 and at the beginning of WWII.

This modification of the Pz IV was developed in October 1939. The vehicle had enhanced armor and an improved, external gun mantlet. The tank was mass-produced until May 1940, with a total of 229 vehicles manufactured.