Development started in March 1940. Almost all armor plates had a complex and curvilinear shape, and the hull featured few, if any, right angles. The AMX 40 was supposed to replace the Somua S35 and S40 in 1941–1942, but the project was discontinued in July 1940. Existed only in blueprints.
Time for the successive autoreloading of each shell into the magazine.
Characteristics are specified for Siege mode.
The technical characteristics are displayed for the charged turbine mode.
Characteristics are specified for Rapid mode.
Reload time of the first and second guns on double-barreled vehicles.
Characteristics are specified for vehicles with crews trained to 100%.