Comparing: Tortoise vs. T30

The development of this assault tank began in Great Britain in 1942. The design was finalized by February 1944, and an order was placed for 25 vehicles. However, by the fall of 1947 only five tanks had been manufactured.

Experimental heavy tank. The vehicle was an early version of the T29 with enhanced armament. Two prototypes were built in 1945–1947 and underwent trials at the Aberdeen Proving Ground in 1948. Never entered mass production or saw service.