Tanks 

VK 4502 (P) Ausf. B - German heavy tank project, under development by Dr. Ferdinand Porsche in the Second World War. Standard will not be built. 

The Char 2C (also known as FCM 2C) was a French super-heavy tank developed, although never deployed, during World War I. It was the largest (in physical dimensions) operational tank ever. 

The T-34 was a Soviet medium tank produced from 1940 to 1958. Although its armour and armament were surpassed by later tanks of the era, it has been often credited as the most effective, efficient and influential design of World War II.[4] Firs...

VK 4502 (P) Ausf. B - German heavy tank project, under development by Dr. Ferdinand Porsche in the Second World War. Standard will not be built. 

The E-75 Standardpanzer was intended to be the standard heavy tank to be used as a replacement of the Tiger II and Jagdtiger. The E-75 would have been built on the same production lines as the E-50 for ease of manufacture, and the two vehicles ...

The T-44 was a medium tank first produced towards the end of the Second World War by the Soviet Union. It was the successor to the famous T-34. Less than two thousand T-44s were built, but the design became the basis for the T-54/55 series of m...