Here are some additional Photos, which could be helpful for scale comparision:
Figures, Panzer II from the boardgame and the newest t-34 in 1/72 scale form Zvezda:
and here: only Panzer II and T-34 (1/72)
The vehicles in the game will be definitely smaller then 1/72 scale.
3D selfprinted T-34 hulls
8 hours ago