could some aerodynamicist explain to us how come
Overview shows a 75% cruise of 147KIAS, when they look broadly similar to CT2K, never mind the SW and LS? Is it frontal area? having flown the motor glider version, the cabin is definitely less spacious, although I would not go so far as to say it is cramped. That difference is unreal, given that power required for flight rises with the cube of the speed