Wing Chun is designed for smaller people to fight larger, stronger people. Muay Thai takes a lot of conditioning of bones like the shins to use effectively and typically dominated by younger, stronger athletes. Muay Thai is a televised combat sport with no belts or ranks. Wing Chun is a traditional martial art originally designed to be used in War with strikes that are illegal in combat sports. Wing Chun teaches weapons, while muay thai does not.