Bruce Lee had incredible Kung Fu. Sylvester Stallone had amazing boxing. Both were incredible martial artists that reached the top of their game. Let's compare them. Physical: Stallone - 5'9" 185 lbs. 72" reach. Bruce lee - 5'7" 135 lbs. 68" reach. Speed advantage: Bruce Lee Strength advantage: Stallone Cardio advantage: Bruce Lee -- Stallone looks gassed by round 6, but Bruce Lee fought multiple opponents like in a kumite and still had gas in the tank. Chin advantage: Stallone -- he takes some incredible shots in that footage Body durability: Bruce Lee -- he takes hits from nunchucks to the body and keeps pressing forward Reach advantage: Stallone Size advantage: Stallone Overall: Stallone Martial arts: Striking: Stallone - Boxing has proven to a vastly superior striking art to kung fu. Grappling - Bruce Lee - Stallone was a 1 dimensional boxer. Bruce displayed grappling knowledge like armbars. Wrestling: Tie. Bruce Lee certainly has more training here but Stallone's size advantage makes it a wash. Overall: Tie This is a very close matchup between them both in their primes. But -- I have to give the overall advantage to Stallone because of his physical advantages. What's your opinion?