Titanoboa: Length: 41 feet long. Weight: 1.2 tons. Height: 10 feet tall if it rise it's head. Sarcosuchus: Length: 40 feet long. Weight: 7 tons. Height: N/A Winner is... Titanoboa. It can use its body to suffocate the supercroc. Sarcosuchus cannot do the death roll making it easier for the titanoboa to kill.