Gorillas are significantly stronger than humans, with studies and observations suggesting they are approximately 4 to 12 times stronger than the average human, especially in upper body strength. Adult male gorillas (silverbacks) weigh between 300 to 500 pounds and have about 1.5 to 2 times the muscle mass of humans, with muscle composition dominated by fast-twitch fibers suited for explosive power rather than endurance

. Key strength comparisons include:

• Lifting power: Gorillas can lift up to around 1,800 pounds, whereas the strongest humans have deadlifted just over 1,100 pounds

• Grip strength: Gorillas exceed 400 pounds of grip force, compared to 100–200 pounds for humans

• Bite force: Gorillas have a bite force around 1,300 PSI, nearly double that of humans (120–200 PSI)

• Punching force: Estimated at over 1,000 pounds of force, enough to cause severe blunt trauma

Anatomically, gorillas have thicker, denser bones and more robust muscles, especially in the arms, shoulders, and chest. Their elevated testosterone levels contribute to greater muscle mass and strength compared to humans. Their strength allows them to perform feats such as bending thick bamboo, ripping small trees from the ground, and overpowering fully grown humans with ease

. In a physical confrontation, even highly trained humans would be quickly overwhelmed by a gorilla’s superior strength, powerful grip, and ability to inflict serious injury. Gorillas are not naturally aggressive but can be extremely dangerous if threatened

. In summary, gorillas are roughly 4 to 12 times stronger than humans, particularly in raw upper body strength, grip, and bite force, making them one of the strongest primates relative to humans. This strength is a result of their evolutionary adaptations for power and survival in their natural environment