These massive dogs don't seem like the strongest-jawed dogs. It's surprising that they have 556 psi bite strength. Unlike some other breeds, English Mastiffs are good with kids and families.


Their muscular bodies and mouths show that these cuties are loyal, hardworking, and energetic. Rottweilers are friendly, family-oriented, and protective when threatened.


The Bulldog's powerful head and neck show its size. This breed is playful and funny, but it can become protective in an instant! Bulldogs have 305 psi, so their owners don't have to worry! 

German Shepherd

German Shepherds have been used as guard dogs for years because of their strength. With these pups watching over them, the family sheep and cows will stay in line. 


Pit Bull's jaw strength is 235 psi, comparable to other heavyweights. These energetic, playful, and affectionate pups will likely win any Tug o' War game with their owners.

Chow Chow

These fluffy, blue-tongued dogs were used in China for centuries to herd livestock and fight Mongolian armies. The Chow Chow has a PSI of 220 and isn't a high-energy dog.

Belgian Malinois

Belgian Malinois are alert, brave, resourceful, intelligent, and playful. With powerful jaws, they're muscular and strong. A pawsome Malinois chewing a chewie exerts 195 psi!

These loyal dogs make great guard dogs to protect their packs—human and canine!

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