A male Saint Bernard can get up to 180 pounds and is known for being extremely protective, according to the American Kennel Club. It's massive size and muscular physique is why it makes the list of strongest breeds.
While the average Mastiff can stand about 30 inches tall and weigh up to 230 pounds, they are said to be gentle giants. These dogs are powerful, yet affectionate and do best with older children, according to the AKC.
These dogs work hard and play harder. They are historically known as working dogs, and their muscular exteriors prove it. However, they are also extremely playful and always up for a good game of fetch. In the right setting, they can make excellent family pets.
Traditionally, huskies have worked as sled dogs, pulling large loads to their destinations. But, inside the home, they are known to be very playful and energetic, according to AKC.
These pups are brimming with loyalty, affection and work ethic, according to AKC. While they are a bit on the smaller side, weighing between 65 and 80 pounds, they are still extremely agile and powerful.
According to Hill's, Great Danes fall in two categories of breeds: Working and Guardian. And although massive, they are also playful and affectionate and will welcome tons of cuddles.
These dogs are skilled hunters and are known to be powerful athletes as they have both a muscular build and speed. But don't let them fool you: they tend to have a gentle temperament.
If you're looking for a graceful yet muscular pup, you've found your match. The Irish Wolfhound just looks intimidating. It is actually too sweet to be a guard dog.