Personality: Courageous and dignified, but good-natured and docile

Energy Level: Somewhat active; an adult Mastiff is content with long walks and a good romp

Good with Children: Yes

Good with Other Dogs: With supervision

Shedding: Occasional

Grooming: Occasional bath and brush

Trainability: Agreeable

Height: 30 inches & up (male), 27.5 inches & up (female)

Weight: 160-230 pounds (male), 120-170 pounds (female)

Life Expectancy: 6-10 years

Barking Level: Barks when necessary