Great Dane: Majestic and gentle giant, known for its friendly temperament despite its imposing size. Height: 28-32 inches, Weight: 110-175 pounds, Coat: Short hair in various colors, Life Expectancy: 6-8 years.
Mastiff: Strong yet softhearted, needs ample space and obedience training. Height: 28 inches and up, Weight: 120-230 pounds, Coat: Short in colors like apricot and brindle, Life Expectancy: 10-12 years.
Leonberger: Massive working dog with a gentle disposition and strong family bond. Height: 26-32 inches, Weight: 90-170 pounds, Coat: Double coat with feathering in red, brown, and sand, Life Expectancy: 7-10 years.
Bullmastiff: Capable guard dog with a gentle nature towards family. Height: 24-27 inches, Weight: 100-130 pounds, Coat: Short in colors like fawn and brindle, Life Expectancy: 8-10 years.
Newfoundland: Loving companions with a history of aiding fishermen, known for their gentle and protective nature. Height: 26-28 inches, Weight: 100-150 pounds, Coat: Double coat in colors like black and brown, Life Expectancy: 9-10 years.
Saint Bernard: Giant dogs with big hearts, commonly used in search-and-rescue missions and known for their gentle demeanor. Height: 26-30 inches, Weight: 120-180 pounds, Coat: Dense in various colors, Life Expectancy: 8-10 years.
Dogue de Bordeaux: Lovable and loyal breed with a protective instinct, often referred to as the French mastiff. Height: 23-27 inches, Weight: 100 pounds and up, Coat: Short in colors like fawn and mahogany, Life Expectancy: 5-8 years.
Great Pyrenees: Powerful yet sweet-natured working dogs with a history of guarding sheep and homes. Height: 25-32 inches, Weight: 85 pounds and up, Coat: Thick double coat in white with markings, Life Expectancy: 10-12 years.
Irish Wolfhound: Historically used as battle and hunting companions, known for their size and hunting instincts. Height: 30 inches and up, Weight: 105-120 pounds, Coat: Rough in various colors, Life Expectancy: 6-8 years.