How much did the fattest dog weigh? Here’s the Answer

Keep reading to find out how much the fattest dog in the world weighed—plus, the 15 fattest dog breeds that are prone to obesity.

And their humans dont feel too good about it either. A survey from Banfield Pet Hospital found that 62 percent of pet owners admitted that their pets obesity diagnosis left them feeling uncomfortable. Of the 1,000 pet owners (whose animals were either overweight or obese) surveyed, 93 percent also said they face hurdles in maintaining a healthy weight for their pets at home.

Some terriers seem to be more likely to become overweight or obese and the Border Terrier—a small, British breed bred to hunt—is one of them. Males usually weigh between 13 and 16 pounds while females usually weigh between 11 and 14 pounds, but these rambunctious runners arent always excited about exercise. To keep them fit, make sure your Border Terrier is getting at least one hour of exercise per day.

It may surprise you to find out that Labrador Retrievers are, in fact, susceptible to obesity. Even though on average, male labs weigh anywhere from 64 to 79 pounds and females 55 to 71 pounds, its not uncommon for these pooches to really pack it on. This might just be because of their brains wiring or actually, a genetic disposition.

Obesity in dogs is a very real problem. While every dog benefits from regular exercise and a regulated, healthy diet, some dog breeds—the fattest dog breeds, really—are just more likely than others to struggle with their weight. In fact, a 2020 survey shows that as many as 56 percent of dogs in the U.S. are either overweight or obese.

Neapolitan Mastiff

How much did the fattest dog weigh?

Weight: 150 lbs (68 kg)

Another massive dog in the Mastiff breed is the Neapolitan Mastiff. This dog is known for its trademark wrinkly and loose skin. Neapolitan Mastiffs are peaceful and strong. They are also extremely loyal to their families, protective around strangers. Their coat is easy to take care of, but they do tend to drool a lot. Neapolitan Mastiffs weigh between 130 and 150 pounds.


How much did the fattest dog weigh?

Weight: 160 lbs (72 kg)

Mastiffs are some of the largest breedsin the world. Several different types of Mastiffs made our list for theheaviest dogs. Mastiffs usually weigh between120 and 160 pounds. And they stand at 27 inches tall. These dogs have beenused throughout history as protectors and hunters. This is mainly due to theirincredible agility and strength.

Mastiff owners sometimes complain aboutthe dog’s excessive drooling. However, their protective demeanor and lovablepersonality more than make up for the drool.

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What is the worlds biggest dog breed? From strong English Mastiffs to powerful Bernese Mountain Dogs, there are plenty of giant pups that will hog the whole sofa — and protect their owners. Some dogs are heavier than other due to their bone structure, while other large breeds are tall and slim.

Whether youre looking for a new dog to adopt or are simply curious, get ready to fall in love with these large dog breeds… Advertisement – Continue Reading Below

The English Mastiff is officially the worlds biggest dog breed, weighing as much as 200 pounds. According to the Guinness Book of Records, an English Mastiff dog called Zorba weighed in at 142.7kg and stood 27 inches high in 1981. Impressive!

Bernese Mountain Dogs are large pups, weighing up to 65kg when fully grown. Famed for being affectionate and good-natured, Bernese Mountain Dogs are believed to be one of the least aggressive dogs towards humans — making them excellent family dogs.

The PDSA previously told us: “Youll need to mindful that Bernese Mountain Dogs can be expensive dogs to own, not least because of the amount of food they need! The cost of insurance as well as vet fees are also typically higher, due to their larger breed and some of the health conditions they are prone to.”

The Doberman Pinscher has an overall body length of 102-117 cm, making them pretty large breeds to own. Theyll need plenty of space to run around and a minimum of two hours of exercise every day to help burn off their large amounts of energy.

Thinking of adopting a Scottish Deerhound? These pups are a large breed of hound that were once bred to hunt red deer by coursing. Its among the tallest of all dog breeds, and is also athletic and affectionate.

Considered one of Switzerlands oldest dog breeds, Greater Swiss Mountain Dogs are extra-large pups who often top 100 pounds. Heavy in build, they are renowned for being friendly, kind and energetic.

Friendly bloodhounds are large dogs with long droopy ears, wrinkled skin and an amazing sense of smell. Theyre super active and need lots of exercise, so make great pets for people who like to get out and about regularly.

This strong and powerful dog breed originates from the mountainous regions of northern Japan. Originally developed for hunting bear, deer and wild boar, they are among some of the largest breeds to own.

Great Danes are huge, powerful and strong dogs that originate from Germany. Despite their size, they are great with children and are particularly protective of their owners.

The Newfoundland is a large, strong dog breed that was originally used as a working dog to pull nets for fishermen. Known for their sweet disposition, these gentle pups love children and are incredibly intelligent.

Golden Retrievers are happy dogs that love their owners and are affectionate. They are large dogs that need more than a two hours exercise every day, which means they are better suited for owners with a garden and who enjoy an active lifestyle.

This large, muscular dog has a generous coat and a gentle disposition that hails from the city of Leonberg in Baden-Württemberg, Germany. These giant pups can weigh anywhere from 90 to 150 pounds, so youll need to make some extra space on your sofa.

The Saint Bernard is a large, muscular dog who can reach a height of 30 inches and a weight of 180 pounds. A member of the Mastiff family, they are one of the worlds biggest dog breeds.

Labrador Retrievers are energetic, beautiful and rewarding pets that will enrich their owners lives in an instant. With a strong body and sturdy size, the maximum height for a male is 60cm, which puts them in the medium-size dog category.

The Kennel Club previously told us: “Theyre instinctively friendly and get on with anyone they meet, including people and other dogs! Really, as a breed, they are known as an affectionate and loyal all-rounder.”

These friendly, good-sized dogs are typically around 27 inches at the shoulder and weigh 70 pounds (males). They are heavy and large dogs with a thick and heavy coat.

The Giant Schnauzer is a breed of dog developed in the 17th century in Germany, and can stand up to 27.5 inches at the shoulder and can weigh up to 95 pounds.

“A Giant Schnauzer is an excellent choice for active owners with a larger house and garden, who are looking for an energetic and loyal four-legged friend,” the Kennel Club previously told us.

The Great Pyrenees is a giant dog, averaging between 27 to 32 inches for a male and 25 to 29 inches for a female. They are famed for being a devoted canine companion, loved for their affectionate and gentle nature.

This Italian breed, often used as a guard dog, is a powerful dog weighing up to 120 pounds. They were originally bred for guarding, herding and hunting.

Bred in the South African region, the Rhodesian Ridgeback is a strong, muscular, balanced and athletic dog. Despite being large in size, they are loyal and protective of their owners and families. Advertisement – Continue Reading Below