Cats have been domesticated for thousands of years, and while they were originally kept as vermin hunters, many have since become lazy and complacent. Despite this, we can’t help but be fascinated by the heaviest and fattest cats around. From social media to comic strips, these cats dominate our attention.
In fact, the Guinness Book of World Records stopped tracking the fattest cat in the world decades ago out of fear that owners would intentionally overfeed their pets for a shot at fame. However, we can still appreciate the impressive size of these cats.
In this article, we will explore the top 8 heaviest and fattest cats according to various sources.
Top 8 Heaviest Fattest Cats
Maine Coon cats are known for their large size and impressive appearance. According to various sources, the weight range for adult Maine Coons varies depending on gender and genetics. The accepted size standard for the breed ranges between 11-25lbs, with males being larger than females.
The average weight of a male Maine Coon is between 15-25lbs, while the average weight of a female is between 8-12lbs. However, some Maine Coons can weigh up to 33-34lbs, making them one of the largest domesticated cat breeds. It is important to monitor their weight and ensure they do not become too overweight, as this can lead to health problems.
Diet and exercise are important factors that contribute to the size of a Maine Coon.
Norwegian Forest Cat
The Norwegian Forest Cat is a breed of domestic cat that originated in Northern Europe, specifically in the forests of Norway. This natural breed is adapted to a very cold climate, with a top coat of long, glossy hair and a woolly undercoat for insulation.
The breed’s ancestors may have been a landrace of short-haired cats brought to Norway about A.D. 1000 by the Vikings, who may also have brought with them long-haired cats, like those ancestral to the modern Siberian and Turkish Angora. Norwegian Forest Cats are known for their large size and sturdy build, with adult females weighing between 3.6–8 kg (7.9–17.6 lb) and males weighing between 4.5–9 kg (9.9–19.8 lb) . They have a long, dense coat that helped their ancestors survive for centuries in the forests of Norway. Norwegian Forest Cats are curious, playful, and even-tempered, making them great companions for families with children.
They are mellow enough to get along with other pets, but also independent enough to entertain themselves. The breed’s semi-long coat requires weekly combing, and they love to climb and perch, so having tall cat trees available is important.
Ragamuffin cats are a breed of domestic cat that are known for their large size and fluffy appearance. According to various sources, Ragamuffin cats tend to be on the larger side of catdom, with adult females weighing between 10-15 pounds and males weighing between 10-20 pounds.
However, some Ragamuffin cats can weigh even more than 20 pounds, making them one of the largest domesticated cat breeds. Ragamuffin cats have a long, plush coat that comes in a variety of colors and patterns. They are known for their affectionate and patient personalities, making them great companions for families with children.
Ragamuffin cats are also known for their slow maturation, not reaching full size until age 4 or 5.
According to the search results, Himalayan cats are medium-sized cats that are heavily boned and have long fur. They can appear to be rather large due to their masses of fur, but their typical weight range is between 7 and 14 pounds, with males being a bit larger. Full-grown Himalayans typically weigh between 7–12 pounds and stand 10–12 inches tall. Himalayan cats can reach up to 19 inches in length, measuring from the end of the tail to their nose.
Their tails are similar in length to their torso, and they have very round, slightly snubbed muzzles. Himalayan cats are a mix between the Persian and the Siamese, and they are known for their smooshy flat faces, long fur, and signature markings.
They are easygoing, laid-back, and extremely affectionate toward the humans they love.
The British Shorthair is a medium-to-large-sized cat breed that is known for its thick, plush coat and distinctive rounded head and face. According to various sources, British Shorthair cats are a relatively powerful-looking large cat breed, with males potentially weighing up to 17 pounds. They have a broad chest, strong thick-set legs with rounded paws, and a medium-length, blunt-tipped tail.
British Shorthair cats are heavily muscled and have heavy boning, giving them a naturally heavy build. Females tend to be significantly smaller than males. British Shorthair cats have a short, dense coat that only requires weekly brushing to keep it looking good. They are known for their affectionate, easy-going, and calm personalities, making them great family pets.
The American Shorthair is a medium-to-large-sized cat breed that is known for its sturdy build and short, dense coat. According to various sources, the weight range for adult American Shorthair cats varies depending on gender and genetics.
Adult males of this breed usually weigh between 7-15 pounds, while females weigh slightly less, around 6-12 pounds. However, some American Shorthair cats can weigh more than 15 pounds, making them one of the larger domesticated cat breeds.
The best weight for your pet depends on their overall body structure, and they should continue to grow until they are 3 or 4 years old. American Shorthair cats are known for their affectionate, easy-going, and calm personalities, making them great family pets.
Siberian cats are a medium-to-large-sized breed that originated in Siberia, Russia. According to various sources, Siberian cats are known for their strong, muscular bodies and long, triple-layered, water-resistant coats that are well-suited for their harsh environment. They are a landrace breed, meaning they developed over time by adapting to their surroundings.
Siberian cats are powerfully built with strong hind legs that are slightly longer than their front legs, creating an arch. This makes them skilled jumpers and incredible athletes. They resemble Maine Coons and Norwegian Forest cats but with rounder heads and larger paws. The average size of a Siberian cat is between 17 to 25 inches long and weighs between 15 to 20 pounds, with males being slightly larger than females.
It usually takes Siberian cats 5 years to reach their full maturity. Siberian cats are super social animals who adore their humans and generally don’t like being left alone. They are friendly, fearless, playful, and docile, making them fantastic companions. In this article, we will explore the size, characteristics, and personality of Siberian cats.
Savannah cats are a breed of domestic cat that are known for their large size and distinctive spotted coat. According to various sources, Savannah cats can grow to be quite large, with their size depending on their generation and sex.
First-generation Savannah cats, known as F1s, are generally the largest and can weigh up to 19-25 pounds and stand up to 17 inches tall. F1 Savannah females can weigh between 12-19 pounds, while males can weigh between 16-25 pounds. Later-generation Savannah cats are generally smaller, weighing between 3.5-8.2 kilograms (7.7-18.1 pounds) and standing around 14 inches tall.
Savannah cats are known for their athleticism and jumping abilities, with some able to jump up to 8 feet in the air. They are also known for their affectionate and social personalities, making them great companions for families with children. In this article, we will explore the size, characteristics, and care of Savannah cats.
1. What are the heaviest and fattest cat breeds?
According to various sources, the heaviest and fattest cat breeds include the Maine Coon, Norwegian Forest Cat, Ragamuffin, Himalayan, British Shorthair, American Shorthair, Siberian, and Savannah Cat.
2. What is the average weight of a Maine Coon?
The average weight of a male Maine Coon is between 15-25lbs, while the average weight of a female is between 8-12lbs. However, some Maine Coons can weigh up to 33-34lbs.
3. How big can a Savannah Cat get?
Savannah cats can grow to be quite large, with their size depending on their generation and sex. First-generation Savannah cats, known as F1s, are generally the largest and can weigh up to 19-25 pounds and stand up to 17 inches tall. Later-generation Savannah cats are generally smaller, weighing between 3.5-8.2 kilograms (7.7-18.1 pounds) and standing around 14 inches tall.
4. Why do some cat breeds tend to be larger than others?
The size of a cat breed can depend on various factors, including genetics, diet, and exercise. Some breeds have habits that make them more prone to overeating or inactivity, causing their large size.
5. What are the health risks associated with overweight cats?
Overweight and obese cats usually have shorter lives than their fitter, normal weight counterparts do. Heavy cats tend to physically interact less with their families and are less energetic and playful. They are also at risk for various health problems, such as diabetes, heart disease, and joint problems.
6. How can I help my overweight cat lose weight?
Consult with your veterinarian to create a weight reduction plan for your cat. This may include a change in diet, increased exercise, and regular check-ups to monitor progress. It’s important to make changes gradually and to be patient, as weight loss can take time.