Key Points

• The Singapura is widely recognized as the smallest cat breed, with adults often weighing just 4 to 8 pounds, although the Toybob is actually smaller, weighing a pound less on average. 

• "Small" can mean different things. True small breeds like the Singapura and Toybob are naturally petite and healthy, while "teacup" cats are usually undersized because of health problems rather than genetics.

• Petite breeds make wonderful companions for apartments and smaller homes, but a few are prone to specific conditions, so it's worth understanding their health needs before you bring one home.

Picture coming home to an adult cat who still fits comfortably in the curve of your neck, no matter how many birthdays they've had. Some breeds seem to skip the gangly teenager phase altogether and stay kitten-sized for life, which are perfect for anyone who falls hard for that pocket-sized stage and wishes it would last.

If these miniature cats are right up your alley, you may wonder what are the smallest cat breeds, and which one stays the tiniest? The Singapura is generally considered the smallest cat breed of all, with many adults tipping the scales at just 4 to 8 pounds. However, the Toybob typically weighs in at 3 to 7 pounds, although they may be an inch taller at adulthood. In terms of height, the Munchkin holds the title for shortest cat, thanks to a genetic quirk that gives it adorably stubby legs.

From the curly-coated Cornish Rex to the bent-eared American Curl, there are plenty of cat breeds that stay small, and a few that stay small and fluffy, too. Below, you'll find the smallest house cat breeds ranked by weight, plus how to tell a genuinely small breed apart from dwarf and teacup cats.

Whether you're hunting for a compact feline companion for a small apartment or you're simply charmed by petite pets, here's everything to know about the littlest cats around.

What makes a cat breed "small"?

Most domestic cats weigh somewhere between 8 and 10 pounds, so any breed whose adults regularly land below that range earns a spot on the small list. A few factors set these breeds apart, including lighter bone structure and a naturally compact frame. Weighing in on the opposite end of the spectrum from the largest cat breeds, these cats are built to stay little for life.

If you’re investigating small cat breeds, be sure to differentiate between small domestic breeds and the smallest wild cat breeds. When people search for the world's smallest cat breeds, they're sometimes thinking of wild species like the rusty-spotted cat, which can weigh under 4 pounds. Those are wild animals, not pets, but every breed in this guide is a domestic cat suited to life on your couch.

The smallest cat breeds ranked by weight

Here are 10 of the smallest cat breeds, roughly arranged from the most famously tiny on up. Keep in mind that weight varies by individual, sex, and diet, so treat these ranges as a guide rather than a guarantee.

Breed	Typical adult weight	Typical height (at the shoulder)	Stands out for
Singapura	4 to 8 lbs	6 to 8 in	Smallest recognized breed; big eyes and ears
Toybob	3 to 7 lbs	7 to 8 in	One of the tiniest breeds; bobbed tail
Munchkin	6 to 9 lbs	5 to 7 in	Shortest cat; very short legs
Japanese Bobtail	5 to 10 lbs	8 to 9 in	Naturally short, pom-pom tail
American Curl	5 to 10 lbs	9 to 12 in	Backward-curling ears
Siamese	6 to 10 lbs	8 to 10 in	Vocal and social; sleek body
Balinese	5 to 10 lbs	8 to 11 in	Long-haired, graceful Siamese cousin
Devon Rex	5 to 10 lbs	10 to 12 in	Pixie face; wavy coat
Cornish Rex	6 to 10 lbs	8 to 12 in	Slender build; soft, curly coat
Korat	6 to 10 lbs	9 to 13 in	Silver-blue coat; heart-shaped face

1. Singapura

Recognized by The International Cat Association as the smallest breed, this Singapore native is the cat most people picture when they think tiny. These curious, affectionate, and vocal cats are a good fit for people who enjoy a “Velcro” pet who is always at their side.

2. Toybob

One of the newest and tiniest breeds, the Toybob can stay even smaller than the Singapura, with a naturally short, kinked tail and a sweet, lap-loving temperament.

3. Munchkin

What it lacks in leg length, the Munchkin makes up for in personality. A natural mutation shortens its legs, but Munchkins are fast, agile, and love to perch upright like a meerkat.

4. Japanese Bobtail

A symbol of good luck in Japan, this small, athletic breed has a pom-pom-like tail. Energetic and social, they love to play and they get along well with kids and pets.

5. American Curl

Named for its backward-curling ears, the American Curl is a gentle, playful breed that adapts well to family life and ranks among the friendliest cat breeds.

6. Siamese

The Siamese is famously vocal and social. These sweet-yet-sassy cats will hold a conversation and trail you around the house.

7. Balinese

Often described as a long-haired Siamese, the Balinese shares that breed's slim build, blue eyes, and chatty nature. With its plush coat, the Balinese is also a cat that stays small and fluffy. In fact, it’s one of the fluffiest cat breeds.

8. Devon Rex

With its pixie-like face, big ears, and wavy coat, the Devon Rex has a look all its own. Famous for dog-like loyalty, it follows its favorite person everywhere.

9. Cornish Rex

Slender and fine-boned with a soft, wavy coat, the Cornish Rex looks like the feline version of an Italian Greyhound. Rex breeds are a frequent stop for those researching hypoallergenic cat breeds.

10. Korat

A small but solidly built breed from Thailand, the Korat has a silver-blue coat, heart-shaped face, and large green eyes. Korats bond deeply with their families.

Small breeds vs. dwarf breeds vs. teacup cats

It's easy to lump every tiny cat together, but there are real differences worth knowing,  especially if a breeder uses words like "dwarf" or "teacup." Small breeds like the Singapura and Toybob are naturally petite and well-proportioned, and just as healthy as larger cats. 

Dwarf breeds like the Munchkin carry a gene that shortens the legs while the body stays normal-sized. However, this trait is linked to certain skeletal conditions, like joint disease, chronic arthritis pain, and even paralysis, so a reputable breeder is key if you’re considering adding a Munchkin to your family. 

Regarding teacup cats, "teacup" isn't a recognized breed by registries like the Cat Fanciers' Association. Instead, it's a marketing label for undersized cats, often runts or the result of growth-stunting health problems.

Health considerations for small cat breeds

Most small cat breeds are healthy, hardy, and long-lived. However, a few are predisposed to conditions tied to their unique genetics. 

• Munchkins can develop lordosis (a curved spine) and pectus excavatum (a sunken chest).

• Devon Rex and Cornish Rex cats can inherit patellar luxation (slipping kneecaps).

• The Siamese-Balinese family is prone to dental and eye issues.

The takeaway isn't to avoid these breeds, but to instead go in informed, leaning on resources like the Cornell Feline Health Center for breed-specific health information and PetMD for veterinary-reviewed health data.

How to choose the right small cat breed for you

The best small cat for you comes down to lifestyle more than size. 

• For a playful companion, look at the Cornish Rex, Devon Rex, or Japanese Bobtail. 

• For a calmer lap cat, try the Toybob or Korat. 

• Vocal breeds like the Siamese and Balinese thrive with company. 

• Nearly all small breeds adapt beautifully to apartments. 

A few, like the Singapura, Toybob, and Korat, even rank among the most expensive cat breeds, so you may consider adoption through groups like the ASPCA, since plenty of petite cats turn up in shelters.

It’s easy to fall in love with a cat that stays kitten-sized forever, but the best match is about more than weight or height. Take time to get to know each breed’s personality, care requirements, and potential health needs before making your choice.

FAQ

Do small cat breeds have more health problems?

Most small cat breeds are healthy and long-lived. A few, like the Munchkin and Devon Rex, have specific genetic risks, so a responsible breeder and regular vet visits are important for helping your cat live a healthy life.

Are Munchkin cats healthy? 

Many Munchkins live full, healthy lives, but their signature short legs are linked to a few skeletal conditions. A breeder who screens their cats improves the odds of a healthy kitten.

What's the difference between a small cat and a teacup cat? 

A small cat belongs to a naturally petite, healthy breed, while "teacup" is an unofficial label for undersized cats that are often runts or have growth-stunting issues.

What breed of cat stays the smallest? 

The Singapura is widely considered the smallest cat breed, with many adults weighing 4 to 8 pounds, while the rarer Toybob can stay smaller still. The short-legged Munchkin takes the title for shortest cat.