Cat Size Chart

Choosing the right cat breed for your home means understanding how their sizes differ. Knowing whether a cat is small, medium, or large helps ensure they fit comfortably in your space and lifestyle. Balancing these size factors is crucial, as each size comes with its own set of challenges and benefits.

Cat size chart by breed

BREED	AVERAGE CAT HEIGHT		AVERAGE CAT LENGTH		IDEAL CAT WEIGHT
	inch	cm	inch	cm	lb
abyssinian	8″ – 10″	20 – 25cm	12″ – 16″	30 – 41cm	8 – 12lb
american bobtail	9” – 10”	23 – 25 cm	17” – 19”	43 – 48 cm	7 – 18 lb
american curl	9” – 12”	23 – 30 cm	16” – 21”	41 – 53 cm	5 – 10 lb
american shorthair	8” – 10”	20 – 25 cm	12” – 15”	30 – 38 cm	10 – 15 lb
american wirehair	8” – 10″	20 – 25 cm	11” – 13”	28 – 33 cm	8 – 15 lb
balinese	8″ – 11″	20 – 28 cm	14” – 18”	36 – 46 cm	8 – 15 lb
bengal	8” – 10″	20 – 25 cm	14” – 18”	36 – 46 cm	8 – 15 lb
birman	8” – 10″	20 – 25 cm	15” – 18″	38 – 46 cm	10 – 12 lb
bombay	11” – 14”	28 – 36 cm	13” – 20”	33 – 56 cm	6 – 11 lb
british shorthair	12” – 14”	30 – 46 cm	22” – 25”	56 – 64 cm	7 – 17 lb
burmese	10” – 12”	25 – 30 cm	15” – 18”	38 – 46 cm	6 – 14 lb
chartreux	9” – 11”	23 – 28 cm	15” – 18”	38 – 46 cm	9 – 11 lb
cornish rex	8” – 12”	20 – 30 cm	12” – 17”	30 – 43 cm	5 – 10 lb
devon rex	10” – 12”	25 – 30 cm	15” – 18”	38 – 46 cm	6 – 9 lb
egyptian mau	8” – 10″	20 – 25 cm	12” – 15”	30 – 38 cm	8 – 12 lb
european burmese	10” – 12”	25 – 30 cm	15” – 18”	38 – 46 cm	6 – 10 lb
exotic shorthair	10” – 12”	25 – 30 cm	16” – 19”	41 – 48 cm	10 – 12 lb
havana brown	9” – 11″	23 – 28 cm	12” – 15”	30 – 38 cm	8 – 10 lb
himalayan	10” – 12”	25 – 30 cm	17” – 19”	43 – 48 cm	7 – 12 lb
japanese bobtail	8” – 9”	20 – 23 cm	13” – 15”	33 – 38 cm	6 – 12 lb
javanese	9” – 12”	23 – 30 cm	12” – 16”	30 – 41 cm	5 – 10 lb
korat	10” – 12”	25 – 30 cm	15” – 18”	38 – 46 cm	6 – 10 lb
laperm	6” – 10”	15 – 25 cm	12” – 16”	30 – 41 cm	6 – 10 lb
maine coon	10” – 16″	25 – 40 cm	19” – 32”	48 – 81 cm	15 – 25 lb
manx	10” – 12”	25 – 30 cm	14” – 16”	36 – 41 cm	8 – 12 lb
norwegian forest cat	9” – 12”	23 – 30 cm	12” – 18”	30 – 46 cm	13 – 20 lb
ocicat	9” – 11”	23 – 28 cm	13” – 16”	33 – 41 cm	6 – 14 lb
oriental	8” – 10″	20 – 25 cm	12” – 15”	30 – 38 cm	5 – 10 lb
oriental shorthair	9” – 11″	23 – 28 cm	11” – 14”	28 – 36 cm	9 – 14 lb
persian	8” – 10″	20 – 25 cm	14.5” – 17.5”	37 – 44 cm	7 – 12 lb
peterbald	8” – 12”	20 – 30 cm	12” – 17”	30 – 43 cm	6 – 12 lb
pixie-bob	9” – 12”	23 – 30 cm	13” – 17”	33 – 43 cm	8 – 14 lb
ragamuffin	9” – 12”	23 – 28 cm	12” – 18”	30 – 46 cm	8 – 20 lb
ragdoll	9” – 11″	23 – 28 cm	17” – 21”	43 – 53 cm	8 – 20 lb
russian blue	8″ – 10″	20 – 25 cm	15″ – 18″	38 – 46 cm	8 – 15 lb
savannah	13” – 15”	33 – 38 cm	20” – 22”	51 – 56 cm	12 – 25 lb
scottish fold	8” – 10″	20 – 25 cm	14” – 16”	36 – 41 cm	9 – 13 lb
selkirk rex	9” – 11”	23 – 28 cm	12” – 15”	30 – 38 cm	9 – 16 lb
siamese	8” – 10″	20 – 25 cm	11.5” – 14”	29 – 36 cm	8 – 10 lb
siberian or siberian forest cat	9” – 11″	23 – 28 cm	15” – 18”	38 – 46 cm	10 – 20 lb
singapura	6” – 8”	15 – 20 cm	9” – 12”	23 – 30 cm	4 – 8 lb
somali	8” – 10″	20 – 25 cm	11” – 14”	28 – 36 cm	9 – 12 lb
sphynx	8” – 10”	20 – 25 cm	13” – 15”	33 – 38 cm	10 – 12 lb
tonkinese	8” – 10″	20 – 25 cm	12” – 15”	30 – 38 cm	6 – 12 lb
toyger	9” – 13”	23 – 33 cm	20” – 24”	51 – 61 cm	10 – 15 lb
turkish angora	8” – 10″	20 – 25 cm	14” – 16”	36 – 41 cm	5 – 10 lb
turkish van	9” – 11″	23 – 28 cm	14” – 17”	36 – 43 cm	7 – 18 lb

Cat size chart by weight (kittens)

Age	in ounces		in pounds		in grams		in kg
	Low	High	Low	High	Low	High	Low	High
0-6 days	3	7			85.02	198.38
1 week	5	10			141.7	283.4
2 weeks	8	14			226.72	396.76
3 weeks	10	17.6			283.4	498.784
4 weeks	12	20.8			340.08	589.472
5 weeks	14	28.8			396.76	816.192
6 weeks	16	32	1	2			0.45	0.9
7 weeks			1.2	2.3			0.54	1.035
8 weeks			1.4	2.6			0.63	1.17
9 weeks			1.6	2.9			0.72	1.305
10 weeks			1.8	3.1			0.81	1.395
11 weeks			2	3.3			0.9	1.485
12 weeks			2.2	4			0.99	1.8
16 weeks			4	5.5			1.8	2.475

Cat size chart (chest vs neck and belly)

Chest		Belly		Neck		l1		l2		l3		l4		l5
cm	in	cm	in	cm	in	cm	in	cm	in	cm	in	cm	in	cm	in
25.4	10	27.94	11	22	8.7	20	8	23	9	25.5	10	28	11	30.5	12
27.94	11	30.48	12	23	9	25.5	10	28	11		12	33	13	35.5	14
30.48	12	33.02	13	23	9	28	11		12	33	13	35.5	14	38	15
33.02	13	35.56	14	23	9	30.5	12	33	13	35.5	14	38	15	40.5	16
35.56	14	38.1	15	24	9.5	33	13	35.5	14	38	15	40.5	16	43	17
38.1	15	40.64	16	24	9.5
40.64	16	43.18	17	24	9.5
43.18	17	45.72	18	24	9.5	35.5	14	38	15	40.5	16	43	17	45.5	18
45.72	18	48.26	19	24	9.5
48.26	19	50.8	20	24	9.5

Understanding Cat Size Categories

Cats fit into three main size categories: small, medium, and large. Each category features distinct breeds and characteristics. For instance, small cats are often easier to manage in smaller spaces, while large cats may require more room and resources.

Balancing these size factors is essential, as each brings unique benefits and challenges that impact your living environment and pet care decisions.

Factors Affecting Cat Size

Several factors can influence a cat’s size, including genetics, diet, and overall health. These elements can lead to variations even within specific breeds, making it essential to consider each aspect when assessing a cat’s size.

Genetic Factors

Genetics play a significant role in determining a cat’s size. Certain breeds are genetically predisposed to be larger or smaller. For instance, Maine Coons are naturally larger due to their genetic makeup, whereas smaller breeds like the Singapura are genetically programmed to remain petite. Understanding these genetic tendencies helps set realistic expectations for size.

Diet and Nutrition

A cat’s diet and nutrition during its growth phase directly impact its final size. Proper feeding is crucial for healthy development. Cats with balanced diets often reach their optimal size more effectively, while inadequate nutrition can stunt growth or lead to excessive weight gain. Balancing their diet ensures they grow properly and maintain a healthy size.

Health and Wellness

Regular veterinary check-ups and overall health are vital for ensuring a cat reaches its optimal size. Cats that receive consistent medical care are less likely to face health issues that could affect their growth. Regular wellness checks help detect and address any potential problems early, contributing to a cat’s healthy size and well-being.

FAQs

How can I determine if a cat will fit well in my living space?

To determine if a cat will fit well in your living space, consider the cat’s size and activity level. Smaller breeds like the Singapura are ideal for apartments or smaller homes, while larger breeds like the Maine Coon need more space to move around comfortably. Also, think about the cat’s energy levels; active breeds may require more room to play and exercise.

What should I feed my cat to ensure it grows to its optimal size?

To ensure your cat grows to its optimal size, provide a balanced diet appropriate for its age and breed. High-quality cat food with the right mix of proteins, fats, and vitamins supports healthy growth and development. Consult your veterinarian for specific dietary recommendations based on your cat’s breed and health needs.

How do genetic factors influence a cat’s size?

Genetic factors greatly influence a cat’s size, as some breeds are naturally predisposed to be larger or smaller. For example, Maine Coons are known for their large size due to their genetic background, while breeds like the Munchkin are bred to be smaller. Understanding your cat’s breed and its genetic traits helps in setting accurate expectations for its size.