How Big Do Russian Blue Cat Size Get? How Big Do They Get At Adulthood?

Russian blue cats are fantastic companions, and they’re affectionate and playful. However, their health might be stressful, so there’s no need to worry. You frequently notice your Russian Blue cat size getting bigger and gaining weight throughout his or her life, which makes you wonder what the situation is. What Is the average Size of a Russian Blue Cat? How big Do Russian Blue Cats get?

Russian Blue cats are one of the most popular breeds of cats. They are medium-sized, with males being larger than females. They grow to be about 10 inches long and weigh between 7 and 15 pounds. Russian Blues typically have blue coats with silver or slate gray markings on their faces, legs, ears, tail tips, and backs. Their coat is dense with a satin sheen that feels like rabbit fur to the touch.

Now, with that taken care of, you may have other questions that can be answered with further study.

Russian Blue cat playing.

Here’s an article that may help you figure out what determines the size of your Russian Blue cat.

Average Russian Blue Cat Size

The first thing to remember is that you can’t determine if your Russian blue cat is small or big unless you have an average knowledge of its size.

Most people mistake height for weight and claim that your cat is fat or skinny. It’s a widespread misconception that people think cats’ weights are comparable to their sizes.

The truth is that it doesn’t happen like that; the problem is the height. When a cat reaches adulthood, its height remains roughly constant. However, the weight will fluctuate depending on what they eat and how responsibly owners care for them.

After they’re fully grown and mature, you’ll learn everything there is to know about a Russian blue cat’s typical size. With age and diet, this may vary significantly.

Average Height Of Russian Blue Cat

The maximum height for a Russian blue cat is 10 inches, however, there are several things that might prevent this development.

Don’t worry if your cat is a little shorter or taller than the average. The previously mentioned height is referred to as average since not everyone’s measurements are identical.

Average Weight Of Russian Blue Cat

The typical or ideal healthy weight for a medium-sized Russian blue is 7 to 15 pounds. We’re referring to fully grown adults here, not tiny kittens. The size of Russian blue kittens varies considerably from that of mature cats, owing to the fact that these cats grow a lot in the first few months.

How Big Do Russian Blue Cats Get?

Russian Blue Cat Size

With all that in mind, you can now imagine how big a Russian blue cat may become.

Russian blues are a medium-sized breed that is smaller than the British Shorthair. The mixed breed of Russian blue, on the other hand, can be considerably different in size and appear to be larger than the pure breed.

However, being fat is a common problem among Russian blue cats. Because of their sensitivity to weight, these cats are prone to obesity. If you don’t pay attention to the diet of these Russian blues, they will tend to overeat and become obese.

Obese animals appear to be far larger than they really are, and it isn’t even good for them to gain weight.

Their shaggy coats, which have one upper layer of guard hair and one firm undercoat, also contribute to the illusion that they are big.

The manes and tails are not enormous, however various elements contribute to their seeming distinction from what they truly are.

Factors That Influence The Size Of The Russian Blue Cats

The size, shape, and development of your Russian Blue Cat are determined by a variety of elements. Here is a list of some of the things that may alter the fate of your cat:


Russian blue cats come in a variety of sizes and weights, depending on whether they are male or female. Because males weigh more than females, they appear to be larger as well.

A healthy and well-grown Russian Blue Tom will weigh between 12 and 14 pounds on average, whereas a female cat weighs about 10 to 12 pounds.


If the parents of your Russian blue kitten are larger in size, there’s a chance that the cat will be similar. However, if the parents are small or medium-sized like other typical Russian blues, the cat will also be average.


The size of Russian blue is determined by the amount and quality of food consumed. It’s a fact that overfeeding or underfeeding your cat has a detrimental influence on its development.

Overfeeding causes your cat to become overweight, and it is one of the most common issues affecting Russian blue cats. That’s why you should understand how to feed a Russian blue cat properly.

An obese cat appears to be bigger than it is, but it is extremely sick and prone to illnesses. An underfed cat who receives an insufficient diet will suffer from malnutrition and will be very thin.


Proper nutrition is required for good health and development. If you are underfeeding your cat, it’s clear that they aren’t getting enough food.

The nutrients that assist the Russian blue cat or any other animal to grow properly are essential. If a Russian blue cat does not get enough nutrients, it will never be full-grown.

Internal Parasites

It’s not unusual for a cat to hide its internal issues until it is too late. Tapeworms feed on the nutrients in your cat’s stomach, which is why they are so dangerous.

Because these parasites impede the cat from obtaining any nutrition on its body, it experiences weight loss and poor growth.

Health Issues

Your cat’s growth rate may be limited by certain pre-existing or hereditary disorders. The bone and joint problems can cause the cat to stand incorrectly, resulting in a tiny size. Learn more about the causes of Russian Blue cat diseases and how to avoid them.


A lazy and sluggish cat adds weight because of a lack of physical exercise. Physical activity aids in the proper digestion of food as well as keeping a cat’s mental health in check. A healthy, well-developed cat is the result of more physical and mental activity, as well as a good diet and hygiene.

How Can You Help Your Russian Blue Cats To Attain Their Optimal Size?

Russian Blue in deep sleep

Because of a variety of reasons, Russian blue cats may not reach their ideal weight. You should seek answers once you’ve identified the issue.

Here are some solutions to help your Russian Blue develop properly in light of the difficulties you’ve discovered.


If you provide your kitten with the proper, balanced, and nutritious diet, they will develop into healthy adults.

In the wild, Siberian cats would eat anything they could find. They’ll consume fish, rodents, birds, and other small animals if you offer them the right food. You must give them a high-protein diet so that they may thrive. If you feed them correctly, Russian blue cats will devour chicken, beef, fish, canned food, wet food.

Two ideal wet foods that may be fed to a Russian blue are Purina Fancy Feast Gravy Wet Cat Food and Merrick Grain Free Limited Ingredient Diet Real Meat Adult Wet Cat Food.

The following are the nutrients that your Russian blue cat’s diet must contain:

Animal Protein

Protein found in animal products aids in the growth of cats’ bones, tissues, and organ systems.


Vitamin A aids in the strengthening of the Russian blues’ immune system, while Vitamin D is required for good vision. Vitamins B1 and B2 aid in carbohydrate metabolism and healthy development, respectively.

If you want your cat to develop properly, give them food containing Vitamin B2. However, this does not imply that you should neglect other vitamin consumption.


Minerals not only assist in the utilization and usage of nutrients in the cat’s body, but they also aid in the transportation of oxygen. These minerals also aid in the production of important enzymes that are required for your cat to mature normally.


Omega 3 and Omega 4 are fatty acids that help to maintain the cat’s body temperature. These chains of carbon and hydrogen also give energy to the cat so it can perform another activity.


Carbohydrates are a must-have for cats, who require them in order to develop and have energy. Carbohydrates are essential for the growth and maintenance of your cat’s body because a large number of organ systems rely on them.


Water aids in the distribution and metabolism of nutrients in the meal throughout the body. It also aids in the removal of poisons and temperature maintenance in cats.


Other nutrients include potassium, calcium, iron, zinc, salt, and magnesium.


If you properly care for your Russian Blue cat, it will grow and develop effectively. You must look after their grooming, bathing, feeding, and so on in order to ensure that they do not fall behind in terms of care.

When you pay attention and track every basic hygienic behavior of your cat, they are more likely to develop into healthy adults.


Active and lively cats reach maturity faster than lazy and passive cats. Passive cats are often inactive and may become obese as a result.

To play games, walk around, litter training, and other activities with your Russian Blue cat, you must train them properly. They should not be reliant on you for little things due to a lack of expertise.

Spaying And Neutering

It is widely thought that spayed or neutered cats are larger than ordinary Tom and queen cats. However, after you spay or neuter your cat, it will no longer be able to get pregnant or give birth.


In conclusion, Russian blues are medium-sized cats that are simple to maintain and great friends. You must be more concerned with their food and what you feed them as well as when you feed them.

They become obese as a result of untimely overfeeding or food that is not good for them. Because their size varies depending on whether they gain or lose weight, they may appear big or little at times.


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