The Size and Lifespan of Full-Grown Guinea Pigs

Guinea pigs, those adorable and cuddly creatures, come in a variety of shapes and sizes. As they grow from tiny babies to full-grown adults, their size and weight can vary depending on factors such as gender and breed. In this article, we will delve into the details of what a fully grown guinea pig looks like and how they compare to other small pets.

When it comes to size, guinea pigs generally measure between 20 and 25 cm as adults. This measurement includes their body length from nose to tail. However, it’s important to note that some guinea pigs may grow up to 30 cm long, depending on their genetics and overall health.

In terms of weight, a full-grown guinea pig can weigh anywhere between 700 and 1100 grams. Again, this range can vary depending on factors such as gender and breed. Typically, males tend to be larger and heavier than females.

It’s fascinating to see how guinea pigs continue to grow throughout their first year of life. They reach maturity at around 14 months old, by which time they will have reached their full size. At this point, they will measure around 20-30 cm long and weigh between 1.5 to 2.6 pounds (700 – 1179 grams).

Compared to other small pets like hamsters, gerbils, mice, or rats, guinea pigs have a longer lifespan. While these other animals typically live up to a few years, guinea pigs can live on average for five to seven years. This extended lifespan allows for more time to bond and create lasting memories with your furry friend.

A fully grown guinea pig can measure anywhere between 20 and 30 cm in length and weigh between 700 and 1100 grams. Males tend to be larger and heavier than females. It’s worth noting that guinea pigs continue to grow until they reach around 14 months old, at which point they are considered fully grown. Compared to other small pets, guinea pigs have a longer lifespan, providing more opportunities for companionship and joy. So, whether you already have a guinea pig or are considering getting one as a pet, these delightful creatures are sure to bring love and happiness into your life.

How Big Do Most Guinea Pigs Get?

Most guinea pigs reach an average length of 20 to 25 cm when they reach adulthood. This measurement includes the head and body of the guinea pig. Additionally, the weight of a guinea pig can range between 700 and 1100 grams. It is worth noting that male guinea pigs generally tend to grow larger and weigh more than their female counterparts. To summarize:

– Average length of adult guinea pigs: 20-25 cm (including head and body)
– Weight range of adult guinea pigs: 700-1100 grams
– Males usually grow larger and weigh more than females.

full grown guinea pigs

How Long Do Guinea Pigs Live For?

Guinea pigs have an average lifespan of five to seven years. This is relatively longer compared to other small pets such as hamsters, gerbils, mice, or rats, which typically live for only a few years. The longevity of guinea pigs can be attributed to their genetic makeup and their overall health and care.

Factors that can affect the lifespan of a guinea pig include the quality of their diet, living environment, and veterinary care. Providing a balanced and nutritious diet consisting of fresh hay, vegetables, fruits, and a small amount of pellets can contribute to their overall health and well-being. It is important to avoid feeding them foods that are toxic to them, such as chocolate, onions, or garlic.

The living environment of a guinea pig should also be clean, spacious, and well-maintained. They should have access to a suitable cage or enclosure that allows them to move around freely, as well as opportunities for exercise and mental stimulation. Regular cleaning of their living area and providing fresh bedding is essential for their hygiene and health.

Regular veterinary check-ups are crucial for guinea pigs to ensure early detection and prevention of any potential health issues. This includes vaccinations, parasite control, and dental care. Additionally, providing them with companionship and social interaction can contribute to their overall happiness and well-being.

Guinea pigs have an average lifespan of five to seven years. By providing them with a balanced diet, a clean and spacious living environment, regular veterinary care, and social interaction, you can help ensure that they live a long and healthy life.

How Big Is a Full-Grown Guinea Pig?

A full grown guinea pig can vary in size depending on factors such as gender and breed. On average, a fully grown guinea pig measures between 10 to 12 inches in length, which is equivalent to approximately 25.4 to 30.5 centimeters. However, it is important to note that this measurement is an approximation and can vary slightly from one guinea pig to another.

In terms of weight, a fully grown guinea pig typically weighs between 1.5 to 2.6 pounds, which is equivalent to approximately 700 to 1179 grams. Again, this weight range can vary based on the specific guinea pig’s genetics, diet, and overall health.

Here is a summarized breakdown of the size of a full grown guinea pig:

– Length: Approximately 10 to 12 inches (25.4 to 30.5 centimeters)
– Weight: Approximately 1.5 to 2.6 pounds (700 to 1179 grams)

It is important to note that these measurements are general estimates and there can be variations among individual guinea pigs. Additionally, certain guinea pig breeds may have slightly different size ranges.

How Long Till Guinea Pigs Are Fully Grown?

Guinea pigs typically reach their full size and maturity around 14 months of age. During this time, they will continue to grow in length until they reach a size of approximately 20-30 cm (8-12 inches). Once they have reached this length, they are considered fully grown and will not get any bigger. It is important to note that the size of a fully grown guinea pig can vary, but on average they can be up to 30 cm long.

Conclusion

When it comes to the size and weight of full grown guinea pigs, there is a range of measurements depending on their gender and breed. On average, guinea pigs measure between 20 and 25 cm in length and can weigh anywhere between 700 and 1100 grams. It is important to note that males tend to be larger and heavier than females.

Unlike other small pets such as hamsters, gerbils, mice, or rats, guinea pigs have a longer lifespan, living an average of five to seven years. This makes them a great choice for those looking for a pet that will be a long-term companion.

It is also interesting to note that guinea pigs continue to grow until they are about 14 months old. By this time, they will have reached around 20-30 cm in length. At this point, they are considered fully grown and will not get any bigger.

A fully grown guinea pig can measure up to 30 cm in length and can weigh between 700 and 1100 grams. Their size and weight vary depending on their gender and breed. With their longer lifespan compared to other small pets, guinea pigs make wonderful companions for those seeking a lasting bond.

Photo of author

David Bordallo

David Bordallo is a senior editor with BlogDigger.com, where he writes on a wide variety of topics. He has a keen interest in education and loves to write kids friendly content. David is passionate about quality-focused journalism and has worked in the publishing industry for over 10 years. He has written for some of the biggest blogs and newspapers in the world. When he's not writing or spending time with his family, David enjoys playing basketball and golfing. He was born in Madison, Wisconsin and currently resides in Anaheim, California