are guinea pigs and hamsters related

Are Guinea Pigs and Hamsters Related?

Have you ever thought about whether guinea pigs and hamsters are related? These cute and cuddly small animals can look similar, but are they actually related? Let’s find out.

What is the Difference Between Guinea Pigs and Hamsters?

The most obvious difference between guinea pigs and hamsters are their size. Guinea pigs typically reach up to 8-10 inches in length, while hamsters usually grow up to 6 inches in length.

Additionally, guinea pigs have very short hair, while hamsters have longer fur that can be soft or wiry depending on the breed. Guinea pigs also have rounder bodies and longer heads, while hamsters have shorter bodies and heads.

Are Guinea Pigs and Hamsters Related?

No, guinea pigs and hamsters are not related. Guinea pigs belong to the rodent family Caviidae, while hamsters belong to the family Muridae. They are both rodents, however, they are not in the same family.

What Do They Have in Common?

Despite not being related, guinea pigs and hamsters do have some similarities. Both small animals are social and need companionship. They also both have an incredible sense of smell, which helps them find food, avoid predators, and recognize their own species.

Both animals are omnivores, meaning they enjoy eating a variety of foods, from fruits and vegetables to pellets and seeds. Additionally, they both need plenty of exercise, including running and chewing.

What Makes Them Different?

While they do share some similarities, guinea pigs and hamsters are also quite different. Guinea pigs are more vocal and interactive with their owners, while hamsters usually prefer to be left alone. Hamsters are also much better at assertiveness when it comes to claiming their space.

Hamsters nocturnal animals and prefer to sleep during the day and play at night. Guinea pigs, on the other hand, are active during the day and will sleep at night.


In conclusion, guinea pigs and hamsters are both adorable small animals that can make great pets. While they may look similar, they are actually not related. Although, they do share some similarities, such as a love for food and plenty of exercise, they have several unique characteristics that make them different.

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