Guinea Pig, Hamster, or Chinchilla – Which Fits Your Lifestyle Best?

The proverb ‘dynamite comes in small packages’ perfectly describes the pocket-pet trio of guinea pigs, hamsters, and chinchillas. Even though they are all rodents, each species is unique and has its own loveable quirks and specific care requirements. Therefore, choosing the species that best matches your personality and lifestyle is important.

Get a hamster if you can only have one pet, as they prefer being on their own. Chinchillas have the softest fur but don’t like being cuddled as much as guinea pigs. Hamsters are nocturnal, chins and piggies are crepuscular. Hamsters have the shortest life expectancy, and chinchillas have the longest.

Like sports, when it comes to pets, some species are a better fit with some people than others. Let’s compare what owning each tiny pet entails so you can confidently choose your new best friend.

Guinea Pig Vs. Hamster Vs. Chinchilla

A 2022 Google Trends analysis showed that guinea pigs, chinchillas, and hamsters were among the top 6 most searched pets in the United States besides cats and dogs. In fact, piggies and chins were so popular that they ranked in first and second position. This is hardly surprising since all three rodent species are small, adorable, and can make excellent pets.

Since no animal species has ever originated from a pet store, let’s look at where cavies, hamsters, and chinchillas come from. This will provide some background into some of their unique behaviors and requirements.


Guinea Pigs



Country of origin

South America –Western regions of the Andes Mountains

Various- Including Europe, the Middle East, and Asia.

South America – Regions of the Andes mountains between 9800 to 16 400 feet.


Varied, including moist savannahs, grasslands, and forests

Warm dry areas. This includes deserts, dunes, and rocky areas.

Semi-arid mountainous regions

Even though these small fluffy rodents come from different habitats, they all share one important common trait. They are all prey animals that have evolved to flee or hide from predators.

No matter which species you choose, giving it enough quiet time to settle into its new environment before expecting it to cuddle is very important. After all, it could naturally think that you are a hungry predator, so it needs time to understand that you are a friend.

All pet rodents are fragile, and the tricky trio of hammies, piggies, and chins are no exception. One of the primary considerations when adopting a pet is the age of the human it will spend most of its time with.

Guinea Pig Vs. Hamster Vs. Chinchilla As Children’s Pets

Pocket pets are cute, but they are fragile, and after the first few cage cleans, the novelty of owning one can soon wear off. Out of these three rodents, guinea pigs are usually the best choice as children’s pets.

The reasons are:

  • Although cavies are most active at dawn and dusk, they also move around during the day. Only about 4% of their day is spent sleeping. Daytime activity between short periods of sleep makes them a better fit for children as they can be awake and interactive at the same time as human children, especially once they are used to a scheduled feeding and playtime routine.
  • They are larger, so they are easier to hold and pet.
  • Piggies are less skittish than chinchillas and hamsters. Once they are tame, they seem to enjoy human interaction.
  • They live longer than hamsters, so children won’t have to say goodbye to their pets quite so soon.
  • They rarely bite. Chins also seldom bite but can wriggle and dart away from little hands.
  • Piggies are more affectionate and easier to tame than chins or hammies.

Hamsters are small, compact pets, but their personalities make them a better fit for teen or adult owners. They are tiny, and although cute, they require much more than a small cage and occasional feeding. These little nocturnal rodents are high energy and can cover 6 miles in a single night on their hamster wheel.

Chinchillas are super cute, and their whisk-like tails resemble little Pikachu Pokémon. However, they are skittish and fast and can be destructive little chewing machines outside their cage during playtimes.

Differences Between Guinea Pigs, Hamsters, And Chinchillas

Comparing cavies, hamsters, and chinchillas is like comparing summer, winter, and the weather last Sunday. Although they are all rodents, each species is unique, and they have different physical characteristics and care requirements.

One of the notable differences that prospective owners must be aware of is when each species is most active. Although piggies are crepuscular and are naturally more active at dusk and dawn, they sleep in short catnaps and still move around to some extent during the day. Hammies and chins may become grumpy if they are disturbed for playtimes while catching up on their daytime sleep.

But it doesn’t end there. Let’s take a quick snapshot of some main differences between guinea pigs, hamsters, and chinchillas.


Guinea Pigs



Life Expectancy

5 – 8 years

2 – 3 years

10 – 15 years or longer


1.5 – 2.5 pounds

Varies from tiny breeds to largest of around 5oz

1-1.5 pounds

Most Active

Naturally, they are most active at dusk and dawn but are also awake at other times during the day, especially if they are used to regular daytime feeding or play times.


Dusk and dawn


13 Breeds available

5 Breeds are kept as pets

2 Breeds


Not athletic. Must be protected from falls.

Very agile and needs plenty of toys, an exercise wheel, and deep bedding to burrow.

Very active and agile. Jumps between levels, they can move very quickly.


Poor depth perception

Very poor eyesight. They can be easily startled.

Excellent eyesight, especially at night.

Can it be kept on its own?

Highly recommended that they be kept in pairs or small groups.

Highly territorial and should stay on their own.

Do better kept in pairs or groups.

Keeping fur clean

Can be bathed occasionally. Should be brushed regularly.

They must not get wet. Appreciate a sand bath.

Must never get wet.

Must get a sand bath twice each week.


Herbivores. They also require a daily source of Vitamin C

Omnivores: Besides staple hamster pellets and veggies, they can enjoy dried mealworms or boiled eggs as treats.

Mostly herbivores. They will eat insects opportunistically in the wild, but most survive on plants and seeds.

Similarities Between Hamsters, Guinea Pigs And Chinchillas

Hamsters, guinea pigs, chinchillas, gerbils, rats, and mice are often lumped into a broad group of animals called ‘starter pets.’ It is important to note that an adult must closely monitor the care of all types of pets, and in fact, these small animals make excellent tiny companions for adults.

Although they do have many differences, hammies, cavies, and chins also have plenty of similarities, which include the following:

  • They are small animals, so you don’t need much space or a large backyard to keep them.
  • They are prey animals, so they tend to be non-aggressive and prefer to hide if they feel threatened.
  • They are all relatively quiet pets.
  • They all have teeth that grow continuously. They require plenty of hay and chew toys.
  • They are highly entertaining and provide company for their owners.

Requirements For Pet Guinea Pigs, Hamsters And Chinchillas

Just because rodents are small does not mean that they are low maintenance. Acquiring a cage-bound pet inevitably means a lot of regular cleaning to remain hygienic.

The first and most important aspect of keeping any pet is ensuring it has the most spacious cage possible. Pet supply stores often sell enclosures far too small for the species they are intended for.

Minimum cage sizes for each pet –note that this is the absolute minimum, and cages must always be much larger if possible.

Guinea pigs



10.5 square feet on a single level for a pair of piggies.

The base must be at least 24 inches by 12 inches.

Build platforms and ramps to create more space.

A multilevel cage that is at least 3 feet x 2 feet x 2 feet for a single chin.

They prefer staying in pairs, so preferably get a much larger cage.

The base of the cage must be covered with suitable bedding. Piggies and chins can use highly absorbent fleece liners, but hammies should be able to dig and burrow. In fact, hamster bedding should be at least 10 inches deep!

As part of routine care, all pet rodents must have a daily spot clean done in their cages. In addition, piggies and chins require a complete deep clean once each week. A hamster in a large cage with deep bedding only needs a deep clean once a month.

All three species require plenty of stimulation, hiding places, and activities to keep them engaged and active. Note that hamster wheels are only safe and suitable for flexible hamsters and should never be used for guinea pigs or chinchillas.


Making a side-by-side comparison of species before adopting a pet means that you can choose the type that suits you best. They all have their specific behaviors and characteristics that make owning them interesting. Guinea pigs, hamsters, and chinchillas can all be lovable pets. Of the three, piggies are the most affectionate and least skittish.