Are you thinking about getting a small, furry friend but can’t decide between a gerbil and a hamster? Don’t worry! These little pets might look similar, but they are actually very different.
In this article, we’ll explore what’s the difference between a gerbil and a hamster so you can choose the perfect pet for you. We’ll talk about how they look, how they act, what they need to be happy, and much more. Let’s get started!

When you first see a gerbil and a hamster, you might think they look alike. But if you look closer, you’ll notice some big differences.
Size and Build
- Gerbils: Gerbils are slim and have long bodies. They are usually about 4-6 inches long.
- Hamsters: Hamsters are rounder and stockier. They can be as small as 2 inches (like dwarf hamsters) or as big as 6 inches (like Syrian hamsters).
Tail Length
- Gerbils: Gerbils have long, furry tails that can be 3-4 inches long. Their tails help them balance when they jump or climb.
- Hamsters: Hamsters have very short tails, usually less than an inch long. Some people don’t even notice their tails because they are so tiny!
Fur and Colors
- Gerbils: Gerbils usually have one color all over their body, like brown or gray, with a white underbelly.
- Hamsters: Hamsters come in many colors and patterns, like golden, white, black, or even spotted!
Behavior and Temperament: Gerbils vs Hamsters
Now let’s talk about how gerbils and hamsters act. This is important because you want a pet that fits your personality!
Social Nature
- Gerbils: Gerbils are very social animals. They love to live with other gerbils and play together. If you get a gerbil, it’s best to get at least two so they can keep each other company.
- Hamsters: Hamsters are loners. They prefer to live by themselves. If you put two hamsters together, they might fight!
Activity Patterns
- Gerbils: Gerbils are active during the day, which means you can play with them when you’re awake. They love to dig and burrow, so they need lots of bedding in their cage.
- Hamsters: Hamsters are nocturnal, which means they sleep during the day and wake up at night. If you’re a night owl, a hamster might be perfect for you!
Handling and Interaction
- Gerbils: Gerbils are curious and friendly. They rarely bite and love to explore.
- Hamsters: Hamsters can be a little shy and might nip if they get scared. But with patience, they can become friendly too.
Habitat and Care Requirements
Both gerbils and hamsters need a cozy home, but their needs are a little different.
Cage Setup
- Gerbils: Gerbils love to dig, so they need a cage with deep bedding. A glass tank with a secure lid is a good choice.
- Hamsters: Hamsters need a cage with plenty of space to run and hide. They also love exercise wheels!
Temperature and Environment
- Gerbils: Gerbils like it warm, around 65-75°F. They don’t do well in cold or damp places.
- Hamsters: Hamsters can handle cooler temperatures, but they need a draft-free environment.
Diet and Nutrition
- Both gerbils and hamsters eat seeds, grains, and fresh vegetables. But gerbils need a little more protein, so you can give them small amounts of boiled egg or mealworms.
Lifespan and Health Considerations
How long do gerbil and hamsters live? Let’s find out!

Lifespan
- Gerbils: Gerbils usually live for 3-5 years.
- Hamsters: Hamsters have a shorter lifespan, usually 2-3 years.
Common Health Issues
- Gerbils: Gerbils can have dental problems because their teeth never stop growing. They can also hurt their tails if they’re not handled carefully.
- Hamsters: Hamsters can get a sickness called “wet tail,” which is very serious. They can also become overweight if they eat too much.
Veterinary Care
- Both pets need regular check-ups with a vet to make sure they’re healthy. If you notice anything unusual, like your pet not eating or acting strange, take them to the vet right away.
Which Pet is Right for You?
Now that you know the differences, let’s figure out which pet is best for you.
For Families with Kids
- Gerbils: Gerbils are great for older kids because they are friendly and easy to handle.
- Hamsters: Hamsters are better for quieter homes because they are nocturnal and don’t like too much noise.
For First-Time Owners
- Gerbils: Gerbils are easier to care for because they are hardy and don’t need as much attention.
- Hamsters: Hamsters need a little more patience, especially if they are shy or nervous.
Space and Time Commitment
- Gerbils: Gerbils need more space for burrowing and playing with their friends.
- Hamsters: Hamsters need less space but more attention to their nighttime habits.
Fun Facts About Gerbils and Hamsters
Let’s end with some cool facts about these tiny pets!
- Gerbils: Gerbils come from dry places like Mongolia. They are experts at surviving in the desert!
- Hamsters: Hamsters have special cheek pouches where they can store food. They can carry a lot of food in their cheeks at once!
- Both: Gerbils and hamsters are often used in scientific research because they are small and easy to study.
Conclusion
Choosing between a gerbil and a hamster is a big decision, but now you know all the important differences! Gerbils are social, active, and great for families, while hamsters are independent, low-maintenance, and perfect for night owls. By understanding what’s the difference between a gerbil and a hamster, you can pick the pet that’s right for you and give them a happy, healthy life.