Guinea Pigs vs Hermit Crabs

Guinea pigs and hermit crabs are both popular choices for household pets, but they have very different care requirements and characteristics. Guinea pigs are social, affectionate animals that require spacious enclosures and a diet rich in fresh vegetables. On the other hand, hermit crabs are low-maintenance pets that need a suitable habitat with proper humidity levels and a variety of shells to choose from.

General information

Guinea Pigs
Hermit Crabs
Introduction :
Guinea pigs are gentle and social creatures that make excellent household pets. They are known for their friendly and docile nature, making them great companions for both children and adults. Guinea pigs are relatively low maintenance, requiring a spacious cage, fresh hay, vegetables, and pellets. They enjoy human interaction and can form strong bonds with their owners. With proper care and attention, guinea pigs can bring joy and entertainment to any household.
Introduction :
Hermit crabs are unique and low-maintenance pets that can bring a touch of the ocean into your home. These fascinating creatures are known for their quirky personalities and interesting behaviors, making them a fun and educational pet for all ages. With proper care and a suitable habitat, hermit crabs can thrive in a household setting, providing endless entertainment and learning opportunities for their owners.
Advantages :
  • Guinea pigs are social animals, enjoying human interaction and companionship.
  • They are relatively low maintenance pets, requiring only fresh food and water daily.
  • Guinea pigs are gentle and rarely bite, making them great for families with children.
  • They have a long lifespan compared to other small pets, living 5-7 years.
  • Guinea pigs are easy to handle and can be trained to do simple tricks.
Advantages :
  • Low maintenance: Hermit crabs require minimal care and attention.
  • Quiet: They are not noisy pets, making them ideal for apartments.
  • Fascinating to watch: Their unique behaviors and movements are entertaining.
  • Affordable: Hermit crabs are relatively inexpensive to purchase and care for.
  • Educational: They can teach responsibility and provide learning opportunities.
Disadvantages :
  • Guinea pigs require a lot of space for their habitat.
  • They need a specific diet with fresh vegetables and hay.
  • Regular cage cleaning is necessary for their health.
  • Guinea pigs are prone to certain health issues like respiratory infections.
  • They can be shy and require gentle handling to build trust.
Disadvantages :
  • Require specific habitat conditions
  • Regular shell upgrades needed
  • Can be aggressive towards other hermit crabs
  • Short lifespan compared to other pets
  • Need to be handled carefully to avoid stress
Type : Land animals.
Guinea pigs are land pets that are commonly kept indoors as household companions. They require a secure enclosure with bedding, fresh vegetables, and hay for a balanced diet, making them popular small pets.
Type : Land animals.
Hermit crabs are land pets that require a habitat with both land and water areas. They are unique pets that need a proper environment to thrive, including shells for shelter and climbing structures.
🟢 Size : Smaller size.
Guinea pigs are small pets, typically measuring around 8-10 inches in length. They are compact and easy to handle, making them suitable for households with limited space.
🟢 Size : Smaller size.
Hermit crabs are small pets, typically measuring only a few inches in size. They are compact and can easily fit in the palm of your hand, making them suitable for smaller living spaces.
🟡 Popularity : Average.
Guinea pigs are a popular choice for households looking for a small and low-maintenance pet. While not as common as cats or dogs, they are still widely kept as pets by many families.
🟡 Popularity : Average.
Hermit crabs are not as popular as traditional pets like dogs or cats, but they have a dedicated fan base. They are commonly kept as pets by enthusiasts who appreciate their unique characteristics and low maintenance requirements.
Lifespan : 5
Guinea pigs typically live for around 5-7 years, equivalent to 35-49 human years. Providing proper care and a healthy diet can help extend their lifespan.
Lifespan : 10-30
Hermit crabs typically live for 10-30 human years, depending on the species and care provided. Providing proper habitat conditions and diet can help extend their lifespan towards the higher end of the range.
🟡 Risk : Average.
Guinea pigs are generally low-maintenance pets, but they do require specific care and attention. While they are not inherently risky to own, owners should be aware of potential health issues and the need for regular veterinary check-ups.
🟡 Risk : Average.
Hermit crabs are considered an average risk pet to own. While they are generally low maintenance, there are some risks associated with providing the proper habitat and diet for them. Additionally, they can be sensitive to changes in their environment.


Setup and maintenance

Guinea Pigs
Hermit Crabs
🟡 Setup cost : Average.
The relative setup cost for guinea pigs is considered average. While they require a suitable enclosure, bedding, food, and accessories, these items are generally affordable and easy to find at pet stores.
🟡 Setup cost : Average.
The relative setup cost for hermit crabs is average. While they require a specialized enclosure with proper substrate and climbing structures, the initial investment is moderate compared to other exotic pets.
🟡 Setup difficulty : Average.
Setting up for guinea pigs requires some effort, such as providing a suitable cage, bedding, food, and regular cleaning. Basic knowledge of their dietary and habitat needs is necessary for their well-being.
🟡 Setup difficulty : Average.
Setting up for hermit crabs requires some research and specific equipment such as a proper tank, substrate, heat source, and humidity levels. It may take some time to get everything just right for their well-being.
🟡 Maintenance cost : Average.
Maintaining a Guinea Pig can be considered average in cost compared to other pets. Costs include food, bedding, hay, and occasional vet visits. Overall, they are affordable to care for in the long run.
🟡 Maintenance cost : Average.
Maintaining hermit crabs can be considered average in cost compared to other pets. Expenses include food, substrate, and occasional equipment purchases, but overall costs are manageable for most pet owners.
🟡 Maintenance difficulty : Average.
Maintaining a guinea pig requires regular cage cleaning, providing fresh hay and vegetables daily, and monitoring their health. They also need social interaction and mental stimulation to thrive, making them a moderately demanding pet.
🟡 Maintenance difficulty : Average.
Maintaining hermit crabs requires some special knowledge and effort, such as providing a suitable habitat with proper humidity and temperature levels, as well as offering a varied diet and monitoring their health regularly.
Diet :
Guinea pigs enjoy a diet of hay, fresh vegetables (such as bell peppers, cucumbers, and leafy greens), pellets specifically formulated for guinea pigs, and occasional fruits as treats. It is important to provide vitamin C-rich foods for their health.
Diet :
Hermit crabs are omnivores and enjoy a diet of fresh fruits and vegetables, as well as protein sources like fish, shrimp, and insects. They also require access to calcium-rich foods like cuttlebone for their exoskeleton health.
🟡 Time : Average.
Guinea pigs require daily feeding, fresh water, cage cleaning, and social interaction. Weekly grooming and exercise outside of the cage are also important. Overall, they require a moderate level of time commitment.
🟢 Time : Low.
Hermit crabs require minimal daily care, such as providing fresh food and water, monitoring temperature and humidity levels, and occasionally cleaning their habitat. Overall, they are low maintenance pets.


Other features

Guinea Pigs
Hermit Crabs
🟢 Children : Yes.
Guinea pigs are generally gentle and easy to handle, making them a good choice for children. They enjoy interaction and can be a great way for kids to learn responsibility.
🔴 Children : No.
Hermit crabs are delicate creatures that require specific care and handling. Young children may not have the patience or understanding to properly care for them, increasing the risk of harm to the pet.
🟢 Companionship : Yes.
Guinea pigs are social animals that thrive on companionship, making them excellent pets for those seeking a furry friend to keep them company. They are gentle and enjoy human interaction, making them great companions for children and elderly individuals.
🟢 Companionship : Yes.
Hermit crabs can make good companions for individuals looking for low-maintenance pets. They are interesting to watch and can provide a sense of calm and relaxation in a household.
🟢 Petting : Yes.
Guinea pigs are social animals that enjoy being held, cuddled, and stroked. They are gentle and friendly pets that typically enjoy human interaction and can form strong bonds with their owners.
🔴 Petting : No.
Hermit crabs are not suitable for petting as they are delicate creatures with sensitive exoskeletons. Handling can cause stress and potential harm to the crab, so it is best to observe them in their habitat instead.
⚪ Training : Unknown.
Guinea pigs are not typically known for their trainability. While they can learn some basic behaviors like coming when called, they are not as easily trained as other pets like dogs or even rats.
⚪ Training : Unknown.
Hermit crabs are not typically known for being trainable in the traditional sense. They are more independent creatures that do not respond to training methods like other pets might.


When choosing between a guinea pig and a hermit crab as a pet, consider your lifestyle and the level of care you are willing to provide. Guinea pigs are great for those looking for a cuddly and interactive companion, while hermit crabs are ideal for individuals seeking a low-maintenance pet that can still be fascinating to observe. Ultimately, the decision should be based on your preferences and ability to meet the needs of the animal.