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Guinea Pig tools and calculators

29 free calculators, planners and checkers made for guinea pigs, grouped by topic. Each one uses guinea pig reference data for growth, diet, housing and health, so the results fit your animal rather than a generic pet.

Small & Companion Mammals29 tools15 topics

Guinea Pig care tools and calculators

There are 29 tools for guinea pigs on XpertsPet, sorted into 15 topics such as age, behavior, breeding, cost, grooming and health. The cards above take you straight to each group. Below is a short guide to what they cover and which ones are most useful at different points in your guinea pig's life.

Guinea pigs at a glance

A healthy guinea pig usually lives 5 to 7 years, so the care decisions you make now play out over a long time. Guinea pigs are herbivores, which shapes what you feed and how much. Most adults weigh around 700 g to 1.2 kg. They mature quickly, at around 5 months.

Guinea pigs are highly social and should never be kept alone. They need a large ground-level cage, unlimited grass hay, and a daily source of vitamin C.

The health problems vets see most often in guinea pigs include vitamin C deficiency (scurvy), dental malocclusion, respiratory infections and bladder stones.

Gestation in guinea pigs runs about 59 to 72 days.

Guinea Pig quick facts

Reference values for guinea pigs from the species data behind this tool.
MeasureGuinea Pig
Typical lifespan5–7 years
Adult weight1.5–2.6 lb (0.7–1.2 kg)
DietHerbivore
Mature atAbout 5 months
Pregnancy59–72 days
Litter size1–6
Humidity40–60%

Where to start

  • Thinking about getting a guinea pig? Start with the adoption tools to see what you are signing up for.
  • Setting up a home? The housing calculators size the space and work out how much bedding or substrate you need.
  • Unsure about feeding? The nutrition tools give a daily amount you can adjust as you go.
  • Raising a young guinea pig? Use the weight and growth tools to check it is on track.
  • Caring for an older guinea pig? The age tools show its life stage and what usually changes next.

Other small & companion mammals

If you keep more than one kind of animal, there are tools for dog, cat, rabbit and hamster. You can also browse every pet on XpertsPet.

Frequently asked questions

What tools are there for guinea pigs?

There are 29 guinea pig tools across 15 topics, including age, behavior, breeding, cost and grooming. Each topic has its own page listing every tool in it.

Are the guinea pig calculators free?

Yes. Every tool is free, needs no account and runs in your browser. Nothing you enter is stored on our servers.

How long do guinea pigs live?

Typically 5 to 7 years with good care, though genetics, diet and housing all play a part. The guinea pig age tools estimate life stage and lifespan for your own animal.

How do I know how much to feed my guinea pig?

Start with the guinea pig nutrition calculators, which give a daily amount based on weight and age, then adjust it by watching body condition over a few weeks.

How accurate are the guinea pig results?

They are well-sourced estimates based on reference data for guinea pigs, and each tool lists its sources. Individual animals vary, so confirm anything health-related with your vet.