Choosing the right cage is one of the most important decisions you’ll make for your guinea pig’s health and happiness. Unlike hamsters or mice, guinea pigs need ample floor space to run and play, as they are ground-dwelling prey animals that require room to exercise and establish social hierarchies. A properly sized cage also helps prevent respiratory issues from poor ventilation and reduces stress-related illnesses.

Our editorial team has researched the best options for guinea pig housing, focusing on safety, space, and ease of cleaning. We evaluated real-world factors like bar spacing, material safety, and accessibility for daily care to help you find the perfect home for your cavy.