Corydoras Catfish vs Pearl Gourami

Side-by-side care comparison to help you choose.

Corydoras CatfishPearl Gourami
DifficultyBeginnerBeginner
Adult size1-2.5 inches4-5 inches
Lifespan3-5 years4-5 years
Min tank size10 gallons20 gallons
Water temp74-80°F77-82°F
pH6.5-7.56.5-7.5
TemperamentpeacefulPeaceful, can be shy; males may become territorial during breeding
Tank matesPeaceful community fish such as tetras, rasboras, and dwarf cichlids.Peaceful community fish such as tetras, rasboras, corydoras, and other non-aggressive species.
DietSinking pellets or wafers as staple, supplemented with frozen or live foods like bloodworms and brine shrimp; feed once or twice daily.Omnivorous; feed high-quality flakes or pellets supplemented with frozen or live foods like bloodworms, brine shrimp, and daphnia 2-3 times daily.