Betta Fish vs Pearl Gourami

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

Betta FishPearl Gourami
DifficultyBeginnerBeginner
Adult size2.5-3 inches4-5 inches
Lifespan3-5 years4-5 years
Min tank size5 gallons20 gallons
Water temp76-82°F77-82°F
pH6.5-7.56.5-7.5
TemperamentSemi-aggressive; males aggressive to each other, can be kept with docile tank matesPeaceful, can be shy; males may become territorial during breeding
Tank matesSmall peaceful fish like neon tetras, corydoras, and snailsPeaceful community fish such as tetras, rasboras, corydoras, and other non-aggressive species.
DietCarnivorous; feed high-quality betta pellets or flakes once or twice daily, supplemented with frozen or live foods like bloodworms or brine shrimp.Omnivorous; feed high-quality flakes or pellets supplemented with frozen or live foods like bloodworms, brine shrimp, and daphnia 2-3 times daily.