Pearl Gourami vs Swordtail

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

Pearl GouramiSwordtail
DifficultyBeginnerBeginner
Adult size4-5 inches4-5 inches
Lifespan4-5 years3-5 years
Min tank size20 gallons20 gallons
Water temp77-82°F72-82°F
pH6.5-7.57.0-8.0
TemperamentPeaceful, can be shy; males may become territorial during breedingpeaceful
Tank matesPeaceful community fish such as tetras, rasboras, corydoras, and other non-aggressive species.Peaceful community fish like mollies, platies, tetras, corydoras.
DietOmnivorous; feed high-quality flakes or pellets supplemented with frozen or live foods like bloodworms, brine shrimp, and daphnia 2-3 times daily.Omnivore; feed high-quality flake or pellet daily, supplement with frozen or live foods like brine shrimp and daphnia 2-3 times per week.