Neon Tetra vs Swordtail

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

Neon TetraSwordtail
DifficultyBeginnerBeginner
Adult size1.5 inches4-5 inches
Lifespan3-5 years3-5 years
Min tank size10 gallons20 gallons
Water temp72-78°F72-82°F
pH6.0-7.07.0-8.0
Temperamentpeacefulpeaceful
Tank matesOther small peaceful fish like rasboras, corydoras, and small tetras.Peaceful community fish like mollies, platies, tetras, corydoras.
DietOmnivorous; feed high-quality flake food, micro pellets, and occasional frozen or live brine shrimp 2-3 times daily in small amounts.Omnivore; feed high-quality flake or pellet daily, supplement with frozen or live foods like brine shrimp and daphnia 2-3 times per week.