Guppy vs Neon Tetra

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

GuppyNeon Tetra
DifficultyBeginnerBeginner
Adult size1.5-2.5 inches1.5 inches
Lifespan2-3 years3-5 years
Min tank size10 gallons10 gallons
Water temp74-82°F72-78°F
pH6.8-7.86.0-7.0
Temperamentpeacefulpeaceful
Tank matesOther peaceful community fish like tetras, rasboras, corydoras, mollies, and platies.Other small peaceful fish like rasboras, corydoras, and small tetras.
DietOmnivorous; feed high-quality flake food daily, supplemented with live or frozen foods like brine shrimp or daphnia 2-3 times per week.Omnivorous; feed high-quality flake food, micro pellets, and occasional frozen or live brine shrimp 2-3 times daily in small amounts.