Guppy vs Pea Puffer

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

GuppyPea Puffer
DifficultyBeginnerIntermediate
Adult size1.5-2.5 inches1-1.5 inches
Lifespan2-3 years4-5 years
Min tank size10 gallons10 gallons
Water temp74-82°F74-82°F
pH6.8-7.86.5-7.5
TemperamentpeacefulSemi-aggressive; can be nippy, especially among conspecifics; best in species-only tank
Tank matesOther peaceful community fish like tetras, rasboras, corydoras, mollies, and platies.Best kept alone or with fast, small fish (e.g., danios, rasboras); avoid long-finned or slow fish
DietOmnivorous; feed high-quality flake food daily, supplemented with live or frozen foods like brine shrimp or daphnia 2-3 times per week.Carnivorous; requires live foods (snails, bloodworms, brine shrimp) daily; may accept high-quality frozen foods