Guppy vs Kuhli Loach

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

GuppyKuhli Loach
DifficultyBeginnerIntermediate
Adult size1.5-2.5 inches3-4 inches
Lifespan2-3 years5-8 years
Min tank size10 gallons20 gallons
Water temp74-82°F75-82°F
pH6.8-7.85.5-6.5
Temperamentpeacefulpeaceful, shy, nocturnal
Tank matesOther peaceful community fish like tetras, rasboras, corydoras, mollies, and platies.Peaceful community fish such as tetras, rasboras, and gouramis.
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 sinking pellets, frozen/live foods like bloodworms and brine shrimp once or twice daily.