Kuhli Loach vs Swordtail

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

Kuhli LoachSwordtail
DifficultyIntermediateBeginner
Adult size3-4 inches4-5 inches
Lifespan5-8 years3-5 years
Min tank size20 gallons20 gallons
Water temp75-82°F72-82°F
pH5.5-6.57.0-8.0
Temperamentpeaceful, shy, nocturnalpeaceful
Tank matesPeaceful community fish such as tetras, rasboras, and gouramis.Peaceful community fish like mollies, platies, tetras, corydoras.
DietOmnivorous; feed sinking pellets, frozen/live foods like bloodworms and brine shrimp once or twice 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.