Bolivian Ram vs Oscar Fish

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

Bolivian RamOscar Fish
DifficultyIntermediateAdvanced
Adult size3-3.5 inches10-12 inches
Lifespan4-5 years10-15 years
Min tank size30 gallons75 gallons
Water temp74-80F74-80°F
pH6.5-7.56.0-7.5
Temperamentpeaceful, but may be territorial when breedingAggressive and territorial
Tank matesPeaceful community fish such as tetras, rasboras, and corydoras.Large, robust cichlids or catfish; avoid small fish.
DietOmnivorous; feed high-quality pellets or flakes daily, supplemented with frozen or live foods like bloodworms and brine shrimp several times a week.Omnivorous; high-quality pellets supplemented with live/frozen foods like earthworms, shrimp, and krill; feed once or twice daily.