Angelfish vs Discus

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

AngelfishDiscus
DifficultyIntermediateAdvanced
Adult size6 inches8-10 inches
Lifespan10-15 years8-10 years
Min tank size29 gallons55 gallons
Water temp76-82°F82-86°F
pH6.5-7.56.0-7.0
Temperamentsemi-aggressivepeaceful, but shy and sensitive
Tank matesLarger tetras, corydoras, gouramis; avoid fin-nippers and small shrimp.Cardinal tetras, rummy nose tetras, corydoras, and peaceful plecos
DietOmnivorous: high-quality flake or pellet, supplemented with frozen or live foods like brine shrimp, bloodworms, and vegetable matter once or twice daily.High-quality flakes or pellets supplemented with frozen bloodworms, brine shrimp, and beef heart; feed 2-3 times daily