Guppy vs Harlequin Rasbora

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

GuppyHarlequin Rasbora
DifficultyBeginnerBeginner
Adult size1.5-2.5 inches2-2.5 inches
Lifespan2-3 years5-8 years
Min tank size10 gallons10 gallons
Water temp74-82°F74-80°F
pH6.8-7.86.0-7.5
Temperamentpeacefulpeaceful
Tank matesOther peaceful community fish like tetras, rasboras, corydoras, mollies, and platies.Other peaceful community fish such as tetras, rasboras, corydoras, and dwarf 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 quality flake food or micro pellets daily, supplemented with brine shrimp or daphnia 2-3 times per week.