Ember Tetra vs Harlequin Rasbora

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

Ember TetraHarlequin Rasbora
DifficultyBeginnerBeginner
Adult size0.8-1 inch2-2.5 inches
Lifespan2-4 years5-8 years
Min tank size10 gallons10 gallons
Water temp72-78F74-80°F
pH6.0-7.06.0-7.5
Temperamentpeacefulpeaceful
Tank matesOther small peaceful fish like neon tetras, rasboras, and dwarf corydoras.Other peaceful community fish such as tetras, rasboras, corydoras, and dwarf gouramis.
DietOmnivorous; high-quality micro pellets, flakes, and frozen foods like daphnia or brine shrimp. Feed small amounts 2-3 times daily.Omnivorous; feed quality flake food or micro pellets daily, supplemented with brine shrimp or daphnia 2-3 times per week.