Molly Fish vs Rainbowfish
Side-by-side care comparison to help you choose.
| Molly Fish | Rainbowfish | |
|---|---|---|
| Difficulty | Beginner | Beginner |
| Adult size | 3-4 inches | 3-4 inches |
| Lifespan | 3-5 years | 5-8 years |
| Min tank size | 20 gallons | 30 gallons |
| Water temp | 72-82°F | 74-82F |
| pH | 7.0-8.0 | 6.5-8.0 |
| Temperament | peaceful | peaceful |
| Tank mates | Other peaceful community fish such as guppies, platies, swordtails, tetras, and corydoras. | Peaceful community fish like tetras, rasboras, and corydoras. |
| Diet | Omnivore; feed high-quality flake or pellet daily, supplement with algae wafers, spirulina, blanched vegetables, and occasional live/frozen foods like brine shrimp or bloodworms. | Omnivorous; feed high-quality flake or pellet daily supplemented with frozen or live foods 2-3 times per week. |