Guppy vs Molly Fish
Side-by-side care comparison to help you choose.
| Guppy | Molly Fish | |
|---|---|---|
| Difficulty | Beginner | Beginner |
| Adult size | 1.5-2.5 inches | 3-4 inches |
| Lifespan | 2-3 years | 3-5 years |
| Min tank size | 10 gallons | 20 gallons |
| Water temp | 74-82°F | 72-82°F |
| pH | 6.8-7.8 | 7.0-8.0 |
| Temperament | peaceful | peaceful |
| Tank mates | Other peaceful community fish like tetras, rasboras, corydoras, mollies, and platies. | Other peaceful community fish such as guppies, platies, swordtails, tetras, and corydoras. |
| Diet | Omnivorous; feed high-quality flake food daily, supplemented with live or frozen foods like brine shrimp or daphnia 2-3 times per week. | 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. |