Can Neon Tetra Live With Guppy?
Neon Tetra and Guppy are compatible. Temperature overlap 72–81°F. Both peaceful.
Conditions: Minimum 20 gallon tank.
Parameter Comparison
| Parameter | Neon Tetra | Guppy | Overlap |
|---|---|---|---|
| Temperature | 70–81°F | 72–82°F | 72–81°F ✓ |
| pH Range | 6–7 | 6.8–7.8 | 6.8–7 ✓ |
| Temperament | peaceful | peaceful | Both peaceful ✓ |
| Max Size | 1.5" | 2.5" | Similar ✓ |
| Min Tank Size | 10 gal | 10 gal | 20 gal minimum together |
| Diet | Omnivore | Omnivore | — |
| Care Level | beginner | beginner | — |
Tank Requirements for Neon Tetra + Guppy
To keep Neon Tetra and Guppy together, you need at minimum a 20 gallon tank. Neon Tetra should be kept in a school of 6+. Guppy should be kept in a school of 3+. Provide adequate filtration, stable temperature with a heater, and hiding spots to reduce stress.
Species Profiles
Neon Tetra
Paracheirodon innesi
The Neon Tetra is arguably the most popular freshwater aquarium fish in the hobby. Their electric blue stripe and red tail create a stunning display, especially in large schools against a planted backdrop. Hardy, peaceful, and easy to care for, neon tetras are perfect for beginners and make excellent community tank members.
Full care guide →Guppy
Poecilia reticulata
Guppies are colorful, hardy livebearers that are perfect for beginners. Males sport spectacular tail patterns in every color imaginable, while females are larger and less colorful. They breed prolifically — a single female can produce 20–50 fry every month — so plan accordingly or keep only males.
Full care guide →