Can Betta Live With Chili Rasbora?
Betta and Chili Rasbora are NOT compatible tank mates.
Detailed Analysis
Temperature
✓ Compatible
Good temperature overlap at 76–82°F.
pH
✓ Compatible
Good pH overlap at 6.5–7.0.
Size
⚠ Use Caution
Significant size difference (3" vs 0.7"). Betta may bully or stress Chili Rasbora.
Temperament
✗ Not Compatible
Betta (aggressive) is not compatible with Chili Rasbora (peaceful). Aggression or stress is very likely.
Swim Level
✓ Compatible
Fish occupy different water levels (Betta: top, Chili Rasbora: middle), reducing conflict.
Important Notes
- Chili Rasbora is a schooling fish and needs at least 8 of its kind.
Tank Requirements
Minimum tank size for this combination: 8 gallons
| Parameter | Betta | Chili Rasbora |
|---|---|---|
| Temperature | 76–82°F | 68–82°F |
| pH | 6.5–7.5 | 4–7 |
| Max Size | 3" | 0.7" |
| Temperament | Aggressive | Peaceful |
| Swim Level | Top | Middle |
| Min Tank | 5 gal | 5 gal |
Check More Combinations
Use our compatibility checker to add more fish and plan your complete tank.