B

Betta Fish

Betta splendens

VS
D

Diamond Tetra

Moenkhausia pittieri

Choosing between Betta Fish and Diamond Tetra? Both are excellent choices, but they have different care requirements and temperaments. Use the detailed comparison below to make an informed decision based on your experience level, tank size, and community goals.

Betta Fish

Betta splendens
VS

Diamond Tetra

Moenkhausia pittieri
These fish may not be compatible - check temperament and water requirements
Common Name
Betta Fish
Diamond Tetra
Scientific Name
Betta splendens
Moenkhausia pittieri
Type
Freshwater
Freshwater
Difficulty
Beginner Friendly
Beginner Friendly
Temperament
Aggressive
Peaceful
Minimum Tank
5 gallons
20 gallons
Recommended Tank
10 gallons
30 gallons
Temperature
76°F - 82°F
72°F - 80°F
pH Range
6.5 - 7.5
6 - 7.5
Max Size
3 inches
2.5 inches
Lifespan
2-5 years
3-6 years
Diet
Pellets, Flakes, Freeze-dried foods, Live foods (occasionally)
Flakes, Pellets, Frozen foods, Live foods

Betta Fish

✓ Good For

  • Beginners
  • Small tanks

Diamond Tetra

✓ Good For

  • Community tanks
  • Beginners
  • Schooling displays
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