C
Cardinal Tetra
Paracheirodon axelrodi
VS
R
Rainbow Shark
Epalzeorhynchos frenatum
Choosing between Cardinal Tetra and Rainbow Shark? 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.
Cardinal Tetra
Paracheirodon axelrodiVS
Rainbow Shark
Epalzeorhynchos frenatumCommon Name
Cardinal Tetra
Rainbow Shark
Scientific Name
Paracheirodon axelrodi
Epalzeorhynchos frenatum
Type
Freshwater
Freshwater
Difficulty
Beginner Friendly
Beginner Friendly
Temperament
Peaceful
Semi-Aggressive
Minimum Tank
20 gallons
30 gallons
Recommended Tank
30 gallons
55 gallons
Temperature
73°F - 81°F
72°F - 79°F
pH Range
5.5 - 7
6.5 - 7.5
Max Size
2 inches
6 inches
Lifespan
3-5 years
5-8 years
Diet
High-quality flake food, Micro pellets, Frozen or live brine shrimp, Daphnia
Algae wafers, Pellets, Vegetables, Flakes
Cardinal Tetra
✓ Good For
- Community tanks
- Beginners
- Schooling displays
Rainbow Shark
✓ Good For
- Community tanks
- Beginners
Explore More
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