C
Cardinal Tetra
Paracheirodon axelrodi
VS
O
Opaline Gourami
Trichogaster trichopterus (Opaline variant)
Choosing between Cardinal Tetra and Opaline Gourami? 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
Opaline Gourami
Trichogaster trichopterus (Opaline variant)Common Name
Cardinal Tetra
Opaline Gourami
Scientific Name
Paracheirodon axelrodi
Trichogaster trichopterus (Opaline variant)
Type
Freshwater
Freshwater
Difficulty
Beginner Friendly
Beginner Friendly
Temperament
Peaceful
Semi-Aggressive
Minimum Tank
20 gallons
30 gallons
Recommended Tank
30 gallons
40 gallons
Temperature
73°F - 81°F
72°F - 82°F
pH Range
5.5 - 7
6 - 8
Max Size
2 inches
6 inches
Lifespan
3-5 years
4-6 years
Diet
High-quality flake food, Micro pellets, Frozen or live brine shrimp, Daphnia
Flakes, Pellets, Frozen foods, Vegetables
Cardinal Tetra
✓ Good For
- Community tanks
- Beginners
- Schooling displays
Opaline Gourami
✓ Good For
- Community tanks
- Beginners
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