O
Opaline Gourami
Trichogaster trichopterus (Opaline variant)
VS
R
Rainbow Shark
Epalzeorhynchos frenatum
Choosing between Opaline Gourami 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.
Opaline Gourami
Trichogaster trichopterus (Opaline variant)VS
Rainbow Shark
Epalzeorhynchos frenatumCommon Name
Opaline Gourami
Rainbow Shark
Scientific Name
Trichogaster trichopterus (Opaline variant)
Epalzeorhynchos frenatum
Type
Freshwater
Freshwater
Difficulty
Beginner Friendly
Beginner Friendly
Temperament
Semi-Aggressive
Semi-Aggressive
Minimum Tank
30 gallons
30 gallons
Recommended Tank
40 gallons
55 gallons
Temperature
72°F - 82°F
72°F - 79°F
pH Range
6 - 8
6.5 - 7.5
Max Size
6 inches
6 inches
Lifespan
4-6 years
5-8 years
Diet
Flakes, Pellets, Frozen foods, Vegetables
Algae wafers, Pellets, Vegetables, Flakes
Opaline Gourami
✓ Good For
- Community tanks
- Beginners
Rainbow Shark
✓ Good For
- Community tanks
- Beginners
Explore More
Similar Comparisons
Discover other popular fish pairings to find your perfect aquarium match.