S
Swordtail
Xiphophorus hellerii
VS
Y
Yellow Tang
Zebrasoma flavescens
Choosing between Swordtail and Yellow Tang? 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.
Swordtail
Xiphophorus helleriiVS
Yellow Tang
Zebrasoma flavescensCommon Name
Swordtail
Yellow Tang
Scientific Name
Xiphophorus hellerii
Zebrasoma flavescens
Type
Freshwater
Saltwater / Marine
Difficulty
Beginner Friendly
Intermediate
Temperament
Peaceful
Semi-Aggressive
Minimum Tank
15 gallons
75 gallons
Recommended Tank
29 gallons
100 gallons
Temperature
72°F - 82°F
75°F - 82°F
pH Range
7 - 8.4
8.1 - 8.4
Max Size
5.5 inches
8 inches
Lifespan
3-5 years
5-10 years
Diet
High-quality flake food, Algae-based foods, Vegetable matter, Frozen bloodworms, Brine shrimp, Daphnia
Marine algae, Nori, Spirulina, Marine pellets, Frozen foods
Swordtail
✓ Good For
- Community tanks
- Beginners
Yellow Tang
✓ Good For
- Community tanks
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