B
Bubble Eye Goldfish
Carassius auratus
VS
S
Swordtail
Xiphophorus hellerii
Choosing between Bubble Eye Goldfish and Swordtail? 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.
Bubble Eye Goldfish
Carassius auratusVS
Swordtail
Xiphophorus helleriiCommon Name
Bubble Eye Goldfish
Swordtail
Scientific Name
Carassius auratus
Xiphophorus hellerii
Type
Freshwater
Freshwater
Difficulty
Advanced
Beginner Friendly
Temperament
Peaceful
Peaceful
Minimum Tank
20 gallons
15 gallons
Recommended Tank
30 gallons
29 gallons
Temperature
65°F - 75°F
72°F - 82°F
pH Range
7 - 8.4
7 - 8.4
Max Size
4 inches
5.5 inches
Lifespan
5-10 years
3-5 years
Diet
Goldfish pellets, Vegetables, Flakes, Frozen foods
High-quality flake food, Algae-based foods, Vegetable matter, Frozen bloodworms, Brine shrimp, Daphnia
Bubble Eye Goldfish
✓ Good For
- Community tanks
Swordtail
✓ Good For
- Community tanks
- Beginners
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