C

Comet Goldfish

Carassius auratus

VS
D

Discus

Symphysodon spp.

Choosing between Comet Goldfish and Discus? 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.

Comet Goldfish

Carassius auratus
VS

Discus

Symphysodon spp.
These fish can typically coexist peacefully
Common Name
Comet Goldfish
Discus
Scientific Name
Carassius auratus
Symphysodon spp.
Type
Freshwater
Freshwater
Difficulty
Beginner Friendly
Advanced
Temperament
Peaceful
Peaceful
Minimum Tank
30 gallons
55 gallons
Recommended Tank
55 gallons
75 gallons
Temperature
65°F - 75°F
82°F - 88°F
pH Range
7 - 8.4
6 - 7
Max Size
12 inches
8 inches
Lifespan
10-20 years
10-15 years
Diet
Goldfish pellets, Vegetables, Flakes, Frozen foods, Live foods
High-quality pellets, Beef heart, Frozen foods, Live foods

Comet Goldfish

✓ Good For

  • Community tanks
  • Beginners

Discus

✓ Good For

  • Community tanks
Explore More

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