G
Guppy
Poecilia reticulata
VS
R
Redtail Catfish
Phractocephalus hemioliopterus
Choosing between Guppy and Redtail Catfish? 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.
Guppy
Poecilia reticulataVS
Redtail Catfish
Phractocephalus hemioliopterusCommon Name
Guppy
Redtail Catfish
Scientific Name
Poecilia reticulata
Phractocephalus hemioliopterus
Type
Freshwater
Freshwater
Difficulty
Beginner Friendly
Advanced
Temperament
Peaceful
Aggressive
Minimum Tank
5 gallons
300 gallons
Recommended Tank
10 gallons
1000 gallons
Temperature
72°F - 82°F
72°F - 79°F
pH Range
6.8 - 7.8
6 - 7.5
Max Size
2.5 inches
48 inches
Lifespan
1-3 years
15-20 years
Diet
Flakes, Pellets, Frozen foods, Vegetables
Fish, Shrimp, Worms, Pellets, Chicken, Beef
Guppy
✓ Good For
- Community tanks
- Beginners
- Small tanks
Redtail Catfish
✓ Good For
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