M
Molly
Poecilia sphenops
VS
R
Royal Gramma
Gramma loreto
Choosing between Molly and Royal Gramma? 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.
Molly
Poecilia sphenopsVS
Royal Gramma
Gramma loretoCommon Name
Molly
Royal Gramma
Scientific Name
Poecilia sphenops
Gramma loreto
Type
Freshwater
Saltwater / Marine
Difficulty
Beginner Friendly
Intermediate
Temperament
Peaceful
Peaceful
Minimum Tank
20 gallons
30 gallons
Recommended Tank
30 gallons
40 gallons
Temperature
75°F - 82°F
72°F - 78°F
pH Range
7.5 - 8.5
8.1 - 8.4
Max Size
4.5 inches
3.5 inches
Lifespan
3-5 years
5-6 years
Diet
High-quality vegetable-based flake food, Algae wafers, Spirulina, Blanched vegetables, Frozen daphnia, Bloodworms
Frozen Mysis shrimp, Frozen brine shrimp, Marine pellets, Marine flakes, Copepods
Molly
✓ Good For
- Community tanks
- Beginners
Royal Gramma
✓ Good For
- Community tanks
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