American Bullfrog vs Green Frog
How does the American Bullfrog compare to the Green Frog? They are both members of the Ranidae family. Below we put their classification, habitat, diet, size, and conservation status side by side — and settle who would win in a fight.


Side-by-side comparison
- Scientific name
- Lithobates catesbeianus
- Lithobates clamitans
- Classification
- Amphibian
- Amphibian
- Family
- Ranidae
- Ranidae
- Habitat
- Freshwater wetlands, ponds, lakes, and slow-moving streams
- Freshwater wetlands, ponds, lakes, streams, and marshes
- Diet
- Carnivore
- Carnivore
- Conservation status
- Least Concern
- Least Concern
- Lifespan
- 7-9 years in the wild
- 5-10 years
- Weight
- 0.5–0.8 kg (1.1–1.8 lbs)
- 28–85 grams
American Bullfrog vs Green Frog: who would win?

American Bullfrog
0.5–0.8 kg (1.1–1.8 lbs)

Green Frog
28–85 grams
American Bullfrog wins high confidence
American Bullfrog is substantially heavier (0.5–0.8 kg (1.1–1.8 lbs) vs 28–85 grams). In a physical confrontation that size and power advantage is usually decisive. In the wild these two rarely (if ever) meet — this is a what-if based on the size and diet we have on record, not a prediction.
Similarities
- Both are amphibians.
- Both belong to the Ranidae family.
- Both have a carnivore diet.
- Both are listed as Least Concern.
Differences
- Habitat: Freshwater wetlands, ponds, lakes, and slow-moving streams vs Freshwater wetlands, ponds, lakes, streams, and marshes.
- Weight: 0.5–0.8 kg (1.1–1.8 lbs) vs 28–85 grams.
American Bullfrog vs Green Frog: FAQ
Who would win in a fight, a American Bullfrog or a Green Frog?
American Bullfrog wins. American Bullfrog is substantially heavier (0.5–0.8 kg (1.1–1.8 lbs) vs 28–85 grams). In a physical confrontation that size and power advantage is usually decisive. In the wild these two rarely (if ever) meet — this is a what-if based on the size and diet we have on record, not a prediction.
What is the difference between a American Bullfrog and a Green Frog?
American Bullfrog and Green Frog differ in several ways — habitat: freshwater wetlands, ponds, lakes, and slow-moving streams vs freshwater wetlands, ponds, lakes, streams, and marshes. weight: 0.5–0.8 kg (1.1–1.8 lbs) vs 28–85 grams.
Do American Bullfrog and Green Frog live in the same habitat?
No — American Bullfrog lives in freshwater wetlands, ponds, lakes, and slow-moving streams, while Green Frog is found in freshwater wetlands, ponds, lakes, streams, and marshes.
What do American Bullfrog and Green Frog eat?
Both American Bullfrog and Green Frog have a carnivore diet.
Which is more endangered, the American Bullfrog or the Green Frog?
American Bullfrog is listed as Least Concern, while Green Frog is listed as Least Concern.
How big are American Bullfrog and Green Frog?
American Bullfrog weighs around 0.5–0.8 kg (1.1–1.8 lbs), while Green Frog weighs around 28–85 grams.

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American Bullfrog

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Green Frog







