Green Anaconda vs Red-tailed Boa
How does the Green Anaconda compare to the Red-tailed Boa? They are both members of the Boidae 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
- Eunectes murinus
- Boa constrictor
- Classification
- Reptile
- Reptile
- Family
- Boidae
- Boidae
- Habitat
- Tropical rainforests, swamps, marshes, and slow-moving rivers
- Tropical rainforest
- Diet
- Carnivore
- Carnivore
- Conservation status
- Least Concern
- Least Concern
- Lifespan
- 10-12 years in the wild, up to 30 years in captivity
- 20-30 years
- Weight
- 30–150 kg (66–330 lbs)
- 10-22 kg
Green Anaconda vs Red-tailed Boa: who would win?

Green Anaconda
30–150 kg (66–330 lbs)

Red-tailed Boa
10-22 kg
Green Anaconda wins high confidence
Green Anaconda is substantially heavier (30–150 kg (66–330 lbs) vs 10-22 kg). 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 reptiles.
- Both belong to the Boidae family.
- Both have a carnivore diet.
- Both are listed as Least Concern.
Differences
- Habitat: Tropical rainforests, swamps, marshes, and slow-moving rivers vs Tropical rainforest.
- Weight: 30–150 kg (66–330 lbs) vs 10-22 kg.
Green Anaconda vs Red-tailed Boa: FAQ
Who would win in a fight, a Green Anaconda or a Red-tailed Boa?
Green Anaconda wins. Green Anaconda is substantially heavier (30–150 kg (66–330 lbs) vs 10-22 kg). 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 Green Anaconda and a Red-tailed Boa?
Green Anaconda and Red-tailed Boa differ in several ways — habitat: tropical rainforests, swamps, marshes, and slow-moving rivers vs tropical rainforest. weight: 30–150 kg (66–330 lbs) vs 10-22 kg.
Do Green Anaconda and Red-tailed Boa live in the same habitat?
No — Green Anaconda lives in tropical rainforests, swamps, marshes, and slow-moving rivers, while Red-tailed Boa is found in tropical rainforest.
What do Green Anaconda and Red-tailed Boa eat?
Both Green Anaconda and Red-tailed Boa have a carnivore diet.
Which is more endangered, the Green Anaconda or the Red-tailed Boa?
Green Anaconda is listed as Least Concern, while Red-tailed Boa is listed as Least Concern.
How big are Green Anaconda and Red-tailed Boa?
Green Anaconda weighs around 30–150 kg (66–330 lbs), while Red-tailed Boa weighs around 10-22 kg.

Full profile
Green Anaconda

Full profile
Red-tailed Boa







