Blue Iguana vs Green Iguana
How does the Blue Iguana compare to the Green Iguana? They are both members of the Iguanidae 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
- Cyclura lewisi
- Iguana iguana
- Classification
- Reptile
- Reptile
- Family
- Iguanidae
- Iguanidae
- Habitat
- Dry forest and shrubland
- Tropical rainforests near rivers and streams
- Diet
- Herbivore
- Herbivore
- Conservation status
- Endangered
- Least Concern
- Lifespan
- 25-40 years
- 10-20 years
- Weight
- 9-14 kg
- 2-5 kg
Blue Iguana vs Green Iguana: who would win?

Blue Iguana
9-14 kg

Green Iguana
2-5 kg
Blue Iguana wins high confidence
Blue Iguana is substantially heavier (9-14 kg vs 2-5 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 Iguanidae family.
- Both have a herbivore diet.
Differences
- Habitat: Dry forest and shrubland vs Tropical rainforests near rivers and streams.
- Conservation: Endangered vs Least Concern.
- Weight: 9-14 kg vs 2-5 kg.
Blue Iguana vs Green Iguana: FAQ
Who would win in a fight, a Blue Iguana or a Green Iguana?
Blue Iguana wins. Blue Iguana is substantially heavier (9-14 kg vs 2-5 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 Blue Iguana and a Green Iguana?
Blue Iguana and Green Iguana differ in several ways — habitat: dry forest and shrubland vs tropical rainforests near rivers and streams. conservation: endangered vs least concern. weight: 9-14 kg vs 2-5 kg.
Do Blue Iguana and Green Iguana live in the same habitat?
No — Blue Iguana lives in dry forest and shrubland, while Green Iguana is found in tropical rainforests near rivers and streams.
What do Blue Iguana and Green Iguana eat?
Both Blue Iguana and Green Iguana have a herbivore diet.
Which is more endangered, the Blue Iguana or the Green Iguana?
Blue Iguana is listed as Endangered, while Green Iguana is listed as Least Concern.
How big are Blue Iguana and Green Iguana?
Blue Iguana weighs around 9-14 kg, while Green Iguana weighs around 2-5 kg.

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Blue Iguana

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Green Iguana







