Rough-skinned Newt vs Smooth Newt
How does the Rough-skinned Newt compare to the Smooth Newt? They are both members of the Salamandridae 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
- Taricha granulosa
- Lissotriton vulgaris
- Classification
- Amphibian
- Amphibian
- Family
- Salamandridae
- Salamandridae
- Habitat
- Moist forests near freshwater ponds and streams
- Freshwater ponds, marshes, and damp woodland
- Diet
- Carnivore
- Carnivore
- Conservation status
- Least Concern
- Least Concern
- Lifespan
- 10-12 years
- 6-14 years
- Weight
- 7-20 grams
- 1-5 grams
Rough-skinned Newt vs Smooth Newt: who would win?

Rough-skinned Newt
7-20 grams

Smooth Newt
1-5 grams
Rough-skinned Newt wins high confidence
Rough-skinned Newt is substantially heavier (7-20 grams vs 1-5 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 Salamandridae family.
- Both have a carnivore diet.
- Both are listed as Least Concern.
Differences
- Habitat: Moist forests near freshwater ponds and streams vs Freshwater ponds, marshes, and damp woodland.
- Weight: 7-20 grams vs 1-5 grams.
Rough-skinned Newt vs Smooth Newt: FAQ
Who would win in a fight, a Rough-skinned Newt or a Smooth Newt?
Rough-skinned Newt wins. Rough-skinned Newt is substantially heavier (7-20 grams vs 1-5 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 Rough-skinned Newt and a Smooth Newt?
Rough-skinned Newt and Smooth Newt differ in several ways — habitat: moist forests near freshwater ponds and streams vs freshwater ponds, marshes, and damp woodland. weight: 7-20 grams vs 1-5 grams.
Do Rough-skinned Newt and Smooth Newt live in the same habitat?
No — Rough-skinned Newt lives in moist forests near freshwater ponds and streams, while Smooth Newt is found in freshwater ponds, marshes, and damp woodland.
What do Rough-skinned Newt and Smooth Newt eat?
Both Rough-skinned Newt and Smooth Newt have a carnivore diet.
Which is more endangered, the Rough-skinned Newt or the Smooth Newt?
Rough-skinned Newt is listed as Least Concern, while Smooth Newt is listed as Least Concern.
How big are Rough-skinned Newt and Smooth Newt?
Rough-skinned Newt weighs around 7-20 grams, while Smooth Newt weighs around 1-5 grams.

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Rough-skinned Newt

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Smooth Newt







