Common European Adder vs Mojave Rattlesnake
How does the Common European Adder compare to the Mojave Rattlesnake? They are both members of the Viperidae 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
- Vipera berus
- Crotalus scutulatus
- Classification
- Reptile
- Reptile
- Family
- Viperidae
- Viperidae
- Habitat
- Heathland, moorland, woodland, grassland, and coastal dunes
- Desert
- Diet
- Carnivore
- Carnivore
- Conservation status
- Least Concern
- Least Concern
- Lifespan
- 10-15 years
- 12-20 years
- Weight
- 50-100 grams
- 0.5-1.2 kg
Common European Adder vs Mojave Rattlesnake: who would win?

Common European Adder
50-100 grams

Mojave Rattlesnake
0.5-1.2 kg
Mojave Rattlesnake wins high confidence
Mojave Rattlesnake is substantially heavier (0.5-1.2 kg vs 50-100 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 reptiles.
- Both belong to the Viperidae family.
- Both have a carnivore diet.
- Both are listed as Least Concern.
Differences
- Habitat: Heathland, moorland, woodland, grassland, and coastal dunes vs Desert.
- Weight: 50-100 grams vs 0.5-1.2 kg.
Common European Adder vs Mojave Rattlesnake: FAQ
Who would win in a fight, a Common European Adder or a Mojave Rattlesnake?
Mojave Rattlesnake wins. Mojave Rattlesnake is substantially heavier (0.5-1.2 kg vs 50-100 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 Common European Adder and a Mojave Rattlesnake?
Common European Adder and Mojave Rattlesnake differ in several ways — habitat: heathland, moorland, woodland, grassland, and coastal dunes vs desert. weight: 50-100 grams vs 0.5-1.2 kg.
Do Common European Adder and Mojave Rattlesnake live in the same habitat?
No — Common European Adder lives in heathland, moorland, woodland, grassland, and coastal dunes, while Mojave Rattlesnake is found in desert.
What do Common European Adder and Mojave Rattlesnake eat?
Both Common European Adder and Mojave Rattlesnake have a carnivore diet.
Which is more endangered, the Common European Adder or the Mojave Rattlesnake?
Common European Adder is listed as Least Concern, while Mojave Rattlesnake is listed as Least Concern.
How big are Common European Adder and Mojave Rattlesnake?
Common European Adder weighs around 50-100 grams, while Mojave Rattlesnake weighs around 0.5-1.2 kg.

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Common European Adder

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Mojave Rattlesnake







