Common Collared Snake vs Red-sided Garter Snake
How does the Common Collared Snake compare to the Red-sided Garter Snake? They are both members of the Colubridae 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
- Sibynophis collaris
- Thamnophis sirtalis parietalis
- Classification
- Reptile
- Reptile
- Family
- Colubridae
- Colubridae
- Habitat
- Tropical and subtropical forests, grasslands, and agricultural land
- Grasslands, prairies, forest edges, and wetlands
- Diet
- Carnivore
- Carnivore
- Conservation status
- Least Concern
- Least Concern
- Lifespan
- 5-8 years
- 4-6 years in the wild
- Weight
- 20-50 grams
- 50-150 grams
Common Collared Snake vs Red-sided Garter Snake: who would win?

Common Collared Snake
20-50 grams

Red-sided Garter Snake
50-150 grams
Red-sided Garter Snake wins moderate confidence
Red-sided Garter Snake is substantially heavier (50-150 grams vs 20-50 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 Colubridae family.
- Both have a carnivore diet.
- Both are listed as Least Concern.
Differences
- Habitat: Tropical and subtropical forests, grasslands, and agricultural land vs Grasslands, prairies, forest edges, and wetlands.
- Weight: 20-50 grams vs 50-150 grams.
Common Collared Snake vs Red-sided Garter Snake: FAQ
Who would win in a fight, a Common Collared Snake or a Red-sided Garter Snake?
Red-sided Garter Snake wins. Red-sided Garter Snake is substantially heavier (50-150 grams vs 20-50 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 Collared Snake and a Red-sided Garter Snake?
Common Collared Snake and Red-sided Garter Snake differ in several ways — habitat: tropical and subtropical forests, grasslands, and agricultural land vs grasslands, prairies, forest edges, and wetlands. weight: 20-50 grams vs 50-150 grams.
Do Common Collared Snake and Red-sided Garter Snake live in the same habitat?
No — Common Collared Snake lives in tropical and subtropical forests, grasslands, and agricultural land, while Red-sided Garter Snake is found in grasslands, prairies, forest edges, and wetlands.
What do Common Collared Snake and Red-sided Garter Snake eat?
Both Common Collared Snake and Red-sided Garter Snake have a carnivore diet.
Which is more endangered, the Common Collared Snake or the Red-sided Garter Snake?
Common Collared Snake is listed as Least Concern, while Red-sided Garter Snake is listed as Least Concern.
How big are Common Collared Snake and Red-sided Garter Snake?
Common Collared Snake weighs around 20-50 grams, while Red-sided Garter Snake weighs around 50-150 grams.

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Common Collared Snake

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Red-sided Garter Snake







