American Mink vs Otter
Quick answer
In a hypothetical one-on-one, the American Mink would most likely come out on top in a close contest, thanks to its more dangerous natural weapons and superior speed. In reality, animals like these rarely meet, and both would usually avoid a fight.
This is a hypothetical, educational comparison based on typical size, strength, and natural weaponry. In the wild these animals rarely meet, and most encounters end without a fight.

Mammal
Least Concern
Mammal
Least ConcernAmerican Mink vs Otter compared
| Attribute | American Mink | Otter |
|---|---|---|
| Weight | 1.5 kg | 10 kg |
| Length | 60 cm | 1 m |
| Top speed | 25 km/h | 12 km/h |
| Strength | 20/100 | 18/100 |
| Deadliness | 25/100 | 12/100 |
| Intelligence | 50/100 | 65/100 |
| Lifespan | 10 yr | 13 yr |
American Mink vs Otter: common questions
Who would win in a fight, a American Mink or a Otter?
In a hypothetical one-on-one, the American Mink would most likely come out on top in a close contest, thanks to its more dangerous natural weapons and superior speed. In reality, animals like these rarely meet, and both would usually avoid a fight.
Which is bigger, the American Mink or the Otter?
The Otter is heavier, weighing around 10 kg compared with the other's 1.5 kg.
Which is faster, the American Mink or the Otter?
The American Mink is faster, reaching about 25 km/h versus 12 km/h.
Which lives longer, the American Mink or the Otter?
The Otter typically lives longer, up to around 13 years compared with 10 years.
Sources & references
Conservation status follows the IUCN Red List of Threatened Species; size, weight, speed, and lifespan figures are drawn from Animal Diversity Web (University of Michigan Museum of Zoology) and Nowak, Walker’s Mammals of the World (Johns Hopkins University Press), cross-checked against each species’ own guide. Compare full profiles for habitat, diet, and behaviour:
- American Mink — full guide
IUCN Red List (Least Concern, Neogale vison)
- Otter — full guide
IUCN Red List (Least Concern, Lutrinae)
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Animal Diversity Web — University of Michigan Museum of Zoology
Life-history, morphology, and measurement data for American Mink and Otter.
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Nowak, R. M. (1999). Walker’s Mammals of the World (6th ed.). Johns Hopkins University Press.
Standard reference for body size, weight, and life-span ranges.
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Global Animal Guide editorial standards
How we research, source, and review wildlife comparisons.
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