Common Shrew vs Mouse
Quick answer
It is too close to call. The Common Shrew and the Mouse are evenly matched on paper, and in the wild the outcome would come down to size, surprise, and circumstance.
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 ConcernCommon Shrew vs Mouse compared
| Attribute | Common Shrew | Mouse |
|---|---|---|
| Weight | 10 g | 20 g |
| Length | 8 cm | 9 cm |
| Top speed | 8 km/h | 13 km/h |
| Strength | 8/100 | 3/100 |
| Deadliness | 5/100 | 5/100 |
| Intelligence | 45/100 | 35/100 |
| Lifespan | 2 yr | 3 yr |
Common Shrew vs Mouse: common questions
Who would win in a fight, a Common Shrew or a Mouse?
It is too close to call. The Common Shrew and the Mouse are evenly matched on paper, and in the wild the outcome would come down to size, surprise, and circumstance.
Which is bigger, the Common Shrew or the Mouse?
The Mouse is heavier, weighing around 0.02 kg compared with the other's 0.01 kg.
Which is faster, the Common Shrew or the Mouse?
The Mouse is faster, reaching about 13 km/h versus 8 km/h.
Which lives longer, the Common Shrew or the Mouse?
The Mouse typically lives longer, up to around 3 years compared with 2 years.
Sources & references
Size, speed, and conservation data are drawn from established zoological references. Compare full profiles for habitat, diet, and behaviour:
- Common Shrew — full guide
IUCN Red List (Least Concern, Sorex araneus)
- Mouse — full guide
IUCN Red List (Least Concern, Mus musculus)
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