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Global Animal Guide

North American Beaver vs Fin Whale

Quick answer

In a hypothetical one-on-one, the Fin Whale would most likely come out on top decisively, thanks to its greater size and power and raw strength. 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.

North American beaver swimming with stick in mouth near a dam Power 40

Mammal

Least Concern
North American Beaver
Weight 25 kg
Length 1 m
Top speed 55 km/h
Strength 50/100
Deadliness 10/100
Intelligence 62/100
Lifespan 20 yr
Fin whale surfacing with asymmetric jaw in cold ocean waters Winner Power 62

Mammal

Vulnerable
Fin Whale
Weight 50 t
Length 22 m
Top speed 40 km/h
Strength 95/100
Deadliness 10/100
Intelligence 75/100
Lifespan 85 yr

North American Beaver vs Fin Whale compared

Side-by-side comparison of the North American Beaver and the Fin Whale
Attribute North American Beaver Fin Whale
Weight 25 kg 50 t
Length 1 m 22 m
Top speed 55 km/h 40 km/h
Strength 50/100 95/100
Deadliness 10/100 10/100
Intelligence 62/100 75/100
Lifespan 20 yr 85 yr

North American Beaver vs Fin Whale: common questions

Who would win in a fight, a North American Beaver or a Fin Whale?

In a hypothetical one-on-one, the Fin Whale would most likely come out on top decisively, thanks to its greater size and power and raw strength. In reality, animals like these rarely meet, and both would usually avoid a fight.

Which is bigger, the North American Beaver or the Fin Whale?

The Fin Whale is heavier, weighing around 50,000 kg compared with the other's 25 kg.

Which is faster, the North American Beaver or the Fin Whale?

The North American Beaver is faster, reaching about 55 km/h versus 40 km/h.

Which lives longer, the North American Beaver or the Fin Whale?

The Fin Whale typically lives longer, up to around 85 years compared with 20 years.

Sources & references

Size, speed, and conservation data are drawn from established zoological references. Compare full profiles for habitat, diet, and behaviour:

By the Global Animal Guide editorial team Last reviewed How we research & review
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