Platypus vs beaver vs otter: size comparison
A beaver and an otter are both about 3.28 ft (1 m) long, making them significantly larger than a platypus, which is about 19.7 in (50 cm) long. You can visualize the size difference by noting that a beaver weighs 44.1 lb (20 kg), while an otter weighs 17.6 lb (8 kg) and a platypus weighs only 3.31 lb (1.5 kg).
Biggest vs smallest
2× the size
otter vs platypus
- platypus
- about 19.7 in (50 cm) long and 4.72 in (12 cm) tall · 3.31 lb (1.5 kg)
- beaver
- about 3.28 ft (1 m) long and 11.8 in (30 cm) tall · 44.1 lb (20 kg)
- otter
- about 3.28 ft (1 m) long and 8.66 in (22 cm) tall · 17.6 lb (8 kg)
Typical adult or standard sizes; real ones vary.
Questions people ask
- Which of these animals is the tallest?
- The beaver is the tallest at 11.8 in (30 cm) tall.
- How does the weight of an otter compare to a platypus?
- An otter weighs 17.6 lb (8 kg), which is much heavier than a platypus at 3.31 lb (1.5 kg).
- Are beavers and otters the same length?
- Yes, both the beaver and the otter are about 3.28 ft (1 m) long.