Dolphin vs blue whale: size comparison
This one’s a tough one to photograph: some sizes in the photo are off by up to 33%. The numbers on this page are exact.
Size and the space each takes up
- Common bottlenose dolphin
- about 8.53 ft (2.6 m) long and 27.6 in (70 cm) tall · 441 lb (200 kg)
- Blue whale
- about 82 ft (25 m) long and 16.4 ft (5 m) tall · 165 US tons (150 tonnes)
Quick answer
A blue whale is about 9.6 times the size of a dolphin. A dolphin: about 8.53 ft (2.6 m) long and 27.6 in (70 cm) tall, 441 lb (200 kg). A blue whale: about 82 ft (25 m) long and 16.4 ft (5 m) tall, 165 US tons (150 tonnes).
A blue whale is significantly larger than a dolphin. While a dolphin is about 8.53 ft (2.6 m) long and 27.6 in (70 cm) tall, a blue whale reaches about 82 ft (25 m) long and 16.4 ft (5 m) tall. A blue whale is about 9.6 times the size of a dolphin.
Typical adult or standard sizes; real ones vary.
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Questions people ask
- How much does a dolphin weigh compared to a blue whale?
- A dolphin weighs 441 lb (200 kg), while a blue whale weighs 165 US tons (150 tonnes).
- How much longer is a blue whale than a dolphin?
- A blue whale is about 82 ft (25 m) long, whereas a dolphin is about 8.53 ft (2.6 m) long.
- What is the difference in height between the two?
- A blue whale is 16.4 ft (5 m) tall, while a dolphin is 27.6 in (70 cm) tall.