Animals

πŸ‹ Blue whale vs Giganotosaurus πŸ¦–

The blue whale is about twice as long as Giganotosaurus. The blue whale weighs about 20 times as much as Giganotosaurus.

πŸ§’ our measuring child, 4 ft1.2 mπŸ‹ Blue whale, 110 ft33.5 m longπŸ¦– Giganotosaurus, 49 ft15 m long, lived 100 million years ago
RowπŸ‹ Blue whaleπŸ¦– Giganotosaurus
Top speed We don't have a checked number for Giganotosaurus yet.20 mph32 km/h1no checked number yet
Weight The blue whale weighs about 20 times as much as Giganotosaurus.165 tons150 tonnes18.8 tons8 tonnes2
Lives Nobody knows how long a dinosaur lived, so there is nothing to compare.80 to 90 years80 to 90 years1no checked number yet
Eats The blue whale eats tiny floating sea life; Giganotosaurus eats meat.krill, tiny shrimp-like animals, by the mouthfulbig plant-eating dinosaurs
Lives in One lived long ago, one lives today: they never met.every oceanPatagonia, in the south of Argentina

Which one? Blue whale or Giganotosaurus

πŸ“ Length
πŸ‹ Blue whale110 ft34 m1
πŸ¦– Giganotosaurus49 ft15 m2
βš–οΈ Weight
πŸ‹ Blue whale165 tons150 tonnes1
πŸ¦– Giganotosaurus8.8 tons8 tonnes2

🏁 Who would win the race?

Nobody can time a dinosaur, so there is no race. Their bones tell us how big they were, not how fast.

We only race. Real animals mostly avoid each other. A race is the only fair contest: who reaches the tree first, by top speed.

Compare two more

Getting the animals ready…

πŸ“€ Share this pair

The link carries only the two animals’ names: peabody.kids/animals/compare/blue-whale-vs-giganotosaurus

Where these numbers come from

  1. NOAA Fisheries, checked 30 October 2026.
  2. Smithsonian Institution (si.edu), educator's guide for the film Dinosaurs: Giants of Patagonia, checked 30 October 2026.

For grown-ups: Peabody has no ads, not one, and nothing to sell your child. The Kids Pick, an independent kids' directory, rates its games 90/100. See what other free kids' sites load Β· Grown-ups, sign in Β· Already have a profile?