Warning: Contains SPOILERS for the Jurᴀssic Park and Jurᴀssic World movies!The Jurᴀssic Park franchise is full of dinosaurs, but some are far more powerful and intimidating than the rest. The Distortus rex from Jurᴀssic World Rebirth is the newest prehistoric тιтan that has been added to the Jurᴀssic Park franchise, and it’s worth considering how it compares to the series’ other antagonists.

Each entry in the franchise has shown off multiple real dinosaur species, with some entries even featuring new species made through genetic tampering. However, each movie has highlighted one dinosaur that appears in their respective climaxes, with these being some of the most memorable parts of the Jurᴀssic Park franchise.

Now, the seven Jurᴀssic Park and World movies have introduced seven final dinosaurs, with each installment attempting to one-up its predecessor. Here’s the breakdown of how they all rank in terms of sheer power and might.

7

Jurᴀssic World: Fallen Kingdom’s Indoraptor

A Raptor Clone Of The Indominus Rex

Of all the final dinosaurs in the Jurᴀssic Park franchise, the least powerful is the Indoraptor from Jurᴀssic World: Fallen Kingdom. The Indoraptor is a variant of Jurᴀssic World‘s Indominus rex, with it having many of the same powers as well as similar levels of increased intelligence.

In Fallen Kingdom, the Indoraptor is designed to be a compact and controllable dinosaur, expanding upon the themes of the militarized raptors in the first Jurᴀssic World. However, the final Indoraptor that the characters have to fight proves that it can be just as dangerous without human control, making it an exciting foe for the film’s climax.

While the Indoraptor is undoubtedly dangerous, it still isn’t as much of a threat as the other Jurᴀssic Park final dinosaurs. It is far smaller than the rest of the dinosaurs on this list, and thus can’t quite compare with giant hulking beasts. It is more dangerous than the average raptor thanks to its Indominus rex enhancements, but it is still a step down from the other creatures.

6

Jurᴀssic Park’s Tyrannosaurus Rex

The Original Jurᴀssic Park тιтan

The Tyrannosaurus rex is the most iconic of the final dinosaurs in the Jurᴀssic Park franchise, and while all of her scenes are famous, she is still one of the weakest in this category. While many of the other dinosaurs on this list are genetically enhanced, this is a fairly basic Tyrannosaurus rex, although she is obviously still incredibly dangerous.

The true danger of Jurᴀssic Park‘s T. rex isn’t shown in the climax, but in the film’s iconic car chase scene. The T. rex manages to keep up with one of the Jurᴀssic Park Jeeps, with it eventually breaking into it and nearly killing the children inside. The T. rex is behind the death of Donald Gennaro, further cementing its danger.

The T. rex returns at the end of Jurᴀssic Park, with it breaking into the Discovery Center and fighting off several raptors without breaking a sweat. This shows that she is far stronger than some of the park’s other dangerous dinos, even if she doesn’t compare to the franchise’s other final bosses.

5

The Lost World: Jurᴀssic Park’s Tyrannosaurus Buck

The Male T. Rex Who Rampaged Through San Diego

Only slightly above Jurᴀssic Park‘s T. rex is The Lost World: Jurᴀssic Park‘s Tyrannosaurus Buck. The Tyrannosaurus Buck is a male T. rex who is introduced in the second film, with the villainous Roland Tembo plotting to capture the Buck and the infant T. rex. However, this plan leads to disastrous results.

Upon bringing the Tyrannosaurus Buck back to San Diego, the ship carrying it crashes, setting it free. The Buck then rampages through the city, bringing destruction everywhere it goes. The government attempts to use lethal force to put the dinosaur down, but Sarah Harding is luckily able to sedate it with a tranquilizer before it is killed.

Although the Buck isn’t that much stronger than its predecessor, its rampage through the city shows that it can hold its own in a completely unfamiliar environment. The Buck already proves its strength throughout the latter half of The Lost World: Jurᴀssic Park, and the San Diego finale cements this.

4

Jurᴀssic Park III’s Spinosaurus

The Dino Who Bested The T. Rex

While Jurᴀssic Park III is far from the most beloved film in the franchise, it contains one of the series’ most beloved dinosaurs: the Spinosaurus. The movie manages to make the Spinosaurus even more terrifying than the T. rexes in the previous two movies, with it acting as the main dinosaur antagonist of the film. The Spinosaurus is a fierce hunter, pursuing the main characters throughout the film.

The Spinosaurus makes itself known as a threat almost immediately, attacking the main characters as soon as they arrive on the island. It can then be seen fighting the previous king of Jurᴀssic Park, the T. Rex. The Spinosaurus beats the T. rex, definitively proving that it is a more powerful beast than the previous Jurᴀssic Park antagonists.

There is never a moment in Jurᴀssic Park III where the Spinosaurus is defeated, with the characters continually running away from the beast until they escape the island. While it is still just a regular dinosaur, it is the second-strongest of the real dinosaur species that act as final antagonists, putting the Spinosaurus high on this list.

3

Jurᴀssic World Dominion’s Giganotosaurus

The Final Boss Of The Jurᴀssic World Trilogy

Of the real dinosaur species that act as final bosses in the Jurᴀssic Park franchise, the Giganotosaurus from Jurᴀssic World Dominion is the strongest. Referred to as “Giga” throughout the film, it acts as the climactic big bad. The Giganotosaurus is one of the biggest land-based carnivorous dinosaurs, establishing its level of power in the film.

In Jurᴀssic World Dominion, the Giganotosaurus is one of the many dinosaurs that were left behind in the abandoned Biosyn facility. The characters see the Giganotosaurus scare off a T. rex almost immediately, highlighting how much power it has. The Giga encounters the main characters several times throughout the film, with them barely escaping the тιтan’s ferocious bite.

The Giganotosaurus ends Jurᴀssic World Dominion by fighting a 2-on-1 battle against the T. rex and the Therizinosaurus. This proves that it takes two incredibly powerful dinosaurs to take on the Giga, cementing it as one of the franchise’s most powerful dinosaurs.

2

Jurᴀssic World Rebirth’s Distortus Rex

The Four-Armed Mutant Dinosaur

Jumping back to the newly-created dinosaur species that have been introduced to the franchise, 2025’s Jurᴀssic World Rebirth introduces an all-new contender: the Distortus Rex. The D. rex is a mutated dinosaur made on an island that housed experimental species that were developed for the former parks. The D. rex is the most powerful one created there, with a surprise attack leading to the island base’s destruction.

It is hard to tell specifics about the D. rex, as its size seems to change throughout Jurᴀssic World Rebirth. However, it is clearly as large, if not larger, than any of the other dinosaurs in the franchise. The true potential of its power isn’t shown until the movie’s climax, when its full mutated form is revealed.

One of the most powerful things about the D. rex is that it has four arms as well as two legs. These additional claws make it incredibly ᴅᴇᴀᴅly and near-impossible to escape. Its biology is also not fully understood, with the various pieces of unknown DNA being embedded into it. The mᴀssive head and incredibly thick tail make for powerful weapons, allowing it to destroy wildlife and man-made facilities.

1

Jurᴀssic World’s Indominus Rex

The Most Powerful Dinosaur In The Franchise

Of all the final dinosaurs in the Jurᴀssic Park franchise, the most powerful is clearly the Indominus rex from 2015’s Jurᴀssic World. The Indominus rex introduced the concept of hybrid dinosaurs; it was made specifically for Jurᴀssic World after public interest in old dinosaur species fell.

Early in the movie, the Indominus rex escapes its paddock, kicking off the main plot. The Indominus manages to evade the park’s security throughout the film, using its various abilities to hide itself from detection. The dinosaur isn’t fully understood by the characters until the end of the film, where Owen learns that the Indominus rex is a mix of T. rex and raptor DNA.

The Indominus rex can run up to 30mph and can roar louder than the sound of a jet. It has the strength and size of a T. rex, but the hunting abilities of a raptor. It is even able to take control of the raptors, becoming their alpha. It can withstand bullet fire and missiles, and kills humans and dinosaurs faster than any species. It can also camouflage and hide its heat signature, making it near-undetectable.

The Indominus is only defeated by a combination of the T. rex and the raptors, who are ᴀssisted by a surprise attack from the Mosasaurus. Although the Indominus rex does die, it is the strongest final dinosaur seen in any of the Jurᴀssic Park or Jurᴀssic World movies.