Seven years after it first shook the global box office, Avengers: Endgame has reclaimed the all-time worldwide box office record from Avatar, pushing its lifetime gross to an estimated $2.9255 billion. The comeback was powered by Avengers: Endgame Encore, the 2026 theatrical re-release that added roughly $126 million worldwide. That puts the Marvel Studios blockbuster narrowly ahead of James Cameron’s Avatar, which stands at approximately $2.9237 billion after five theatrical re-releases. The difference is tiny, but the story behind it is anything but.
What makes this record especially remarkable is that Endgame and Avatar have now turned the top spot into a remarkable box-office tug-of-war.
Avengers: Endgame originally overtook Avatar in 2019, after the Marvel film opened with extraordinary global demand and finished its first theatrical run at around $2.799 billion. Two years later, Avatar returned to cinemas and reclaimed the crown. Now, Endgame has answered with another return to the big screen, making the record feel less like a permanent title and more like a prize that keeps changing hands. Avatar had spent roughly a decade as the industry’s benchmark before Endgame finally moved ahead, so the reversal has created an unusually long-running chapter in modern box office history.
There is also an almost perfect Hollywood irony here: Disney owns both sides of the rivalry. Marvel Studios sits within The Walt Disney Company, while Avatar is released through 20th Century Studios, another Disney-owned label. So while audiences see a battle between Marvel’s superheroes and James Cameron’s science-fiction world, the company behind both properties ultimately benefits from either film sitting at No. 1. The competition is real at the box office, but the corporate scoreboard has only one winner. Disney has also said it is responsible for seven of the current top 10 highest-grossing films worldwide, underlining just how dominant its franchises have become.
The numbers behind Endgame‘s comeback are equally striking. Encore‘s estimated $126 million worldwide haul was enough to erase the remaining gap and push the film past Avatar. Its opening weekend alone generated about $86 million globally, making it one of the biggest re-release openings ever. After seven years, a film that has been widely available to audiences still found enough people willing to buy another cinema ticket to rewrite the history books. Even more striking, the film needed only a narrow margin to take the crown: its final reported total sits less than $2 million above Avatar.
The scale becomes easier to appreciate when the two films’ journeys are considered together. Endgame reached its original record through a 2019 theatrical run built around the culmination of Marvel’s Infinity Saga. Avatar, meanwhile, relied on returning to cinemas over the years to add to its lifetime total and eventually regain the lead. Their repeated theatrical returns have made the record itself part of the story, turning box office history into an ongoing contest between two very different kinds of blockbuster filmmaking.
The timing was hardly accidental. Avengers: Endgame Encore returned to cinemas on September 25, 2026, carrying fresh theatrical material and an exclusive look connected to Avengers: Doomsday. That film is scheduled to arrive on December 18, giving Marvel a major opportunity to bring audiences back into the world of the Avengers before the next chapter reaches cinemas. In other words, Encore was not simply a trip down memory lane; it also functioned as a bridge between the Infinity Saga and what comes next.
The re-release’s contribution is particularly notable because Endgame had already been widely available to audiences for years across home entertainment and streaming platforms. Yet the prospect of seeing the film again on the big screen, combined with additional material and the connection to the next Avengers film, proved powerful enough to generate another significant worldwide theatrical run.
That makes the achievement bigger than a single box office number. Endgame has shown that a seven-year-old blockbuster can still command worldwide attention when nostalgia, spectacle and a major franchise event meet at the right moment. It has also added another extraordinary chapter to the long-running Endgame–Avatar contest, proving that even a record that once seemed settled can return to the big screen and change all over again worldwide.
The latest development also highlights how theatrical re-releases can play a role beyond simply extending the lifetime grosses of established blockbusters. In the case of Avengers: Endgame Encore, the re-release served a dual purpose: it generated additional box office for one of Disney’s most valuable films while also reconnecting audiences with the Avengers franchise ahead of Avengers: Doomsday. The $126 million worldwide contribution was therefore enough to change the historical ranking while simultaneously supporting the studio’s larger franchise strategy.
For Avatar, the change is another turn in a rivalry that has now stretched across multiple theatrical cycles. James Cameron’s film originally established itself as the defining box office benchmark of the modern era, and its ability to return to cinemas and reclaim the record demonstrated the unusual longevity of the franchise. Endgame has now matched that ability to generate renewed theatrical interest, making the all-time worldwide record an ongoing contest rather than a settled milestone.
The margin separating the two films also leaves the competition unusually close. With Endgame estimated at $2.9255 billion and Avatar at approximately $2.9237 billion, the difference is only around $1.8 million. At the scale of the global box office, that is an exceptionally narrow gap, particularly between films that have each benefited from multiple theatrical releases over several years.
Ultimately, Avengers: Endgame‘s return to the top is not simply a story about one film passing another. It is the latest chapter in a box office rivalry that has repeatedly demonstrated the power of franchise filmmaking, theatrical spectacle and audience nostalgia. Seven years after its original release, Endgame has once again become the world’s highest-grossing movie, and it has done so through a theatrical re-release that was designed not only to revisit the past but to prepare audiences for Marvel’s next major chapter.