Michael Phelps vs Milorad Čavić 100m fly (2008)

Lore & Background

This race is etched in Olympic lore as the closest finish in swimming history. But the electronic timing board showed Phelps ahead by 0.01 seconds—the smallest possible measurable difference. The Serbian team protested, but video evidence confirmed Phelps's longer reach at the touch gave him the win. The controversy only added to the drama. Čavić later admitted he had been beaten fair and square, and the two became friends. The race is remembered not just for its nail-biting finish, but for the way it encapsulated Phelps's relentless drive and the fine line between triumph and defeat at the highest level. For fans, it remains the ultimate example of Olympic drama—a split-second that defined a legacy and gave the world one of its most unforgettable sporting moments.

Reader's Guide

The men's 100m butterfly final at the 2008 Beijing Olympics. Michael Phelps was chasing an unprecedented eight gold medals. Milorad Čavić was the world champion and the only man to have beaten Phelps in the event in recent years. What Happened: Čavić led from the start and held the advantage at the 50m turn.

Phelps, known for his strong finishes, began his surge in the final 25 meters. Both swimmers touched almost simultaneously. Čavić initially celebrated, but the electronic timing showed Phelps had won by 0.01 seconds—the smallest possible margin. The Serbian team filed a protest, but replays confirmed Phelps's fingertips touched first. It is the closest finish in Olympic swimming history and a defining moment of Phelps's legendary career.

The race is a testament to the razor-thin margins that separate victory from defeat at the elite level, and it remains one of the most replayed moments in Olympic history.

Did You Know?

• Čavić initially celebrated victory, raising his arm, before realizing he had lost by 0.01 seconds.
• Phelps's winning time of 50.58 seconds was a new Olympic record.