MLB Switches Home Run Derby to Swing-Based Format

Major League Baseball is implementing a significant format change for the Home Run Derby, abandoning the timed system used since 2015 in favor of a swing-based structure. The new rules will debut at this year's competition, scheduled for July 13 at Citizens Bank Park in Philadelphia.

Under the revised format, hitters will receive a set number of swings in each round: 20 in the opening round and 15 in both the semifinal and championship rounds. A notable addition allows players to continue swinging beyond that limit if they hit a home run on their final allotted swing. The round only ends once a batter fails to homer on a subsequent swing.

The change marks a substantial shift from the clock-driven format introduced under Commissioner Rob Manfred in 2015, which was designed to speed up the event and reduce pauses. Over time, however, critics argued the timer led to player fatigue and a chaotic viewing experience, as broadcasts often cut away from home runs before they landed to show the next swing. The new system aims to refocus the event on power hitting and allow fans to better appreciate each home run.

The eight-player field will be narrowed to four after the first round based...