The Cavs closed out Miami with a 55-point rout in Game 4 and outscored their opponent by 122 points in four games

The Cleveland Cavaliers became the first team in the Eastern Conference to advance to the second round of the 2025 NBA playoffs with their 138-83 win over the Miami Heat. The Cavs completed their first-round sweep in dominant fashion, with a 55 point win over the Miami Heat — and yes, you read that correctly.

Cleveland beat the Miami Heat 138–83 to complete a first-round sweep in what was an incredibly one-sided series. The Cavs were so dominant that they set an NBA playoff record in the series. The Cavaliers' four-game margin of victory of 122 points is the largest in NBA history.