That is because the Heat-Cavaliers series was the most lopsided in NBA playoff history. After the Cavs romped to a 138-83 victory on the road in Game 4, Cleveland set a new record with a plus-122 point differential against Miami -- the largest margin of victory in any four-game span in playoff history.

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.