Cleveland posts 55-point Game 4 win, the fourth-largest NBA playoff margin of victory, capping a record four-game margin of 122 points.

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.

The Cleveland Cavaliers, started their postseason journey against the Miami Heat and were dominant, completing a series sweep on Monday with a 138-83 victory in Miami in Game 4. That came on the heels of another blowout, a 124-87 win in Game 3 on Saturday. Games 3 and 4 marked the two worst playoff losses in Miami franchise history.