Watch Boston Celtics vs Philadelphia 76ers — NBA Playoffs Eastern Conference Semifinals G4 Free.

What's at Stake

This pivotal Game 4 represents a potential turning point in the Eastern Conference Semifinals, as both storied franchises battle for a commanding lead in the series. With the winner gaining significant momentum heading into the back half of the matchup, the pressure is on Philadelphia to defend their home court and prevent Boston from taking control of the road to the Finals.

Head-to-Head

The rivalry between the Celtics and 76ers remains one of the most frequent matchups in postseason history, with Boston holding the historical edge in recent series victories. Over their last five meetings, the contests have been defined by physical interior play and tactical adjustments, with both teams trading wins in high-intensity environments. Currently, the Celtics are looking to leverage their depth, while the 76ers rely on their star power to disrupt Boston's rhythm.

Key Players to Watch

• Jayson Tatum — The versatile forward remains the engine of the Boston offense, capable of scoring from all three levels while anchoring the perimeter defense.
• Joel Embiid — As the focal point of the Philadelphia system, his ability to control the glass and protect the rim will be vital against Boston's aggressive drives.
• Jaylen Brown — His efficiency in transition and ability to attack the paint will be crucial for the Celtics as they look to dominate the interior scoring battle.

Prediction

Expect a tightly contested battle that emphasizes defensive adjustments and points in the paint, likely coming down to the final possessions of the fourth quarter. Boston’s depth and ability to exploit mismatches inside should give them a slight edge in a narrow victory. The Celtics are predicted to win 112-108, taking a vital step toward the Eastern Conference Finals.