In a thrilling matchup, the Denver Broncos outlasted the San Francisco 49ers with a final score of 40-31, improving their season record in Week 4 of the 2026 season. The stakes were high as both teams aimed to assert their dominance in the league, but it was the Broncos who emerged victorious in a hard-fought battle. Brock Purdy led the charge for the 49ers, throwing for 287 yards and two touchdowns, showcasing his passing prowess despite the loss. On the other side, Jaylen Waddle shined for the Broncos with 94 receiving yards, providing crucial plays that kept Denver's offense moving. The dynamic performances from both quarterbacks and their supporting casts kept fans on the edge of their seats throughout the game. Defensively, the Broncos managed to stifle the 49ers at key moments, with Nik Bonitto recording a crucial sack that shifted momentum late in the contest. Fred Warner's interception for San Francisco was a bright spot, but it wasn't enough to halt the Broncos' scoring barrage. The turning point came when Denver capitalized on a turnover, allowing them to extend their lead and ultimately secure the win.