In a thrilling Week 4 matchup, the San Francisco 49ers narrowly defeated the Denver Broncos by a score of 35-30, improving their season record while handing the Broncos a tough loss. With playoff aspirations on the line, both teams fought hard to gain momentum in the early stages of the 2026 season. Bo Nix showcased his arm strength for Denver, racking up an impressive 457 passing yards, but it was Brock Purdy of the 49ers who made the most of his opportunities, throwing three touchdown passes to secure the victory. Additionally, Christian McCaffrey contributed significantly on the ground with 83 rushing yards, while Courtland Sutton emerged as a standout receiver for the Broncos, amassing 185 yards through the air. Defensively, Fred Warner was a force for the 49ers, leading the team with seven total tackles, though Denver's Zach Allen also stood out with two sacks. The game's turning point came late in the fourth quarter when Purdy connected for a touchdown, putting San Francisco ahead for good and forcing the Broncos to chase the game. With both teams showing flashes of brilliance, the 49ers' resilience ultimately paid off in this hard-fought contest.