In a thrilling Week 3 clash of the 2026 season, the San Francisco 49ers narrowly defeated the Arizona Cardinals 41-36, solidifying their position in a highly competitive NFC West. Both teams entered the game looking to assert dominance, but it was the 49ers who emerged victorious in a high-scoring affair that kept fans on the edge of their seats. Brock Purdy led the charge for the 49ers, throwing for three touchdowns and showcasing impressive decision-making throughout the game. Meanwhile, Christian McCaffrey was a force on the ground, racking up 127 rushing yards and adding another dimension to the San Francisco offense. The Cardinals' Daniel Jones fought valiantly, passing for an impressive 322 yards, while Courtland Sutton stole the spotlight with a remarkable 192 receiving yards, but it ultimately wasn't enough to secure the win. Defensively, the 49ers made crucial plays that shifted momentum in their favor. DeForest Buckner was relentless in the trenches, recording 2.5 sacks, which disrupted the Cardinals' offensive rhythm. Additionally, Malik Mustapha's two interceptions proved pivotal, snuffing out key drives for Arizona and sealing the game for San Francisco. The 49ers' ability to generate pressure and create turnovers was the defining factor in this tightly contested matchup.