The Kansas City Chiefs defeated the Denver Broncos 31-10 on Monday Night Football in Patrick Mahomes’ return. Kansas City limited Denver after its opening touchdown drive while converting two crucial fourth downs into eventual touchdown possessions. PFF’s Advanced Stats break down Mahomes, Bo Nix, Kenneth Walker and the key performances from the Week 1 matchup.

The Chiefs' Mansoor Delane and Lions' Blake Miller highlight the first week in the books for the 2026 NFL Draft class.

Caleb Williams helped power the Chicago Bears to 59 points in Week 1 but finished with a 64.0 PFF passing grade. PFF’s play-by-play grading and accuracy data explain the difference between Williams’ impressive box score and his underlying performance. His positively and negatively graded plays, ball placement and a costly mistake erased by penalty provide important context behind the grade.

Fantasy football Week 1 produced major swings from PFF projections, with Caleb Williams, Derrick Henry and D’Andre Swift delivering three of the biggest booms. Ja’Marr Chase, De’Von Achane and Christian McCaffrey headline the notable Week 1 busts.

The Kansas City Chiefs routed the Denver Broncos 31–10 in Week 1 on September 14, 2026. Chiefs outgained the Broncos, 393 total yards to 172.

One game isn't enough to establish a new baseline, but Walker's first performance of 2026 offered plenty of reasons for optimism. He won at a high rate in pass protection, remained perfect when isolated without help and delivered one of his best run-blocking performances since entering the league.

PFF’s NFL Week 1 Team of the Week highlights the top performers from the opening slate based on grades and advanced metrics. Trevor Lawrence leads the offense at quarterback, while Zay Flowers earns Offensive Player of the Week honors and T.J. Watt headlines the defense.

NFL Week 1 featured standout performances across the league, with PFF Grades highlighting the best player from each completed game. Zay Flowers, T.J. Watt, Jaxon Smith-Njigba and Justin Jefferson are among the players who led their respective matchups. See the highest-graded player from every Week 1 game, with a minimum requirement of 10 snaps played.

Explore every NFL Week 1 game through a collection of PFF data visualizations. Each matchup features charts covering scoring opportunities, drive efficiency, passing, receiving, rushing, special teams and turnovers. Use the visual breakdowns to see how teams created opportunities and performed throughout the opening week.

Josh Allen's deep passing, combined with new wrinkles from head coach Joe Brady, powered the Bills' offense to a huge day in a Week 1 win over the vaunted Texans defense.

NFL Week 1 scores and results are collected in one place with links to PFF statistical recaps for every completed matchup. Each game breakdown features advanced box-score metrics, snap counts, player participation and initial PFF grades. PFF Premium Stats provides a deeper look at team and player performance throughout Week 1.

The New York Giants held off the Dallas Cowboys 28–20 in Week 1 on September 13, 2026. Giants outgained the Cowboys, 431 total yards to 259.

The Las Vegas Raiders cruised past the Miami Dolphins 27–13 in Week 1 on September 13, 2026. Raiders outgained the Dolphins, 305 total yards to 259.

The Philadelphia Eagles edged the Washington Commanders 24–22 in Week 1 on September 13, 2026. Eagles outgained the Commanders, 308 total yards to 297.

The Minnesota Vikings cruised past the Green Bay Packers 39–22 in Week 1 on September 13, 2026.

The Arizona Cardinals beat the Los Angeles Chargers 26–14 in Week 1 on September 13, 2026. Cardinals outgained the Chargers, 393 total yards to 268.

NFL Week 1 produced standout performances from Trevor Lawrence, Zay Flowers, Derrick Henry and several other stars in the early window. PFF’s initial grades highlight Lawrence’s four-touchdown performance, Flowers’ explosive receiving day and T.J. Watt’s impact against Atlanta.

The Detroit Lions edged the New Orleans Saints 31–30 in Week 1 on September 13, 2026.