College football · NFLTuesday, October 13, 2026
The Upset Report
NFL · 2025 · Week 4 · Sunday, September 28, 2025

New York Giants beat Los Angeles Chargers, 21–18

The Giants closed as 6-point underdogs and won outright. The betting market gave them a 29% chance.

Final21–18
Upset size6
Chance to win29%
Rank in 202518th of 52

It was the biggest of 2 NFL upsets in 2025 Week 4, and the 18th-biggest of the 2025 season. New York Giants pulled off 1 other upset in 2025.

Other NFL upsets in 2025 Week 4

  1. 3.5-point underdog38% to winRecap
    Upset size3.5

New York Giants’ other 2025 upsets

  1. Week 67-point underdog23% to winRecap
    Upset size7

More: New York Giants upsets · Los Angeles Chargers upsets · all Week 4 upsets · how upset size works