luckadjusted

2025 NFL season · September 25, 2025–September 29

Week 4 2025: who deserved to win

6 of 16 winners were outplayed on the day. The biggest heist: the Giants beat the Chargers 21–18 in a game they win 10% of the time when it’s replayed with the way both teams played.

Week 4 2025 upsets

Games the betting underdog won, biggest upset first, and whether the way both teams played backs it up. 1 of 5 were deserved: the underdog wins 60% or more of the replays with the same day’s form.

WinnerGameBefore kickoffReplay with same day’s formVerdict
Giants 21–18 vs Chargers 33% 10% Lucky
Jaguars 26–21 @ 49ers 40% 32% Lucky
Steelers 24–21 vs Vikings 43% 75% Deserved
Chiefs 37–20 vs Ravens 43% 37% Lucky
Bears 25–24 @ Raiders 46% 18% Lucky

Week 4 luck ranking

Every team’s luck index this week: 100 × (the result − how often they win the replay). A loss in a game a team wins 9 times in 10 scores −90.