Saturday, December 19, 2026 · 7:20 PM CT · Highmark Stadium
The market makes Buffalo Bills a 3.5-point favourite over Chicago Bears, with the game total at 51.5.
Moneylines sit at +154 for Chicago Bears and -185 for Buffalo Bills, a devigged 62% win probability for Buffalo Bills; splitting the spread and total leaves market-implied team totals of 24 for Chicago Bears and 27.5 for Buffalo Bills.
The Sport Stack's nflsim engine projects Chicago Bears — Caleb Williams (QB) at 223 passing yards and 27 rushing yards, D'Andre Swift (RB) at 64 rushing yards and 19 receiving yards; Buffalo Bills — Josh Allen (QB) at 243 passing yards and 32 rushing yards, James Cook (RB) at 73 rushing yards and 19 receiving yards.
Kickoff is Saturday, December 19, 2026 · 7:20 PM CT, at Highmark Stadium.
New to these numbers? How devigging turns a price into a probability, how sportsbooks set these lines, what expected value means, and why to shop the number.
| Market | Consensus |
|---|---|
| Spread | BUF -3.5 |
| Total | 51.5 |
| Moneyline (CHI / BUF) | +154 / -185 |
| BUF implied win probability | 62% |
| Implied team totals (CHI — BUF) | 24.0 — 27.5 |
Devigged cross-book consensus, updated as lines move. See the power ratings for the model's implied line on any matchup.
Research context, not a pick — every staked play is graded on the public ledger. How we grade.
The interactive matchup dashboard adds usage cores, opponent-defense-vs-position strips, offense identity, and the multi-book open→close board for this game. Forecast conditions are on the NFL slate.