Commanders vs. 49ers: O/U 51.5
Crossbook compares what two exchanges, Polymarket and Kalshi, charge for the same event, and publishes a permanent scored record of its own forecasts under published rules.
Tracked on one venue, with Crossbook's own call on the record.
Bid/ask midpoint · retrieved 2026-10-20T00:10:28.987Z. Venue quote-update time is unavailable. Readings can be asynchronous.
49.5%bid 49.0% / ask 50.0%24h volume $129K · liquidity $2.0Mas of 20 Oct, 00:10 UTC · not refreshed recentlyView on PolymarketPrice, last 60 days
Crossbook forecast
- 49.8%against a market price of 53.5% at the timeNO
Logged 17 Oct 2026, 13:02 UTC · Brier 0.2475
- The base rate for this exact total band is 48.0% over a large 980-game sample, so the starting point is already slightly under 50%.
- Both offenses are depleted at skill positions: the 49ers' Mike Evans and Deebo Samuel missed practice all week (Evans questionable with a rib injury), while the Commanders' McLaurin, Diggs, and Ekeler were limited and Treylon Burks is questionable — signal leaning under.
- Countervailing over-friendly signal: 49ers DE Nick Bosa (calf) missed practice and is questionable and safety Sigle is doubtful, weakening a defense facing Jayden Daniels, who practiced fully.
- The 49ers (5-0) have played in high-scoring games recently (32-29 over Seattle), and their offensive line core (McCaffrey, Trent Williams) is intact after rest days, so this is not a game where one side's offense is expected to stall entirely.
- The Commanders' recent 27-27 tie shows they can participate in a 54-point game, but their 1-3-1 record suggests inconsistency; overall the case-specific evidence roughly cancels, leaving only a modest under lean on top of the base rate.
What would change it: Final inactives showing all of Evans, Samuel, McLaurin, and Diggs active while Bosa is ruled out would push my estimate back to or above 50%.
Settlement sourcet-0254
Polymarket prices this at 49.5%. No verified equivalent is currently listed on the other venue, so there is no cross venue comparison on this page.
Volume over the last 24 hours is active, at about $129,318 on the busier venue.
This market has settled. The page is kept as a record of what the market said while the question was open, and of what Crossbook called.
Related markets
- Browns vs. Steelers
- FC Barcelona vs. Deportivo Alavés: Deportivo Alavés O/U 2.5 Corners
- LoL: Hanwha Life Esports vs G2 Esports (BO3) - Worlds Group Stage
- Science City Jena vs. Fraport Skyliners
- Will Arsenal win the 2026-27 UEFA Champions League Championship?
- Will Barcelona win the 2026-27 UEFA Champions League Championship?
Crossbook publishes every forecast it makes, timestamped before the answer is known and scored against the market afterwards. See the public record and the rules it is held to.