Jaguars at Ravens $211k, Raiders at 49ers $59k, Packers at Patriots $35k traded on Kalshi and Polymarket. The exchanges and the books agree within four points everywhere. Read more →
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San Francisco 49ers at Kansas City Chiefs
Game data updated 3 min ago · this page re-reads every 10 min while open
Week 16, 2026 · GEHA Field at Arrowhead Stadium · Sunday, Dec 27, 4:25 PM ET · outdoors
San Francisco 49ers

Make your pick
What the forecasters say
| Forecaster | Favors | KC | SF | Note |
|---|---|---|---|---|
| Elo | SF 51% | 49% | 51% | KC 1539 vs SF 1619, implied spread KC +0.4 |
| The blend | SF 51% | 49% | 51% |
The System's number and our picks of the week are for signed-in players. Sign in to see them.
The spot: Everything else
Moderate favorites where the models roughly agree. No edge found either way in the replays. The blend is as good as anything.
No market line yet.
Details
- Rest: KC 6 days, SF 10 days. SF off a bye (+25 Elo).
- Quarterbacks. KC: Patrick Mahomes (+46 Elo). SF: Brock Purdy (-1 Elo). Expected starters from ESPN's depth chart with the injury report applied, refreshed every three hours.
- Weather. Outdoors. The kickoff forecast is pulled from Open-Meteo once the game is within 7 days, from Sunday.
Injury report
ESPN's report, refreshed every three hours. Out and doubtful players are treated as unavailable; questionable players usually play. Only the quarterback feeds Elo directly; the rest is in the market's number.
| Team | Player | Pos | Status | Injury |
|---|---|---|---|---|
| SF | Brandon Aiyuk | WR | Out | Personal · Aiyuk is close to hiring new representation and is expected to file for reinstatement to the NFL in the near future, according to NFL reporter Jordan Schultz. |
| SF | Christian McCaffrey | RB | Questionable | Hamstring · McCaffrey is dealing with a mild hamstring strain rather than a quadriceps injury, and the 49ers believe he'll be ready following the team's Week 8 bye, David Lombardi of SF Standard reports. |
| SF | Deebo Samuel Sr. | WR | Questionable | Hamstring · Samuel (hamstring) has a chance to return following the 49ers' Week 8 bye, Matt Maiocco of NBC Sports Bay Area reports. |
| SF | Garret Wallow | LB | Questionable | Hamstring · questionable |
| SF | Luke Gifford | LB | Questionable | Groin · questionable |
| SF | Marques Sigle | S | Questionable | Ankle · questionable |
| SF | Mike Evans | WR | Questionable | Achilles · Evans (Achilles) is expected to return after San Francisco's Week 8 bye, David Lombardi of SF Standard reports. |
| SF | Nick Bosa | DE | Questionable | Knee · San Francisco head coach Kyle Shanahan said Monday that Bosa (knee) "has a chance" to return to action Nov. 8 versus the Raiders following a Week 8 bye, David Lombardi of SFStandard.com reports. |
| SF | Upton Stout | CB | Questionable | Shoulder - AC Joint · Stout (shoulder) was only active as an emergency depth option during Sunday's loss to the Falcons, David Lombardi of SFStandard.com reported Monday. |
| KC | Mansoor Delane | CB | Out | Shoulder · out |
| KC | Omarr Norman-Lott | DT | Out | Knee - ACL · The Chiefs designated Norman-Lott (knee) to return from injured reserve Wednesday. |
| KC | Peter Woods | DT | Questionable | Neck · Woods (neck) has been ruled out for the rest of Sunday's contest against the Broncos. |
On the Wire
Jaguars at Ravens: Ravens on 4 days' rest; Jaguars on 4 days' rest. Browns at Saints: Saints off a bye. Giants at Eagles: Giants off a bye. Broncos at Panthers: Panthers off a bye. Texans at Chargers: Texans off a bye. Raiders at 49ers: 49ers off a bye. Packers at Patriots: Packers off a bye. Read more →
Since Friday: Jaguars at Ravens, 38 points toward JAX, now 21% for the home side (Elo 40%); Giants at Eagles, 6 points toward NYG, now 40% for the home side (Elo 47%); Rams at Commanders, 4 points toward LAR, now 30% for the home side (Elo 40%); Lions at Dolphins, 4 points toward MIA, now 26% for the home side (Elo 41%); Raiders at 49ers, 3 points toward LV, now 80% for the home side (Elo 77%); and 1 more below. Read more →
AFC East: Bills 5-1. AFC North: Browns 5-2. AFC South: Jaguars 4-2. AFC West: Chiefs 5-1. NFC East: Giants 4-2-1. NFC North: Vikings 6-0. NFC South: Panthers 3-3. NFC West: 49ers 6-1. Unbeaten: Vikings. Winless: Chargers. Read more →
Line movement
No market has priced this game yet. Kalshi and Polymarket usually list games about a week out; sportsbooks earlier.