Sun, Dec 28, 2025, 8:20 PM ESTWeek 17 · at San Francisco 49ers
Closing spread
SF -4.5
✓ CHI W
Total
51.5
▲ Over · 80 pts
Model before kickoff
CHI 22–27 SF
✓ SF (66%) won
Closing line · DraftKings
SourceDraftKings closing line
OpenSF -3
CloseSF -4.5
Total50.5 → 51.5
Books differ and lines move; check your sportsbook before betting.
Market
Open → close
Spread
OpenSF -3
1.5 → SF
CloseSF -4.5
1.5 pts toward San Francisco 49ers
Total
Open50.5
▲ 1
Close51.5
Up 1 since the open
Line movement
Opening and closing line · tap a dot
Opened SF -3 · closed SF -4.5 · moved 1.5 toward SFmodel SF -5
model SF -5
Opened 50.5 · closed 51.5 · moved 1 upmodel 49
model 49
Openline modelKickoff
Line context
Home favorites of 3.5–5.5 since 2023: won 66%, covered 50% (139 games)ⓘ
Moved off 3The team the line moved toward covered 25% (24 games since 2024)ⓘ
Closing line · DraftKings
SourceDraftKings closing line
OpenSF -3
CloseSF -4.5
Total50.5 → 51.5
Books differ and lines move; check your sportsbook before betting.
Similar games
The recent games that looked most like this one before kickoff, and how they turned out
In the 10 games most like
SF as a 4.5-point home favorite against CHI, the favorite won 7, covered 6, and 5 went over the total.
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This game: SF won 42–38; the favorite didn’t cover, as in 4 of the 10 similar games. 80 points went over 51.5, as in 5 of 10.
Favorite won
7 of 1070%
Normal range · usually 65%
Favorite covered
6 of 1060%
Normal range · usually 50%
Went over
5 of 1050%
Normal range · usually 47%
All three sit in the normal range for favorites of this size, so history shows no clear lean. Average result: favorite by 6.4 against an average line of 4; 50.6 points a game (usually 44.8). Of the 5 overs, 0 had cashed by the end of Q3. When games like this go over ›
All 10 games
| Match | Game | Line | Final | Covered | O/U |
|---|---|---|---|---|---|
| Very close |
2024 · Postseason · very close · similar rest & season form |
-3.5 | 20–23 | L | U51.5 |
| Very close |
2024 · Week 17 · very close · similar situation & rest |
-3.5 | 30–24 | W | O50.5 |
| Very close |
2025 · Week 8 · very close · similar season form & spread |
-4.5 | 44–24 | W | O51.5 |
| Very close |
2024 · Week 11 · very close · similar spread & situation |
-4.5 | 26–18 | W | U49.5 |
| Very close |
2025 · Week 6 · very close · similar team ratings & season form |
-3.5 | 30–19 | W | O46.5 |
| Close |
2024 · Week 13 · close · similar total & situation |
-3.5 | 19–24 | L | U51.5 |
| Close |
2024 · Week 7 · close · similar rest & season form |
-3.5 | 24–22 | L | U47.5 |
| Close |
2025 · Week 7 · close · similar season form & rest |
-6.5 | 24–9 | W | U54.5 |
| Close |
2025 · Week 14 · close · similar season form & rest |
-3.5 | 44–30 | W | O55.5 |
| Close |
2025 · Week 16 · close · similar situation & rest |
-3.5 | 24–28 | L | O47.5 |
History, not a prediction. Every NFL game from 2022 on is compared with this one as it looked before kickoff (team strength, the betting line, season form, situation, venue and rest), and only close matches are kept. How matches are found
Signals
The data signal, and 2 trends and market moves behind it
Moderate San Francisco 49ers ATS trend Miss
Moderate-or-stronger ATS leans went 117-99 (54%) in our 2023–26 backtest.
No clear signal on the total
None of these signals has beaten the market in our backtest, so this describes why the matchup is interesting — it isn’t a pick.
San Francisco 49ers 8-2 ATS as a favorite
Covering consistently in the role they have in this game. · Backtest 2023–26: 81-81 (50%)
Market moved toward San Francisco 49ers
1.5 pts (SF -3 → SF -4.5). · Backtest 2024–26: 200-205 (49%)
Totals
Over/under before kickoff
Went over in Q3. Of 56 earlier overs in games with totals 48.5–54.5, 23% had cashed by the end of Q3.
When games like this go over ›Last 10 games
Before kickoff, this and last season
| Straight up | Spread | Over / under | |
|---|---|---|---|
| 8-2 80% | 7-3 70% | 4-6 40% | |
| 7-3 70% | 7-3 70% | 6-4 60% |
Recent meetings
Last 1 since 2023
CHI 8–9 SF
SF leads · 17 games since 2000 · SF has won the last 2 meetings
All-time series from nflverse.
| Date | Result | Line | ATS |
|---|---|---|---|
| Dec 8 2024 | Chicago Bears 13 @ San Francisco 49ers 38 | SF -3.5 | SF W |
Matchup stats
Season to date before kickoff · ranks among 32 teams
Power rating this season
pts vs an average team · #rank · tap a dot
CHI−1.4 →+0.8▲ 2.2#15
SF+0.9 →+2.7▲ 1.8#8
Predashed line = average team · hover or tap a dotW16
Longer bar = better
#10
Offense
Even#8
#21
Defense
Even#22
+1.4 #1
Turnovers
◀ CHI better−0.3 #25
66 plays #2
Pace
Even65 plays #3
Unit by unitEach offense against the other's defense
| CHI off | SF def | Edge | |
|---|---|---|---|
| Points / game | 25.8 #10 | 21.3 #11 | Even |
| Yards / play | 5.65 #10 | 5.56 #23 | CHI |
| EPA / play | +0.07 #9 | +0.05 #22 | CHI |
| Success rate | 46% #10 | 48% #30 | CHI |
| SF off | CHI def | Edge | |
|---|---|---|---|
| Points / game | 26.1 #9 | 23.6 #20 | SF |
| Yards / play | 5.46 #14 | 5.90 #29 | SF |
| EPA / play | +0.09 #6 | −0.01 #12 | SF |
| Success rate | 49% #2 | 46% #24 | SF |
Points by quarter and half
Per game this season before kickoff · ranks among 32 teams
CHI scoring against the SF defense
| Q1 | Q2 | 1H | Q3 | Q4 | 2H | |
|---|---|---|---|---|---|---|
5.9 #6 | 5.7 #26 | 11.6 #15 | 5.7 #10 | 8.1 #3 | 13.8 #5 | |
3.2 #5 | 7.4 #19 | 10.6 #12 | 4.4 #13 | 6.3 #12 | 10.7 #13 |
SF scoring against the CHI defense
| Q1 | Q2 | 1H | Q3 | Q4 | 2H | |
|---|---|---|---|---|---|---|
5.4 #8 | 7.6 #9 | 13.0 #8 | 5.7 #9 | 7.2 #12 | 12.9 #9 | |
2.9 #2 | 7.9 #21 | 10.9 #16 | 5.1 #20 | 7.6 #24 | 12.7 #25 |
Game conditions
At kickoff
Home field
home-field points in the model
Weather
52° · 4 mph
gusts 9 mph · at kickoff
Rest
CHI8d
SF6d
CHI +2 days
Tempo
Fast 131 plays
slowavg 123fast
Travel
CHI 1,841 mi
2 time zones
Schedules, links & other games
Previous and next games, standings, ESPN, and the rest of the week

