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Indiana vs Ohio State Prediction, Picks & Odds — Dec 7, 2025
Indiana vs Ohio State: a coin flip the model and the market read differently
Two complete teams, a neutral field, and a genuine disagreement about who's better. We ran it 40,000 times — here's the honest read, caveats included.
FR
The Film Room
Matchups ·
6 min read
This is the rare championship matchup with no obvious favorite and no obvious flaw to attack. Indiana walks into Indianapolis 15-0 and ranked first in our power ratings; Ohio State
arrives 12-1 with the third-most talented roster in the sport. Both are top-15 in offense and defense — complete teams, not one-sided ones. Our drive-level engine simulated the game 40,000 times and landed on a coin flip, leaning Indiana by a hair. The catch: the betting market leans the other way, and when our model has fought the market like this before, it has usually been the one that's wrong. Here's the honest read.
Indiana 52%
Model favorite
to win · market: 36%
24–24
Projected score
Indiana–Ohio State · neutral field
48
Model total
market 46 · under 50%
43%
One-score game
decided by ≤3: 18%
The five things that actually matter in this game, in order:
Our model and the market disagree on the favorite outright: the number likes Indiana, the market lays points on Ohio State. Honesty check — when our model has fought the closing line this way, the market won about 59% of the time. We show our read on Indiana; we are not telling you the market is wrong.
Ohio State has not faced a defense as good as Indiana's all season — its stiffest test so far was Miami, and Indiana grades clearly better.
The game turns on turnover margin: a swing there moves the result by 21.0 points of win probability — more than any other factor. Whoever controls it likely wins.
Ohio State ranks 1st nationally in points allowed per drive — an elite defense.
Indiana is the sport's biggest overachiever here: 72nd in recruiting talent, 1st in results. This is roster development, not blue-chip inevitability.
The disagreement: our number vs the market
Our model makes Indiana about a 52% favorite on a neutral field. The market makes Ohio State roughly a four-point favorite — about a 64% chance to win. That gap is the story. The model is pricing the season's opponent-adjusted efficiency, where Indiana has graded a touch better on both sides; the market is pricing Ohio State's pedigree and the talent gap. We have to be straight with you about which side to trust: across the season, when our number has disagreed with the closing line on the outright winner, the market has been right about 59% of the time. We're showing you our read on Indiana — we are not telling you the market is wrong.
Our number vs the market
Gridpex modelMarket
Indiana win probability
52.4%
36.5%
Projected total points
48
46.4
Where the drive-level model and the betting market disagree — and by how much.
Every way the game could go
1%-38
2%-32
5%-24
10%-18
15%-10
18%-4
18%+4
14%+10
10%+18
5%+24
2%+32
1%+38
0%+46
◄ Indiana winsOhio State wins ►
Market: Ohio State −4Model: Indiana by 1 (52%)
40,000 simulated games from the drive-level engine. Each bar is the share of sims landing in that final-margin range. Taller toward Indiana = Indiana more likely.
Two elite defenses — and two offenses that score anyway
The defenses are the reason this won't be a track meet. Indiana allows just 2.07 points per scoring chance — first in the country — with a 23% havoc rate and a run-stuff rate near 29%. Ohio State counters with the nation's stingiest defense by points allowed per drive. But this is not a rock fight, and the model says so: it projects a combined 48 points, right on the market total, a notch below a typical game rather than far under it. The reason is on the other side of the ball. These offenses are excellent — and led by quarterbacks having the kind of seasons that don't get shut out.
Unit by unit
IndianaOhio State
Offense: pts per scoring chance
5.13
4.83
Defense: pts ALLOWED per chance (lower better)
2.07
2.64
Defensive havoc rate
23.2%
16.3%
Run-stuff rate
28.7%
22.1%
Offensive explosiveness
1.24
1.14
Season-to-date, opponent-context efficiency entering the game.
Indiana's defense against the league
Points allowed per drive1th percentile — bottom of the range
Points allowed per drive across all FBS defenses (lower is better). Indiana sits in the elite tail; Ohio State's defense is right beside it.
Passing
Rushing
Receiving
Indiana
Fernando Mendoza — 3313 yds, 40 TD
Roman Hemby — 1068 yds, 7 TD
Omar Cooper Jr. — 961 yds, 13 TD
Ohio State
Julian Sayin — 3352 yds, 31 TD
Bo Jackson — 1007 yds, 6 TD
Jeremiah Smith — 1099 yds, 12 TD
Who to watch — season-to-date leaders
Fernando Mendoza has thrown for over 3,300 yards and 40 touchdowns for Indiana; Julian Sayin has matched the yardage with 31 scores for Ohio State, and has Jeremiah Smith — a 1,000-yard nightmare — to throw to. Two defenses this good will win downs, but neither has the personnel across from it to post a shutout. The total sits where it does for a reason.
How many points get scored
3%14
7%22
15%30
21%38
19%46
16%54
11%62
5%70
2%78
◄ lower scoringhigher scoring ►
Market total: 46.4Model total: 48 (under 50%)
Simulated combined points. Two elite defenses pull the projection well under the market total.
The biggest overachiever in the sport
Here is the case for doubting Indiana — and the case for being amazed by them. The Hoosiers field the 72nd-most talented roster in the country by recruiting rankings: roughly average nationally, and nowhere near the blue-chip collections of the teams they've been beating. Ohio State, third in talent, is exactly what its recruiting promises. So the question underneath this whole game is simple: do you trust a roster built on development and the transfer portal to do it one more time, against the best opponent it has seen? The scatter below puts every FBS team on the same plot — recruiting talent across, results up. Indiana lives where almost no one does.
Recruiting talent vs results — the whole sport
Every FBS team. Across = recruiting talent; up = our opponent-adjusted power rating. Top-left is the overachiever quadrant: winning without the blue-chip roster.
What the game turns on
When we perturb the simulation one factor at a time, one lever moves the result more than any other: the turnover battle. A two-giveaway swing is worth about 21 points of win probability here — double the effect of explosive plays and red-zone finishing. That tracks with how each team actually wins: in the sims where Indiana comes out on top, it wins the turnover margin; when Ohio State wins, it's because the giveaways came out even and its defense held. If you're watching one thing on Saturday, watch who protects the ball.
What the game turns on
Turnover margin21 pts
Explosive-play edge13 pts
Red-zone TDs vs FGs11 pts
Field-position / special teams8 pts
How far each factor swings the win probability when it breaks one way vs the other. The top bar is the X-factor — the thing most worth watching.
When they win, they…
Indiana
Ohio State
Score
31
30
Hold the opponent to
18
18
Turnover margin
+0.6
-0.1
How each team wins (the script when it does)
What 40,000 simulations say
Add it all up and you get a game with a low ceiling for separation. Nearly half the simulations finish inside one score, a blowout in either direction shows up only one time in five, and the single most common final is essentially even. History of games with this profile agrees: in near-pick'em matchups with a similar total since 2014, half finished as one-score games and the underdog won outright 43% of the time. Whichever way you lean, this is not a game to be confident about.
Scenario
Likelihood
Indiana wins
52%
One-score game (≤8)
43%
Decided by 3 or fewer
18%
Under 46.4
50%
Either team wins by 20+
20%
Most likely final
Ohio State 17, Indiana 24
What 40,000 simulations say
Pattern
Rate
Finished as a one-score game
50%
Decided by 3 or fewer
22%
Underdog won outright
43%
Average final margin
12 pts
Went under the total
50%
History of games like this — near-pick'em (|spread| ≤ 5), total 41–55 (1286 games, 2014–24)
Our projection favors Indiana with a 54% win probability. The projected final score is Ohio State 20–Indiana 20.
What is the predicted score for Indiana vs Ohio State?
We project Ohio State 20–Indiana 20, a combined 39 points.
What is the spread for Indiana vs Ohio State, and which side does the model like?
The betting line is Ohio State −4. Our projection has Indiana winning by about 0, against the market's side.
Gridpex's desks are model-driven, AI-assisted columns. Every figure is generated from our own data and ratings — not invented. We don't fabricate reporters, quotes, or sources. Published Thu, Dec 4, 2025 · game-engine:deep-preview.
Gridpex's desks are model-driven, AI-assisted columns; every figure is generated from our own data, not invented. Model estimates are for informational and entertainment purposes only — not betting advice. If you or someone you know has a gambling problem, call 1-800-GAMBLER. Data: CollegeFootballData.
