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Matchup preview

Wisconsin vs Iowa

Wisconsin visit Iowa in Week 9. The model favors Iowa by 6.1. Win probability, the tale of the tape, and the all-time series, all from real data.

Win probability
36%
64%

Model win probability from SP+ ratings + home-field edge.

The read
Model analysis · October 28 · refreshed weekly

SP+ rates Iowa 12.4 (24th) against Wisconsin's 8.7 (40th), a gap that drives a projected Iowa margin of 6.1 and a 64 percent model win probability. The market is more cautious: Iowa -3.5 implies 58 percent, and the ProphetX exchange splits the difference at 61 percent (Iowa -158, Wisconsin +150 at 40 percent). So the model carries the heavier Iowa lean, with roughly a field-goal of daylight between its projected margin and the posted 3.5.

The unit ranks explain the 36.5 total. Both defenses sit in the top ten (Iowa 10th, Wisconsin 9th) while both offenses lag, Wisconsin 93rd and Iowa 62nd. That profile frames a low-scoring, defense-led game in which field position and possessions matter more than raw point production, and it rationalizes why the consensus total sits this low.

Series history is even at 6-6, but the last meeting was lopsided: Iowa won 37-0 in 2025. Resumes diverge in quality of losses. Wisconsin's two defeats came at Notre Dame (13-41) and at UCLA (7-17), with a road win at Penn State 24-20. Iowa's losses were tighter, 14-31 to Ohio State and 10-13 at Minnesota, alongside a 20-19 win at Michigan. The projections nearly match on wins, 8 for Wisconsin and 7.8 for Iowa, yet Iowa's Playoff odds (11 percent) dwarf Wisconsin's (6.1 percent).

Model backs Iowa harder than the market does, and the 6.1 projected margin sits a field goal clear of the posted 3.5.

Matchup odds
Consensus line · 2 books
Spread
IOWA -2.5
Total (O/U)
36.5
Favorite
IOWA
Moneyline win probability (implied from the spread)
Iowa
56%

Real consensus line across 2 sportsbooks. Spread and total are the current market number; the win probabilities are implied from the spread.

Matchup odds price history
The market to win this game · daily prices, colored by the favorite
Wisconsin1%-64 ptsvsIowa99%+64 pts
0%25%50%75%100%Wisconsin favoredIowa favoredOct 18Oct 21Oct 24Oct 27Oct 30Nov 1

Real daily prices from the market to win this game, shown as Wisconsin's win price; Iowa's is 100 minus it (the same market's other side). Above the 50% line Wisconsin is favored, below it Iowa is, and each candle takes the favored team's color. Kalshi shows open-high-low-close candles (filled body closed up, hollow closed down). As of Nov 7.

Tale of the tape
Percentile vs FBS · 2025 stats, 2026 SP+
#40SP+SP+: Bill Connelly's tempo- and opponent-adjusted efficiency rating, expressed in points above average.#24
#60FPIFPI: ESPN's Football Power Index, an overall measure of team strength.#18
1502EloElo: a rating that rises or falls after each game based on the result and the quality of the opponent.1937
-Title oddsDe-vigged consensus probability to win the national title, averaged across the prediction markets we track.0.7%
WisconsinIowasolid = better, faded = trailing
What these metrics mean
SP+. SP+: Bill Connelly's tempo- and opponent-adjusted efficiency rating, expressed in points above average.
FPI. FPI: ESPN's Football Power Index, an overall measure of team strength.
Elo. Elo: a rating that rises or falls after each game based on the result and the quality of the opponent.
Title odds. De-vigged consensus probability to win the national title, averaged across the prediction markets we track.
Off PPA. PPA (Predicted Points Added): the average point value each play adds. Higher is better for offense, lower for defense.
Success. Success rate: the share of plays that stay on schedule (roughly 50% of needed yards on 1st down, 70% on 2nd, 100% on 3rd/4th). Higher is better.
Explosive. Explosiveness: the average value of a team's successful plays, i.e. how big its good plays are when they hit.
Yards/game. Total yards gained per game.
Success allowed. How often the defense allows an on-schedule play (enough yards for the down). Lower is better.
Havoc. Havoc rate: the share of plays where the defense makes a tackle for loss, forced fumble, interception, or pass breakup.
Yards allowed. Total yards allowed per game. Lower is better.
Efficiency profile
Percentile vs FBS · 2025
Recent series
Series even 6-6
Iowa have won the last 4
20162025
Head to head
Every meeting in our records
2025
37-0
Iowa
at Wisconsin
2024
42-10
Iowa
at Iowa
2023
15-6
Iowa
at Wisconsin
2022
24-10
Iowa
at Iowa
2021
27-7
Wisconsin
at Wisconsin
2020
28-7
Iowa
at Iowa
2019
24-22
Wisconsin
at Wisconsin
2018
28-17
Wisconsin
at Iowa
2017
38-14
Wisconsin
at Wisconsin
2016
17-9
Wisconsin
at Iowa
2015
10-6
Iowa
at Wisconsin
2014
26-24
Wisconsin
at Iowa
More Week 9 matchups
Model previews for the rest of the slate
FAQ

Frequently asked questions

How do I trade the Wisconsin vs Iowa game?

Kalshi lists winner markets for college football games. Sign up with code FADE (trade $25, get up to $500), open the Wisconsin vs Iowa market when it posts, and buy YES on your side; the price in cents equals the market's implied win probability. You can sell before kickoff or settlement at the current price.

When do Wisconsin and Iowa play?

Week 9 of 2026, on Oct 31, 2026 at Iowa.

Who is favored?

The model projects Iowa by 6.1 (64% win probability), from SP+ ratings.

What is the all-time series?

Series even 6-6 over the meetings in our records.

Full schedule → · Both teams' playoff odds, from 10,000 simulations →

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