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Matchup preview

Arizona vs BYU

Arizona visit BYU in Week 2. The model favors BYU by 10.1. Win probability, the tale of the tape, and the all-time series, all from real data.

Win probability
27%
73%

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

The read
Model analysis · September 9 · refreshed weekly

SP+ separates these Big 12 teams by 4.2 points, rating BYU 16.8 (18th) against Arizona 12.6 (24th), and the unit ranks echo it: BYU grades ahead on both sides, offense 18th to 24th and defense 19th to 25th. That edge translates to a projected BYU margin of 6.6 and a 66% model win probability. The consensus line sits a shade heavier at BYU -7.5, with a 47.8 total and a 68% implied number, so market and model agree on direction and differ by less than a point.

The ProphetX exchange pushes further, pricing BYU at -285 (74%) and Arizona at +255 (28%), a 6-point gap over the model on the favorite. Series history reinforces the lean: Arizona is 0-5 all-time against BYU, with the most recent meeting a 33-27 BYU win in 2025. Early results offer little separation, both opening with lopsided wins, Arizona 35-7 over Northern Arizona and BYU 63-7 over Utah Tech, against overmatched competition.

Season projections favor BYU across the board: 8 wins to Arizona's 7.7, and 28.4% to 15% on Playoff odds, though both carry identical 0.7% market title prices. The signal is consistent home favorite value with the exchange richest of the three.

Model, market and exchange all point to BYU, with the ProphetX price the most aggressive at 74% versus the model's 66%.

Matchup odds
Consensus line · 3 books
Spread
BYU -6.8
Total (O/U)
49
Favorite
BYU
Moneyline win probability (implied from the spread)
BYU
66%

Real consensus line across 3 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
Arizona1%-10 ptsvsBYU99%+10 pts
0%25%50%75%100%Arizona favoredBYU favoredAug 30Sep 2Sep 5Sep 8Sep 11Sep 13

Real daily prices from the market to win this game, shown as Arizona's win price; BYU's is 100 minus it (the same market's other side). Above the 50% line Arizona is favored, below it BYU 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 Sep 23.

Tale of the tape
Percentile vs FBS · 2025 stats, 2026 SP+
#38SP+SP+: Bill Connelly's tempo- and opponent-adjusted efficiency rating, expressed in points above average.#17
#29FPIFPI: ESPN's Football Power Index, an overall measure of team strength.#17
1688EloElo: a rating that rises or falls after each game based on the result and the quality of the opponent.1750
0.8%Title oddsDe-vigged consensus probability to win the national title, averaged across the prediction markets we track.0.8%
ArizonaBYUsolid = 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
BYU lead 5-0
BYU have won the last 5
20162025
Head to head
Every meeting in our records
2025
33-27
BYU
at Arizona
2024
41-19
BYU
at BYU
2021
24-16
BYU
neutral site
2018
28-23
BYU
at Arizona
2016
18-16
BYU
neutral site
More Week 2 matchups
Model previews for the rest of the slate
FAQ

Frequently asked questions

How do I trade the Arizona vs BYU game?

Kalshi lists winner markets for college football games. Sign up with code FADE (trade $25, get up to $500), open the Arizona vs BYU 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 Arizona and BYU play?

Week 2 of 2026, on Sep 12, 2026 at BYU.

Who is favored?

The model projects BYU by 10.1 (73% win probability), from SP+ ratings.

What is the all-time series?

BYU lead 5-0 over the meetings in our records.

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

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