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Matchup preview

South Alabama vs Arkansas State

South Alabama visit Arkansas State in Week 6. The model favors Arkansas State by 5.5. Win probability, the tale of the tape, and the all-time series, all from real data.

Win probability
37%
63%

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

The read
Model analysis · October 7 · refreshed weekly

SP+ makes Arkansas State the clear side, rating it -9.5 (ranked 107) against South Alabama at -15.4 (ranked 121), a 5.9-point edge that translates to a projected 8.3-point margin and a 69 percent win probability. The market sees a far tighter game: a consensus Arkansas State -1.5 with a 58.5 total implies just 54 percent, and the ProphetX exchange prices the host at -112 (53 percent) against South Alabama +111 (47 percent). That roughly 15-point probability gap between model and market is the central disagreement here.

The unit ranks temper the model's conviction. Arkansas State pairs the #93 offense with the #110 defense, while South Alabama counters with a stronger #88 offense but a #136 defense, the weakest number on the board. Form is split: South Alabama is 3-2 with wins scoring 39, 41 and 52, while Arkansas State sits 2-3, its wins a 52-7 rout of West Georgia and narrow holds over Kennesaw State and nothing else close. Both projections land at 6.1 wins.

The series is dead even at 6-6, and the 2025 meeting went to Arkansas State 15-14, reinforcing a matchup that rarely separates despite the ratings.

The model backs Arkansas State at 69 percent, but the market and a 6-6 series price this as a coin flip near 53 percent.

Matchup odds
Consensus line · 2 books
Spread
ARST -3
Total (O/U)
60.3
Favorite
ARST
Moneyline win probability (implied from the spread)

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
South Alabama99%+18 ptsvsArkansas State1%-18 pts
0%25%50%75%100%South Alabama favoredArkansas State favoredSep 28Oct 4Oct 6Oct 8Oct 9

Real daily prices from the market to win this game, shown as South Alabama's win price; Arkansas State's is 100 minus it (the same market's other side). Above the 50% line South Alabama is favored, below it Arkansas State 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 Oct 16.

Tale of the tape
Percentile vs FBS · 2025 stats, 2026 SP+
#112SP+SP+: Bill Connelly's tempo- and opponent-adjusted efficiency rating, expressed in points above average.#104
#105FPIFPI: ESPN's Football Power Index, an overall measure of team strength.#101
1336EloElo: a rating that rises or falls after each game based on the result and the quality of the opponent.1317
-Title oddsDe-vigged consensus probability to win the national title, averaged across the prediction markets we track.-
South AlabamaArkansas Statesolid = 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
Arkansas State have won the last 2
20162025
Head to head
Every meeting in our records
2025
15-14
Arkansas State
at South Alabama
2024
18-16
Arkansas State
at Arkansas State
2023
21-14
South Alabama
at South Alabama
2022
31-3
South Alabama
at Arkansas State
2021
31-13
South Alabama
at South Alabama
2020
38-31
South Alabama
at Arkansas State
2019
34-30
South Alabama
at South Alabama
2018
38-14
Arkansas State
at Arkansas State
2017
24-19
South Alabama
at South Alabama
2016
17-7
Arkansas State
at Arkansas State
2015
49-31
Arkansas State
at South Alabama
2014
45-10
Arkansas State
at Arkansas State
More Week 6 matchups
Model previews for the rest of the slate
FAQ

Frequently asked questions

How do I trade the South Alabama vs Arkansas State game?

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

Week 6 of 2026, on Oct 8, 2026 at Arkansas State.

Who is favored?

The model projects Arkansas State by 5.5 (63% 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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