Wed, Sep 2 · 8:11 PM ET

Seattle Mariners vs Boston Red Sox: prediction & pick

The model has run the numbers on Seattle Mariners at Boston Red Sox and it likes Boston Red Sox. Our projection has BOS favored by roughly 0.1 runs, a win probability near 51%, and a projected final of SEA 4 – BOS 4.

Against the run line

The market opened at -1.5 on the home side, but our projected margin is far enough from that number to flag value. The recommendation is SEA +1.5, an edge of about 1.4 runs in our favor.

Total (over/under)

For the over/under, our pace-adjusted projection lands near 8.2 runs against the posted 8.5. That's too tight to bet with confidence — the total is best left alone here.

The projection

Running the matchup through the model produces a projected final score of SEA 4 – BOS 4, built from each team's power rating, home-field advantage, and pace. See how the model works for the full methodology.

Betting involves risk. Lines move — always confirm the current number at your sportsbook before betting. 21+ where legal.

Bottom line: the model rates this a Strong play at 81% confidence. As always, shop for the best available number and size the bet to your bankroll — a single game never makes or breaks a season.