Red SoxvsMariners
Red Sox and Mariners are 3-3 this season head-to-head. The series is even. AI predictions in this matchup: 2/6 correct (33%). Mariners is on a 2-game winning streak in this matchup. Average scoring margin in this matchup is 3.2 runs. Over the last 5 meetings: Red Sox 2 wins, Mariners 3 wins. 1 games were decided by a single run.
Team Performance
Red Sox
3wins
Home 1W · Away 2W
AI picked this team to win 3 times — correct 1/3
Mariners
3wins
Home 1W · Away 2W
AI picked this team to win 3 times — correct 1/3
Season Average Factor Comparison
Red Sox 89games · Mariners 82games3.66
Starting Pitching
lower is better
3.82
0.318
Lineup Power
higher is better
0.304
3.66
Bullpen Stability
Elo Rating Trend Comparison
Elo change by game for both teams this season
Season Head-to-Head
2026
3-3
Red Sox wins — Mariners wins order (completed games only)
AI Prediction Performance (this matchup)
33%
2 / 6 games
Game Log
Margin
2026 Season
| Date | Matchup | Score | Prediction | Result |
|---|---|---|---|---|
| 2026-09-02 | Mariners vs Red Sox | 8-3 | Red Sox(75%) | Missed |
| 2026-09-01 | Mariners vs Red Sox | 9-6 | Red Sox(75%) | Missed |