- Matchup: Seattle Mariners vs Boston Red Sox
- Date: Tuesday, September 1, 2026
- Venue: Fenway Park, Boston, MA
- Broadcast: NESN
- Betting Odds: Seattle (+110) Boston (-130)
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The Seattle Mariners (64-73) are set to face the Boston Red Sox (74-63) at Fenway Park this Tuesday. The current moneyline for the game has Seattle at +110, while Boston opens at -130. The total runs line is set at 9. Pitching for each team are Bryan Woo and Sonny Gray.
This season, Seattle has managed a slugging percentage of .372 and amassed 1,193 strikeouts while earning 459 walks. They have brought home 511 RBIs and collected 1,024 hits, giving them a batting average of .227. As a team, the Mariners have recorded 160 doubles and 157 home runs, resulting in a total of 530 runs scored and an on-base percentage of .307. Averaging 3.9 runs per game, the Mariners find themselves ranked 30th in the league.
The Mariners’ pitching staff boasts a K/BB ratio of 3.22 and a WHIP of 1.24. They have surrendered 161 home runs and 602 runs cumulatively (14th in MLB). Additionally, Seattle has allowed 1,144 hits (8.5 per 9 innings) along with 558 earned runs. The team carries a season ERA of 4.16 (16th in MLB) and has struck out 1,157 batters. The Mariners have issued 359 walks, and their FIP stands at 3.94 for the season.
Seattle’s bullpen holds a save rate of 57.7%, entering 123 save scenarios. They have completed 30 saves this season but have blown 22 of 52 chances. The relievers have inherited 138 runners, with 31.2% of them scoring. Mariners relievers have been brought into play with runners on base 98 times, appearing in high-stress situations 137 times. Seattle has deployed 415 relief pitchers this campaign, achieving a total of 70 holds (20th in MLB).
The Mariners are converting 69.2% of balls in play into outs over their 10,872 innings pitched, placing them 23rd in the league. They have tallied 3,624 putouts, 1,122 assists, and 70 errors, resulting in a fielding percentage of .985, ranking 16th overall. The team has executed 112 double plays this year.
Pitcher Bryan Woo has logged 537 innings in his MLB tenure, racking up 534 strikeouts. With a career record of 37-24, Woo has a FIP of 3.46 and has faced 2,155 batters. His ERA stands at 3.52 (210 earned runs) with a WHIP of 1.012. He has given up 434 hits (7.3 hits per 9 innings) while allowing 110 walks.
The Boston Red Sox have a slugging rate of .403 and average 4.45 runs per game (16th in MLB). They have contributed 247 doubles, 440 walks, and scored 609 runs. Boston has hit 138 home runs this season and registered 581 RBIs, while being struck out 1,105 times (22nd in MLB), with a total of 1,142 hits. Their on-base percentage stands at .323 with a team batting average of .249 for the year.
The Red Sox pitching team has a WHIP of 1.232 and a FIP of 3.69. Their strikeout-to-walk ratio is an impressive 8.60 (1,168 strikeouts versus 394 walks). Ranking 15th in total hits allowed, they have given up 1,105 hits and 133 home runs while yielding just 3.88 runs per 9 innings (5th in MLB). Their season ERA is 3.57 (483 earned runs allowed).
Boston holds an impressive save rate of 75.5% and has used 420 relievers throughout the season. Their bullpen has faced high-leverage situations 125 times, with 108 instances having runners on base. Out of 133 save opportunities, the Red Sox have achieved 82 holds and blown 12 saves. Their bullpen has succeeded in 37 of 49 save chances, and they have a 30.3% inherited runner score percentage from 145 inherited base runners.
Defensively, the Red Sox have completed 98 double plays and maintain a fielding rate of .985 (18th in MLB). They have tallied 1,185 assists, made 75 errors, and accounted for 3,652 putouts this year. Out of 10,956 innings, they have a defensive efficiency of 69.5% (21st in professional baseball).
Throughout his career, Sonny Gray has given up 1,807 hits while amassing 2,053 strikeouts over 2,061 innings pitched. With a career record of 141-106, Gray holds an earned run average of 3.53, allowing 7.9 hits per nine innings. He has conceded 808 earned runs, with a WHIP of 1.196 and a FIP of 3.5. His strikeout-to-walk ratio stands at 3.12, having faced 8,538 opposing hitters throughout his career.
Who will take victory in tonight’s MLB matchup against the spread or moneyline?
Selection: Take Seattle (+110)
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