Red Sox Vs Mariners: MLB Betting Odds, Trends & Stats – September 15, 2021

Posted By Staff on September 15, 2021

Rafael Devers and Kyle Seager go head-to-head in a showdown of top-10 power hitters when the Boston Red Sox (82-65) and the Seattle Mariners (78-67) play at 4:10 PM ET on Wednesday. Devers has 34 homers (sixth in league) for the Red Sox, while Seager is sixth with 34 round-trippers for the Mariners. Tanner Houck gets the starting nod for Boston (-125 to win), and Marco Gonzales is Seattle’s (+105) choice to start.

The betting insights and predictions in this article reflect betting data from DraftKings as of September 15, 2021, 3:00 PM ET. See table below for current betting odds and CLICK HERE to bet at DraftKings Sportsbook.

Red Sox vs Mariners Betting Odds

Pitching Matchup

Houck (BOS) Pitcher Gonzales (SEA)
0 – 4 W/L 8 – 5
53.1 IP 118.1
3.54 ERA 4.03
1.160 WHIP 1.210
10.6 K/9 6.7
2.4 BB/9 2.4

Red Sox Probable Starter Tanner Houck

  • Houck (0-4 with a 3.54 ERA and 63 strikeouts in 53 1/3 innings pitched) gets the start for the Red Sox, his 12th of the season.
  • In his last time out on Saturday, the righty threw 3 2/3 innings against the White Sox, giving up three earned runs while surrendering four hits.
  • The opposing Mariners offense has the 26th-ranked slugging percentage (.382) and is 12th in MLB play with 181 home runs. They have a collective .223 batting average, and are last in the league with 1068 total hits and 22nd in MLB play scoring 617 runs.
  • The Red Sox are 4-4 in Houck’s eight starts this season with Boston as the moneyline favorite.

Starting pitcher projections reflect team information as of September 15, 2021 at 3:50 PM ET and may change up to the start of game.

Mariners Probable Starter Marco Gonzales

  • The Mariners will send Gonzales (8-5) to the mound for his 22nd start this season.
  • The left-hander last pitched on Saturday, when he gave up no earned runs and allowed four hits in six innings against the Diamondbacks.
  • The Red Sox rank third in MLB with a .260 batting average this season. They have a team slugging percentage that ranks second in the league (.447) and 197 home runs.
  • His team has been victorious in 53.8% of the games he’s started as the moneyline underdog with a record of 7-6.

Starting pitcher projections reflect team information as of September 15, 2021 at 3:50 PM ET and may change up to the start of game.

Red Sox Stats vs Gonzales

Player AB AVG H HR RBI OBP OPS
José Iglesias 11 .545 6 1 2 .545 1.636
Rafael Devers 8 .375 3 0 1 .375 .875
J.D. Martinez 8 .500 4 1 2 .500 1.375
Xander Bogaerts 6 .333 2 0 0 .500 1.167
Christian Vázquez 5 .400 2 0 1 .400 1.200
Travis Shaw 2 .500 1 1 1 .500 2.500
Hunter Renfroe 2 .500 1 0 0 .500 1.500
Kike Hernández 2 .000 0 0 0 .000 .000
Kyle Schwarber 1 1.000 1 0 0 1.000 2.000

Red Sox Betting Trends

  • The Red Sox average 4.4 runs per road game while scoring 5.7 per contest at home.
  • The Red Sox score the fourth-most runs in baseball (743 total, 5.1 per game).
  • The Red Sox have been favored on the moneyline 95 total times this season. They’ve gone 55-40 in those games.
  • Boston is 42-29 (winning 59.2% of its games) when it has played as a moneyline favorite of -125 or shorter.
  • Boston has played in 147 games with set over/under, and has combined with opponents to go over the total 67 times (67-77-3).
  • Boston was the moneyline favorite in seven of its last 10 games, and went 3-4 in those matchups.
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Mariners Betting Trends

  • The Mariners have scored 617 runs (4.3 per game) this season, which ranks 22nd in MLB.
  • In 74 home games this season, they’ve scored 4 runs per contest compared to the 4.5 per game they score away from T-Mobile Park.
  • This season, the Mariners have won 58 out of the 105 games, or 55.2%, in which they’ve been the underdog.
  • Seattle has a record of 48-42, a 53.3% win rate, when they’re set as an underdog of +105 or more by sportsbooks this season.
  • Seattle’s games have gone over the total in 73 of their 144 chances.
  • Seattle has played as the underdog in five of its past 10 games and has gone 2-3 in those contests.

Red Sox Players to Watch

  • Devers has racked up a team-high 34 home runs and 105 runs batted in.
  • Among qualified batters in baseball, Devers’ 145 hits rank 25th, his 34 HR rank sixth, his 105 RBI rank third, and his .539 SLG ranks fifth.
  • J.D. Martinez has 37 doubles, three triples, 26 home runs and 45 walks while hitting .283.
  • Martinez ranks 21st in hits (147), 15th in RBI (91), and third in SLG (.516) among the qualifying batters in MLB.

Red Sox Batting Stats (2021)

Player AB AVG R HR RBI OBP OPS
Rafael Devers 527 .275 89 34 105 .346 .885
J.D. Martínez 519 .283 85 26 91 .340 .856
Alex Verdugo 499 .289 83 13 57 .349 .782
Xander Bogaerts 475 .301 81 21 71 .368 .877
Hunter Renfroe 464 .259 78 27 85 .316 .812
Kiké Hernández 449 .249 73 17 52 .334 .782
José Iglesias 424 .257 57 8 41 .293 .666
Christian Vázquez 421 .261 48 6 43 .313 .662
Bobby Dalbec 380 .242 45 22 72 .295 .784
Kyle Schwarber 362 .260 63 29 64 .359 .903

Mariners Players to Watch

  • Ty France has been key for Seattle with 16 home runs, 62 RBI and a batting average of .286 this season.
  • France ranks 24th in hits (146), and 24th in AVG (.286) among qualified hitters in MLB.
  • Mitch Haniger has 141 hits and an OBP of .319 to go with a slugging percentage of .478 this season.

Mariners Batting Stats (2021)

Player AB AVG R HR RBI OBP OPS
Mitch Haniger 552 .255 100 33 83 .319 .797
J.P. Crawford 547 .269 79 8 46 .333 .702
Kyle Seager 538 .208 69 34 94 .286 .728
Ty France 510 .286 72 16 62 .357 .794
Dylan Moore 298 .174 35 12 40 .271 .607
Luis Torrens 296 .233 34 14 40 .295 .724
Jarred Kelenic 279 .158 28 10 31 .236 .533
Tom Murphy 244 .201 32 11 31 .300 .669
Jake Fraley 181 .210 24 9 31 .350 .731
Jake Bauers 167 .234 17 1 12 .304 .579

Red Sox vs Mariners Player Props

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