Seattle Mariners at Boston Red Sox Betting Preview

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The Boston Red Sox are playing host to the Seattle Mariners at Fenway Park. This AL matchup is going to be televised nationally on Fox and the game gets underway 7:15 p.m. ET.

Seattle Mariners vs. Boston Red Sox Odds

Boston (-170) is hosting this one as the favorite over Seattle (+160) and Vegas has put the Over/Under for this night game at 9 runs (-120 for the over and +100 for the under). Gamblers can also wager on the games runline with the odds sitting at -135 for the Mariners +1.5 runs and +115 for the Red Sox -1.5.

The Red Sox are 51-26 straight up (SU) and 42-34 against the spread (ATS). They’ve gained 11.4 units for moneyline bettors and 7.3 units (ATS). Boston has a 3-4 ATS record over its last seven games and the over has hit in four of those seven. The Mariners are 46-30 SU and have gone 39-36 ATS. In total, the teams gained 14.6 units for moneyline gamblers and 1.0 units ATS. Seattle is 3-4 ATS over its last seven games and the under has hit in four of those seven.

Boston games have an over/under record of 36-38-2 so far in 2018. Seattle has an over/under record of 39-35-1.

Right-hander Mike Leake is the projected starter for the visiting Mariners. Leake (7-4, 4.47 ERA) has recorded 55 strikeouts in 92.2 innings so far. He’s 0-1 with a 7.50 ERA against Boston this year.

The Red Sox will put the ball in the left hand of Eduardo Rodriguez (9-1, 3.59 ERA, 1.24 WHIP), who’s got 90 strikeouts and 24 walks this season. Rodriguez is 1-0 with nine strikeouts and a 3.00 ERA in one start against Seattle this year.

As a unit, Boston’s pitching staff has allowed 3.7 runs per game overall this year. Its starters have an ERA of 3.74, a WHIP of 1.20 and a strikeouts-per-nine of 9.6. The bullpen has recorded a solid ERA of just 3.15, a WHIP of 1.20 and a K/9 of 9.7.

The Boston hitters are putting up 5.2 runs per outing, including 5.4 per game over its last 10 games and 7.0 per game over their last five. The team has hit .324/.392/.505 over its last five matchups and is 3-2 SU during that stretch.

J.D. Martinez and Andrew Benintendi have led the Red Sox offense this year. Martinez is slashing .324/.393/.644 with 23 home runs, 60 RBIs and 51 runs scored, while Benintendi is hitting .295 with 13 homers, 50 RBIs, 55 runs and 12 stolen bases.

In the other dugout, Seattle’s pitchers have allowed 4.3 runs per game and its starters own a 4.15 ERA, 1.25 WHIP and 7.95 K/9. The bullpen has managed an ERA of 3.98, along with a WHIP of 1.25 and a K/9 of 10.06.

The Mariners offense has slashed .259/.323/.423 on its way to 4.4 runs scored per game this year, including 4.6 runs per game over the teams last 10 games and 4.6 per game over the teams last five outings (0-5 SU).

Seattle’s offensive production has been sparked by shortstop Jean Segura and right fielder Dee Gordon. The speedy Segura is slashing .334/.359/.480 with six home runs, 44 RBIs, 52 runs and 14 stolen bases, while Gordon is hitting .294/.316/.364 with one homers, 17 RBIs, 34 runs and 19 stolen bases.

The Mariners have lost 1.3 units and are 13-12 ATS when facing a lefty starter this season. The over has hit in 11 of those games, compared to 13 that’ve gone under in such games. On the other hand, the Red Sox have netted 15.2 units and are 35-24 ATS when facing a righty starter. The overs cashed in 29 of those games, compared to 28 that went under the total.

Seattle Mariners vs. Boston Red Sox MLB Tip

Predictions: SU Winner – Red Sox, ATS Winner – Mariners, O/U – OVER

Betting Trends

  • The under has cashed in four of Seattle’s last seven games.
  • The Mariners have hit 15 home runs in their last 10 games. The Red Sox have hit 13 over their last 10.
  • Seattle has recorded 23.2 runs + hits + errors per game over its last 10 outings and 21.8 over its last five.