Houston Astros vs Detroit Tigers Prediction, 8/18/2025 MLB Picks, Best Bets & Odds

Game: Houston Astros vs Detroit Tigers

Date: Monday, August 18, 2025

Location: Comerica Park in Detroit, MI

TV: FanDuel Sports Network Detroit

Odds/Point Spread: Houston (+162) Detroit (-196)

The Detroit Tigers (71-52) will go up against the Houston Astros (68-53) at Comerica Park on Monday. The line on this contest has Houston at +162 while Detroit opens at -196. The over/under is set at 8.5. The pitchers taking the mound are Spencer Arrighetti and Jack Flaherty.

As a unit, the Houston Astros are putting up 4.3 runs/g, which has them at 16th in the league. They have earned a total of 525 runs and hold an OBP of .322. The Astros have accounted for 189 two-baggers as a team and have knocked 135 balls out of the park. They have recorded 502 runs batted in as well as 1,057 hits this season, while their team batting average is at .258. Houston is slugging .408 and have been called out on strikes 942 times, while being walked on 352 occasions.

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They have a K/BB ratio of 3.13 and the pitching staff has a team WHIP of 1.20. Astros pitchers have allowed 142 home runs in addition to 480 total runs (6th in MLB). Houston has surrendered 928 base hits (7.8 per 9 innings) as well as 450 earned runs. The Astros have an ERA of 3.76 so far this year (9th in the league), and the staff has rung up 1,147 hitters. Their pitching staff has walked 366 players from the other team and their FIP is 3.84 as a squad this year.

The Astros bullpen have accumulated a save rate of 75.0% and stepped onto the hill in 122 save situations. The relief pitchers have inherited 121 runners this season and 26.4% of them ended up crossing the plate. Astros relief pitchers have come into the game with opponents on base 89 times as well as having 119 appearances in high leverage situations. The Astros have dispatched 377 relievers to the mound on the season. The relievers have recorded 72 holds over the course of the season (11th in baseball). They have compiled 36 saves over the course of the season and have blown 12 of their 48 save chances.

The Detroit Tigers have amassed 3,228 putouts thus far, as well as 946 assists and 49 errors. Their fielding rate is holding steady at .988 which has them sitting 6th in MLB, and they have turned 76 double plays. The Astros have converted 70.7% of baseballs in play into outs out of their 9,684 innings, which has them sitting at 11th in baseball.

Arrighetti has taken the ball for 163 innings and has accumulated 187 punch outs during his MLB career. His earned run average is 4.75 (86 ER's allowed) and his career WHIP is 1.416. He has surrendered 155 base hits (8.6 hits per 9 innings) and has 76 free passes. Arrighetti (8-16 career mark) sits with a FIP of 4.67 and he has faced 716 batters during his time in the major leagues.

The Detroit Tigers have an OBP of .316 as well as a team batting average of .249 on the campaign. They have struck out on 1,085 occasions (4th in baseball) and have notched a total of 1,031 base knocks. Detroit has 158 home runs on the year to go along with 568 runs batted in. The Tigers hold a team SLG% of .421 and they are recording 4.78 runs per contest (8th in MLB). They have recorded 189 doubles, while walking 372 times and scoring 588 runs.

The Detroit pitching staff have conceded 511 runs for the year while holding an ERA of 3.83 (464 earned runs yielded). They have conceded 138 long balls and they surrender 4.22 runs per 9 innings (11th in the league). The Tigers have a team WHIP of 1.224 and are the owners of a FIP of 3.93 as a squad so far this year. They currently have a strikeout to walk ratio of 8.60 (1,048 strikeouts vs 351 free passes). They are currently ranked 15th in the league as a staff in total hits conceded with 985.

Detroit relief pitchers hold an inherited score rate of 27.4% out of their 186 inherited runners. Their relief pitchers have come in 104 times in high leverage situations and also on 134 occasions with runners on. With 109 save situations, the Tigers have tallied 57 holds in addition to 16 blown saves. They are ranked 7th in baseball with a save percentage of 67.3%, and they have dispatched 379 bullpen pitchers onto the diamond on the year. Detroit has called on relievers to enter the game in 49 save opportunities and they have walked away with 33 saves.

Out of their 9,822 innings on the diamond, the Tigers have accumulated a efficiency on defense of 70.3% (13th in the majors). The Detroit Tigers have turned 96 double plays and own a fielding percentage of .987 (13th in pro baseball). The Tigers have 1,044 assists, 58 errors and have accounted for 3,274 putouts this season.

Flaherty (61-53 win-loss record in his career) holds a 3.79 earned run average while allowing 7.6 hits per nine innings. He has a strikeout to walk ratio of 3.21 and he has gone up against 3,970 opposing batters in his MLB career. He has conceded a total of 401 earned runs while earning a WHIP of 1.200 and a FIP of 3.7. In his MLB career, Flaherty has given up 803 hits and he has 1,095 strikeouts in 953 innings.

Who will win tonight's MLB game against the spread or moneyline?

Josh Schonwald's Pick: Take Detroit (-196)

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