Astros vs Mariners Prediction, Odds & Player Prop Bets Today – MLB, Apr 7

Seattle Mariners left fielder Randy Arozarena throws to the infield during the third inning of a spring training baseball game against the Colorado Rockies Sunday, March 2, 2025, in Scottsdale, Ariz.
(AP Photo/Ross D. Franklin)
  • The Mariners are -170 favorites vs the Astros
  • Astros vs Mariners Over / Under today: 7 Runs
  • Astros / Mariners TV Channel: SCHN | RTNW | MLBN

The Houston Astros (+140) visit T-Mobile Park to take on the Seattle Mariners (-170) on Monday, April 7, 2025. First pitch is scheduled for 9:40pm EDT in Seattle, WA.

This season, the Astros are 4-5 against the spread (ATS), while the Mariners are 4-6 ATS.

Astros vs Mariners Starting Pitchers Today:

  • Astros starting pitcher: Hayden Wesneski 0-1, 5.41 ERA
  • Mariners starting pitcher: Logan Gilbert 0-1, 3.00 ERA

Astros vs. Mariners Odds, Run Line, Over/Under & Moneyline

SpreadOver / UnderMoneyline
Astros+1.5 -170O 7 +105+140
Mariners -1.5 +140U 7 -125-170

Astros vs Mariners Prediction for Today’s Game

Based on recent trends the model predicts the Mariners will win Monday‘s MLB game with 59.7% confidence, factoring in game simulations, recent player performances, starting pitchers and injuries.


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We’ve highlighted some favorite MLB player prop bets for Astros players for Monday‘s game, looking at profitable historical betting trends:

Best Astros Player Prop Bets Today:

  • Jose Altuve has hit the Home Runs Over in 2 of his last 5 games (+16.00 Units / 320% ROI)
  • Isaac Paredes has hit the Singles Over in 15 of his last 20 away games (+12.65 Units / 62% ROI)
  • Isaac Paredes has hit the Hits Over in 16 of his last 20 away games (+11.00 Units / 33% ROI)
  • Isaac Paredes has hit the Total Bases Over in 16 of his last 20 away games (+10.95 Units / 37% ROI)
  • Isaac Paredes has hit the Runs Over in 13 of his last 20 away games (+10.25 Units / 50% ROI)

And here are some favorite MLB player prop bets for Mariners players for Monday‘s game, looking at profitable historical betting trends:

Best Mariners Player Prop Best Bets Today:

  • Julio Rodriguez has hit the Home Runs Over in 3 of his last 7 games (+11.50 Units / 164% ROI)
  • Logan Gilbert has hit the Walks Allowed Under in 19 of his last 25 games (+11.35 Units / 27% ROI)
  • Julio Rodriguez has hit the Hits Under in 14 of his last 25 games at home (+10.05 Units / 35% ROI)
  • Randy Arozarena has hit the Singles Under in his last 10 games (+10.00 Units / 53% ROI)
  • Ryan Bliss has hit the Runs Under in his last 9 games (+9.00 Units / 42% ROI)
  • The Houston Astros have hit the Game Total Under in 85 of their last 146 games (+21.85 Units / 14% ROI)
  • The Houston Astros have hit the 1st Five Innings (F5) Moneyline in 30 of their last 51 games (+16.20 Units / 20% ROI)
  • The Houston Astros have covered the 1st Five Innings (F5) Run Line in 73 of their last 124 games (+14.95 Units / 10% ROI)
  • The Houston Astros have covered the Run Line in 58 of their last 105 games (+13.15 Units / 10% ROI)
  • The Houston Astros have hit the Moneyline in 28 of their last 45 away games (+9.20 Units / 17% ROI)
  • The Seattle Mariners have hit the Game Total Over in 34 of their last 58 games (+14.30 Units / 22% ROI)
  • The Seattle Mariners have hit the Moneyline in 45 of their last 71 games at home (+10.60 Units / 11% ROI)
  • The Seattle Mariners have covered the Run Line in 15 of their last 23 games (+8.95 Units / 31% ROI)
  • The Seattle Mariners have hit the Team Total Over in 15 of their last 21 games at home (+8.35 Units / 32% ROI)
  • The Seattle Mariners have hit the 1st Five Innings (F5) Moneyline in 18 of their last 31 games (+7.60 Units / 17% ROI)

Astros Against the Spread (ATS) Record

Against the spread this season, the Astros are 3-6 against the Run Line (-3.65 Units / -29.32% ROI).

  • 4-5 when betting on the Moneyline for -1.85 Units / -17.62% ROI
  • 3-5 when betting on the total runs Over for -2.75 Units / -27.09% ROI
  • 5-3 when betting on the total runs Under for +1.65 Units / 17.1% ROI

Mariners Against the Spread (ATS) Record

Against the spread this season, the Mariners are 4-6 against the Run Line (-2.7 Units / -19.93% ROI).

  • 3-7 when betting on the Moneyline for -6.05 Units / -44.49% ROI
  • 3-6 when betting on the total runs Over for -3.65 Units / -33.18% ROI
  • 6-3 when betting on the total runs Under for +2.7 Units / 24.43% ROI

Mariners vs Astros Home Run Prop Bets Today

Over Under
Yordan Alvarez (HOU) 0.5 +300 0.5 -400
Cal Raleigh (SEA) 0.5 +333 0.5 -450
Julio Rodriguez (SEA) 0.5 +360 0.5 -500
Christian Walker (HOU) 0.5 +425 0.5 -600
Luke Raley (SEA) 0.5 +425 0.5 -625

Mariners vs Astros Total Hits Prop Bets Today

Over Under
Julio Rodriguez (SEA) 0.5 -250 0.5 +185
Yordan Alvarez (HOU) 0.5 -190 0.5 +145
Yainer Diaz (HOU) 0.5 -185 0.5 +140
Cal Raleigh (SEA) 0.5 -175 0.5 +135
Jose Altuve (HOU) 0.5 -165 0.5 +130

Mariners vs Astros RBI Prop Bets Today

Over Under
Yordan Alvarez (HOU) 0.5 +155 0.5 -200
Cal Raleigh (SEA) 0.5 +165 0.5 -220
Julio Rodriguez (SEA) 0.5 +170 0.5 -225
Randy Arozarena (SEA) 0.5 +195 0.5 -275
Luke Raley (SEA) 0.5 +195 0.5 -275

Mariners vs Astros Strikeout Prop Bets Today

Over Under
Logan Gilbert (SEA) 6.5 -105 6.5 -120

Opponents had a swing rate of just 37% (198/537) against Hayden Wesneski on sliders in 2023 — 4th lowest in MLB among starting pitchers with at least 64 total IP; League Avg: 49% — fourth Percentile.

Hayden Wesneski allowed a slugging percentage of .722 (39 Total Bases / 54 ABs) on low fastballs in 2023 — 2nd highest in MLB among starting pitchers with at least 64 total IP; League Avg: .430 — first Percentile.

Opponents have a chase percentage of just 13% (5/39) against Hayden Wesneski this season — lowest in MLB among starting pitchers with at least 3 total IP; League Avg: 29% — 0 Percentile.

Opponents have a groundball rate of just 18% (2/11) against Hayden Wesneski this season — tied for 2nd lowest in MLB among starting pitchers with at least 3 total IP; League Avg: 42% — first Percentile.

Mariners Starting Pitcher Stats & Trends

Logan Gilbert has allowed an OBP of just .175 (315 PA’s) when going through the lineup the first time in a game since last season — best among qualified SPs in MLB; League Avg: .288 — 100th Percentile.

Right-handed hitters have a miss rate of 47% (24/51) against Logan Gilbert this season — best among qualified SPs in MLB; League Avg: 26% — 100th Percentile.

Logan Gilbert allowed an OPS of just .412 (297 PA’s) when going through the lineup the first time in a game in the 2024 season — best among qualified SPs in MLB; League Avg: .670 — 100th Percentile.

Logan Gilbert has allowed an OPS of just .417 (315 PA’s) when going through the lineup the first time in a game since last season — best among qualified SPs in MLB; League Avg: .667 — 100th Percentile.

Astros Keys to the Game vs. the Mariners

The Astros were just 0-56 (.000) when trailing entering the 9th inning in the 2024 season — tied for lowest in MLB; League Avg: .050.

The Astros were just 5-13 (.278) when tied entering the 8th inning in the 2024 season — 3rd lowest in MLB; League Avg: .500.

The Astros are just 12-23 (.343) when tied entering the 8th inning since last season — 3rd lowest in MLB; League Avg: .500.

The Astros are 95-69 (.579) on the road since last season — 2nd best in MLB; League Avg: .476.

Mariners Keys to the Game vs. the Astros

The Mariners were 58-5 (.921) when they scored 5 or more runs in the 2024 season — best in MLB; League Avg: .804.

The Mariners were 33-7 (.825) when they had 10 or more hits in the 2024 season — tied for 5th best in MLB; League Avg: .750.

The Mariners are 152-3 (.981) when leading entering the 9th inning since last season — best in MLB; League Avg: .950.

The Mariners were 18-1 (.947) when they had 5 or more XBH in the 2024 season — 3rd best in MLB; League Avg: .809.

Astros hitters averaged just 3.65 pitches per plate appearance against RHP in the 2024 season — lowest in MLB; League Avg: 3.89.

Astros hitters are slugging just .125 against LHP this season — lowest in MLB; League Avg: .382.

Astros hitters are averaging 4.60 pitches per plate appearance against LHP this season — highest in MLB; League Avg: 3.91.

15% of Astros’ hitters plate appearances have lasted only one pitch (963/6,435 PA’s) since last season — highest in MLB; League Avg: 12%.

The Mariners batted just .207 when facing the starting pitcher for the 3rd time in a game in the 2024 season — lowest in MLB; League Avg: .263.

The Mariners are batting just .206 when facing the starting pitcher for the 3rd time in a game since last season — lowest in MLB; League Avg: .261.

The Mariners are batting just .226 when facing the starting pitcher for the 3rd time in a game since the 2023 season — lowest in MLB; League Avg: .264.

The Mariners batted just .213 against LHP in the 2024 season — lowest in MLB; League Avg: .245.

Opponents have a miss rate of 28% against Astros pitchers since last season — 2nd best in MLB; League Avg: 25%.

Opponents have a miss rate of 28% against Astros pitchers since the 2023 season — 2nd best in MLB; League Avg: 26%.

Astros pitchers have a strikeout rate of 37% versus the bottom of the order this season — best in MLB; League Avg: 23%.

Astros pitchers walked 544 of 6,019 batters (9%) in the 2024 season — 4th highest in MLB; League Avg: 8%.

Mariners pitchers walked 76 of 1,441 batters (5%) when facing the leadoff batter in the inning in the 2024 season — best in MLB; League Avg: 7%.

Mariners pitchers allowed an OBP of just .251 (1,441 PA’s) when facing the leadoff batter in the inning in the 2024 season — best in MLB; League Avg: .305.

Mariners pitchers have walked 402 of 6,193 batters (7%) since last season — best in MLB; League Avg: 8%.

Mariners pitchers walked 369 of 5,801 batters (6%) in the 2024 season — best in MLB; League Avg: 8%.

More MLB Reading:


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Our BetMGM betting authors are experts who focus on individual game matchups & player prop bets with an emphasis on betting odds, lines & predictions.

Our BetMGM betting authors are experts who focus on individual game matchups & player prop bets with an emphasis on betting odds, lines & predictions.