• The Mariners are -105 favorites vs the Rays
• Mariners vs Rays Over / Under today: 7.5 Runs
• Mariners / Rays TV Channel: MRTV | RATV

The Seattle Mariners (-105) visit Tropicana Field to take on the Tampa Bay Rays (-115) on July 11, 2026. First pitch is scheduled for 4:10 pm in St. Petersburg, FL.

This season, the Mariners are 47-48 against the spread (ATS), while the Rays are 54-38 ATS.

Mariners vs Rays Starting Pitchers Today:

• Mariners starting pitcher: Logan Gilbert 7-5, 3.18 ERA
• Rays starting pitcher: Griffin Jax 4-6, 3.58 ERA

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

Mariners vs Rays Prediction for Today’s Game

Based on recent trends the model predicts the Rays will win Saturday‘s MLB game with 53.1% confidence, factoring in game simulations, recent player performances, starting pitchers and injuries.

Bet now on Mariners vs Rays and all games with BetMGM

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

Best Mariners Player Prop Bets Today:

• Cole Young has hit the Home Runs Over in 3 of his last 10 away games (+16.00 Units / 160% ROI)
• Luke Raley has hit the Runs Under in 21 of his last 25 games (+14.35 Units / 31% ROI)
• J.P. Crawford has hit the Walks Under in 20 of his last 25 away games (+13.05 Units / 35% ROI)
• Josh Naylor has hit the Singles Over in 19 of his last 25 away games (+10.30 Units / 31% ROI)
• J.P. Crawford has hit the Hits Runs and RBIs Over in 15 of his last 20 away games (+9.10 Units / 38% ROI)

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

Best Rays Player Prop Best Bets Today:

• Richie Palacios has hit the Home Runs Over in 2 of his last 5 games (+17.00 Units / 340% ROI)
• Taylor Walls has hit the Hits Runs and RBIs Over in 18 of his last 25 games (+12.75 Units / 42% ROI)
• Taylor Walls has hit the Runs Over in 12 of his last 20 games (+11.80 Units / 59% ROI)
• Jonathan Aranda has hit the Total Bases Over in 16 of his last 25 games at home (+9.70 Units / 34% ROI)
• Junior Caminero has hit the Singles Under in 15 of his last 20 games (+9.35 Units / 40% ROI)

Mariners Best Bets Today:

• The Seattle Mariners have hit the Team Total Under in 33 of their last 50 away games (+12.95 Units / 22% ROI)
• The Seattle Mariners have hit the 1st Five Innings (F5) Team Total Under in 16 of their last 23 games (+8.40 Units / 30% ROI)
• The Seattle Mariners have hit the Game Total Over in 15 of their last 24 away games (+6.55 Units / 25% ROI)
• The Seattle Mariners have covered the Run Line in 17 of their last 35 away games (+2.15 Units / 5% ROI)

Rays Best Bets Today:

• The Tampa Bay Rays have covered the Run Line in 30 of their last 45 games at home (+24.75 Units / 49% ROI)
• The Tampa Bay Rays have hit the Moneyline in 33 of their last 45 games at home (+16.45 Units / 27% ROI)
• The Tampa Bay Rays have hit the Team Total Over in 30 of their last 45 games at home (+12.95 Units / 24% ROI)
• The Tampa Bay Rays have hit the 1st Five Innings (F5) Team Total Over in 26 of their last 40 games at home (+12.60 Units / 27% ROI)
• The Tampa Bay Rays have covered the 1st Five Innings (F5) Run Line in 29 of their last 45 games at home (+11.30 Units / 22% ROI)

Mariners Against the Spread (ATS) Record

Against the spread this season, the Mariners are 38-57 against the Run Line (-10.7 Units / -10.4% ROI).

• 47-48 when betting on the Moneyline for -14.95 Units / -11.55% ROI
• 46-46 when betting on the total runs Over for -4.4 Units / -4.2% ROI
• 46-46 when betting on the total runs Under for -4.35 Units / -4.16% ROI

Rays Against the Spread (ATS) Record

Against the spread this season, the Rays are 54-38 against the Run Line (+24.05 Units / 21.63% ROI).

• 55-37 when betting on the Moneyline for +12.15 Units / 10.61% ROI
• 41-47 when betting on the total runs Over for -10.45 Units / -10.38% ROI
• 47-41 when betting on the total runs Under for +1.65 Units / 1.62% ROI

Rays vs Mariners Home Run Prop Bets Today

Rays vs Mariners Total Hits Prop Bets Today

Rays vs Mariners Strikeout Prop Bets Today

Mariners Keys to the Game vs. the Rays

The Mariners are just 7-18 (.280) vs the top 10 runs allowed teams this season Today, they face Rays (ninth in runs allowed).

The Mariners are just 1-38 (.026) when trailing entering the 8th inning this season — 4th lowest in MLB; League Avg: .097.

The Mariners are just 1-42 (.023) when trailing entering the 9th inning this season — 4th lowest in MLB; League Avg: .054.

The Mariners are 27-15 (.643) when tied entering the 7th inning since the 2025 season — best in MLB; League Avg: .500.

Rays Keys to the Game vs. the Mariners

The Rays are 34-14 (.708) at home this season — best in MLB; League Avg: .522.

The Rays are 29-9 (.763) vs bottom 10 scoring offenses this season Today, they face the Mariners (27th in runs scored).

The Rays are 55-37 (.598) this season — 3rd best in MLB; League Avg: .500.

The Rays are 36-18 (.667) after a win this season — 2nd best in MLB; League Avg: .514.

Mariners Hitting Stats & Trends

The Mariners are batting just .209 against LHP this season — lowest in MLB.

Mariners hitters are slugging just .328 against LHP this season — lowest in MLB.

Mariners hitters have an OPS of just .621 (980 PA’s) against LHP this season — lowest in MLB.

Mariners hitters have 48 extra-base hits out of 179 total hits (just 27%) against LHP this season — lowest in MLB.

Rays Hitting Stats & Trends

Rays hitters have missed on just 20% of swings this season — best in MLB.

Rays hitters have struck out in just 18% of their PA’s against LHP this season — 3rd best in MLB.

Rays hitters have 235 extra-base hits out of 795 total hits (just 30%) this season — lowest in MLB.

Rays hitters are slugging .288 on pitches out of the zone this season — best in MLB.

Mariners Pitching Stats & Trends

Mariners pitchers have walked 7% of batters this season — best in MLB.

Mariners pitchers have a first-pitch strike rate of 66% this season — highest in MLB.

Mariners pitchers have walked 6% of batters when facing the leadoff batter in the inning this season — best in MLB.

Mariners pitchers have thrown at least two strikes in their first three pitches to 69% of opposing batters this season — highest in MLB.

Rays Pitching Stats & Trends

Rays pitchers have walked 7% of batters this season — 2nd best in MLB.

Rays pitchers have walked 6% of batters when facing the leadoff batter in the inning this season — 2nd best in MLB.

Opponents have a groundball rate of just 41% against Rays pitchers this season — tied for 5th lowest in MLB.

Rays pitchers have 120 three-pitch strikeouts this season — tied for 5th fewest in MLB.

More MLB Reading:

• Home Run Predictions Today
• Best NRFI Bets Today
• Strikeout Props Today
• MLB Starting Pitchers Today

Bet now on Mariners vs Rays and all games with BetMGM

Bet on MLB Odds at BetMGM

Sportsbook promos are always available at BetMGM. For new customers, check out the sportsbook welcome offer and BetMGM Refer a Friend. For existing customers, there are Odds Boosts, Parlay Boosts, contests and more.