Mariners vs Giants Prediction, Odds & Player Prop Bets Today – MLB, Apr 6

(AP Photo/Matt York)
  • The Giants are -125 favorites vs the Mariners
  • Mariners vs Giants Over / Under today: 7.5 Runs
  • Mariners / Giants TV Channel: NSBA | RTNW | MLBN

The Seattle Mariners (+105) visit Oracle Park to take on the San Francisco Giants (-125) on Sunday, April 6, 2025. First pitch is scheduled for 4:05pm EDT in San Francisco, CA.

This season, the Mariners are 3-6 against the spread (ATS), while the Giants are 7-1 ATS.

Mariners vs Giants Starting Pitchers Today:

  • Mariners starting pitcher: Bryan Woo 1-0, 1.50 ERA
  • Giants starting pitcher: Jordan Hicks 1-0, 0.00 ERA

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

SpreadOver / UnderMoneyline
Mariners+1.5 -210O 7.5 -115+105
Giants -1.5 +170U 7.5 -105-125

Mariners vs Giants Prediction for Today’s Game

Based on recent trends the model predicts the Giants will win Sunday‘s MLB game with 51.0% 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 Mariners players for Sunday‘s game, looking at profitable historical betting trends:

Best Mariners Player Prop Bets Today:

  • Julio Rodriguez has hit the Home Runs Over in 4 of his last 8 away games (+14.50 Units / 181% ROI)
  • Cal Raleigh has hit the Hits Over in 14 of his last 15 away games (+12.70 Units / 46% ROI)
  • Cal Raleigh has hit the Singles Over in 11 of his last 15 away games (+11.65 Units / 78% ROI)
  • Julio Rodriguez has hit the Runs Over in 12 of his last 15 away games (+10.05 Units / 65% ROI)
  • Cal Raleigh has hit the Hits Runs and RBIs Over in 12 of his last 15 away games (+8.95 Units / 52% ROI)

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

Best Giants Player Prop Best Bets Today:

  • Wilmer Flores has hit the Home Runs Over in 4 of his last 8 games (+21.80 Units / 272% ROI)
  • Heliot Ramos has hit the Total Bases Over in 7 of his last 8 games (+7.30 Units / 82% ROI)
  • LaMonte Wade Jr has hit the Singles Under in his last 6 games (+6.00 Units / 62% ROI)
  • Heliot Ramos has hit the Hits Runs and RBIs Over in 7 of his last 8 games (+6.00 Units / 62% ROI)
  • Heliot Ramos has hit the Hits Over in his last 6 games (+6.00 Units / 44% ROI)
  • The Seattle Mariners have hit the Game Total Over in 41 of their last 65 away games (+20.15 Units / 28% 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 1st Five Innings (F5) Moneyline in 21 of their last 37 away games (+8.70 Units / 17% ROI)
  • The Seattle Mariners have hit the Moneyline in 16 of their last 23 games (+7.65 Units / 25% ROI)
  • The Seattle Mariners have covered the 1st Five Innings (F5) Run Line in 31 of their last 53 away games (+6.40 Units / 10% ROI)
  • The San Francisco Giants have hit the Team Total Under in 20 of their last 27 games at home (+12.35 Units / 40% ROI)
  • The San Francisco Giants have hit the Game Total Over in 65 of their last 121 games (+8.95 Units / 7% ROI)
  • The San Francisco Giants have hit the 1st Five Innings (F5) Moneyline in 36 of their last 75 games (+8.02 Units / 8% ROI)
  • The San Francisco Giants have hit the 1st Five Innings (F5) Team Total Over in 72 of their last 130 games (+6.08 Units / 4% ROI)
  • The San Francisco Giants have hit the Moneyline in 8 of their last 12 games (+5.70 Units / 43% ROI)

Mariners Against the Spread (ATS) Record

Against the spread this season, the Mariners are 3-6 against the Run Line (-3.7 Units / -32.31% ROI).

  • 3-6 when betting on the Moneyline for -5 Units / -39.84% ROI
  • 2-6 when betting on the total runs Over for -4.65 Units / -46.5% ROI
  • 6-2 when betting on the total runs Under for +3.9 Units / 39.59% ROI

Giants Against the Spread (ATS) Record

Against the spread this season, the Giants are 7-1 against the Run Line (+7.9 Units / 75.24% ROI).

  • 7-1 when betting on the Moneyline for +6.45 Units / 68.25% ROI
  • 5-3 when betting on the total runs Over for +1.7 Units / 19.54% ROI
  • 3-5 when betting on the total runs Under for -2.6 Units / -29.21% ROI

Giants vs Mariners Home Run Prop Bets Today

Over Under
Matt Chapman (SF) 0.5 +500 0.5 -750
Willy Adames (SF) 0.5 +550 0.5 -800
Julio Rodriguez (SEA) 0.5 +700 0.5 -1100
Mike Yastrzemski (SF) 0.5 +725 0.5 -1200
Randy Arozarena (SEA) 0.5 +750 0.5 -1200

Giants vs Mariners Total Hits Prop Bets Today

Over Under
Julio Rodriguez (SEA) 0.5 -275 0.5 +195
Victor Robles (SEA) 0.5 -250 0.5 +190
Jung-hoo Lee (SF) 0.5 -235 0.5 +180
Willy Adames (SF) 0.5 -200 0.5 +150
Heliot Ramos (SF) 0.5 -200 0.5 +155

Giants vs Mariners RBI Prop Bets Today

Over Under
Matt Chapman (SF) 0.5 +160 0.5 -210
Julio Rodriguez (SEA) 0.5 +180 0.5 -235
Randy Arozarena (SEA) 0.5 +190 0.5 -250
Jorge Polanco (SEA) 0.5 +190 0.5 -250
Willy Adames (SF) 0.5 +210 0.5 -285

Giants vs Mariners Strikeout Prop Bets Today

Over Under
Bryan Woo (SEA) 4.5 -155 4.5 +120
Jordan Hicks (SF) 4.5 -140 4.5 +105

Bryan Woo has allowed an OBP of just .200 (180 PA’s) versus the 2-3-4 hitters since last season — best in MLB among starting pitchers with at least 67 total IP; League Avg: .318 — 100th Percentile.

Bryan Woo has allowed an OPS of just .492 (369 PA’s) when going through the lineup the first time in a game since the 2023 season — best in MLB among starting pitchers with at least 132 total IP; League Avg: .700 — 100th Percentile.

Bryan Woo has thrown fastballs 72% of the time (1,295/1,792) since last season — 2nd highest in MLB among starting pitchers with at least 67 total IP; League Avg: 47% — 99th Percentile.

Bryan Woo has located his breaking pitches away 100% of the time (9/9) this season — highest in MLB among starting pitchers with at least 2 total IP; League Avg: 51% — 100th Percentile.

Giants Starting Pitcher Stats & Trends

Jordan Hicks threw 563 fastballs at 100+ MPH in 2023 — most among pitchers in MLB — 100th Percentile.

Jordan Hicks threw 423 fastballs at 100+ MPH in 2023 — most among NL Relievers — 100th Percentile.

Right-handed hitters had a swing rate of just 40% (183/462) against Jordan Hicks in 2023 — lowest among NL Relievers; League Avg: 48% — first Percentile.

Jordan Hicks has walked 25 of 189 batters (13%) when going through the lineup the second time in a game since last season — 2nd highest in MLB among starting pitchers with at least 67 total IP; League Avg: 7% — first Percentile.

Mariners Keys to the Game vs. the Giants

The Mariners are 152-3 (.981) when leading entering the 9th inning since last season — 2nd best in MLB; League Avg: .950.

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 are 44-6 (.880) when they’ve had 5 or more XBH since last season — 4th best in MLB; League Avg: .801.

The Mariners were 10-56 (.152) when trailing entering the 8th inning in the 2024 season — 4th best in MLB; League Avg: .100.

Giants Keys to the Game vs. the Mariners

The Giants were just 20-24 (.455) vs bottom 10 scoring offenses in the 2024 season They play the Mariners (21st best runs scored) today.

The Giants are 11-144 (.071) when trailing entering the 9th inning since last season — 5th best in MLB; League Avg: .049.

The Giants are 137-4 (.972) when leading entering the 9th inning since last season — 4th best in MLB; League Avg: .950.

The Giants are 23-139 (.142) when trailing entering the 8th inning since last season — tied for 3rd best in MLB; League Avg: .099.

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 .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 .205 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 .211 at home since last season — lowest in MLB; League Avg: .245.

Giants hitters had an OPS of just .683 (1,790 PA’s) against LHP in the 2023 season — 3rd lowest in MLB; League Avg: .742.

Giants hitters slugged just .376 against LHP in the 2023 season — 3rd lowest in MLB; League Avg: .419.

The Giants batted just .151 with two-strikes in the 2023 season — 2nd lowest in MLB; League Avg: .172.

Giants hitters had an OBP of just .307 (1,790 PA’s) against LHP in the 2023 season — 5th lowest in MLB; League Avg: .323.

Mariners pitchers have walked 81 of 1,523 batters (5%) when facing the leadoff batter in the inning since last season — best in MLB; League Avg: 8%.

Mariners pitchers had an ERA of 2.83 (739.0 IP) at home in the 2024 season — best in MLB; League Avg: 3.98.

The Mariners pitchers have allowed division opponents to score first in just 34% of their games since the 2023 season — lowest in MLB; League Avg: 50%.

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%.

Opponents have a groundball rate of 49% against Giants pitchers since the 2023 season — highest in MLB; League Avg: 43%.

Opponents have a groundball rate of 49% against Giants pitchers since last season — highest in MLB; League Avg: 43%.

Opponents had a groundball rate of 50% against Giants pitchers in 2023 — highest in MLB; League Avg: 43%.

Opponents had a groundball rate of 49% against Giants pitchers in the 2024 season — highest in MLB; League Avg: 43%.

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.