Looking for today’s Seattle Mariners vs. Tampa Bay Rays betting splits and odds? Below you’ll find the latest DraftKings Sportsbook Moneyline, Run Line and total betting percentages, plus where the public and sharp money are landing before first pitch.
Mariners vs. Rays Odds
| Market | Mariners (Home) | Rays (Away) |
|---|---|---|
| Moneyline | -118 | -102 |
| Run Line | +1.5 (-213) | -1.5 (+174) |
| Total | Over 7 (-101) | Under 7 (-119) |
Seattle is a slight home favorite at -118, pricing out to roughly 54% implied probability. The total is set at O/U 7 with the Under slightly juiced at -119. Drew Rasmussen (10-5, 2.92 ERA) takes the mound for Tampa Bay against Logan Gilbert (8-6, 3.46 ERA) for the Mariners.
| Market | Side | Bets % | Handle % |
|---|---|---|---|
| Moneyline | Mariners | 27% | 71% |
| Moneyline | Rays | 73% | 29% |
| Run Line | Mariners +1.5 | 53% | 98% |
| Run Line | Rays -1.5 | 47% | 2% |
| Total | Over 7 | 40% | 46% |
| Total | Under 7 | 60% | 54% |
DraftKings Betting Splits
Public Betting Trends
There is a massive disconnect between tickets and money in this game. On the Moneyline, 73% of bets are on Tampa Bay, but 71% of the handle backs Seattle, a textbook sharp-money indicator pointing toward the Mariners. The Run Line shows an even starker gap: 98% of the money sits on Mariners +1.5 against just 53% of tickets, suggesting professionals are loading up on Seattle to stay within a run or win outright. The total leans Under at 60% of bets and 54% of handle, consistent with two elite starters on the mound.
Mariners vs. Rays Stats
Starting Pitcher Stats
| Stat | Logan Gilbert (SEA) | Drew Rasmussen (TB) |
|---|---|---|
| Record | 8-6 | 10-5 |
| ERA | 3.46 | 2.92 |
| WHIP | 0.987 | 0.929 |
| FIP | 3.41 | 3.01 |
| xFIP | 3.47 | 3.13 |
| WAR | 2.70 | 3.15 |
| K% | 26.6% | 26.5% |
| BB% | 5.2% | 4.3% |
| HR/9 | 1.15 | 0.92 |
Team Pitching Stats
| Stat | Mariners | Rays |
|---|---|---|
| ERA | 3.82 | 3.74 |
| WHIP | 1.198 | 1.152 |
| K/9 | 8.71 | 8.25 |
| K/BB | 3.45 | 3.14 |
| OBA | .243 | .230 |
Team Batting Stats
| Stat | Mariners | Rays |
|---|---|---|
| AVG | .230 | .258 |
| OBP | .310 | .329 |
| SLG | .377 | .403 |
| ISO | .147 | .145 |
| OPS | .687 | .732 |
| K% | 22.9% | 19.1% |
Key Matchup Numbers
- Rasmussen’s Dominance: Drew Rasmussen owns a 2.92 ERA and 0.929 WHIP across 21 starts, posting a 3.01 FIP that supports his surface numbers. His 4.3% walk rate is the lowest among all starters in this matchup. Against Seattle’s .230 team batting average and 22.9% strikeout rate, Rasmussen’s command-first approach is well-suited to suppress runs. His Outs prop sits at O/U 17.5 (-150/+113), projecting a deep outing.
- Gilbert Matching Up Well: Logan Gilbert counters with a 0.987 WHIP and 5.2% walk rate, but his 1.15 HR/9 is a concern facing Tampa Bay’s lineup. His Strikeouts prop is set at 6+ (-161), reflecting confidence in his ability to generate whiffs against a Rays offense that strikes out just 19.1% of the time. His Earned Runs prop is O/U 2.5 (+127/-169), suggesting the market leans toward a quality start.
- Junior Caminero on the Road: Caminero leads the Rays in away splits with an .852 OPS, 15 home runs, and a .270 average across 222 at-bats. His Total Bases prop is set at O/U 1.5 (+112/-149), and he is featured in the “Gone Yard” parlay at +1455 to homer. He is the primary offensive threat for Tampa Bay in this spot.
- Julio Rodriguez at Home: Rodriguez paces the Mariners at home with an .832 OPS, 11 home runs, and a .279 average in 201 at-bats. His Hits prop is set at 1+ (-205), and he leads Seattle’s lineup against a Rasmussen who limits damage but could be vulnerable to a patient home bat with this level of power.
- Injury Impact: Seattle is missing J.P. Crawford (wrist, D10) and Luke Raley (elbow, D10) from its everyday lineup, plus reliever Matt Brash (lat, D15). Tampa Bay is without Shane McClanahan (back, D15) from the rotation and Cole Sulser (back, D15) from the bullpen, though its position-player core remains intact.
DraftKings Player Props
- Logan Gilbert Strikeouts Thrown: 6+ (-161) | 7+ (+124)
- Drew Rasmussen Strikeouts Thrown O/U 5.5 (-135 / +106)
- Logan Gilbert Outs O/U 18.5 (+123 / -164)
- Drew Rasmussen Outs O/U 17.5 (-150 / +113)
- Logan Gilbert Earned Runs Allowed O/U 2.5 (+127 / -169)
- Junior Caminero Hits + Runs + RBIs O/U 1.5 (-115 / -115)
- Julio Rodriguez Hits: 1+ (-205) | 2+ (+278)
- Dominic Canzone Hits: 1+ (-174) | 2+ (+337)
DraftKings Featured Parlays
Road Trip (+304)
Bet the Astros and Rays to get a road win in Friday’s action:
- HOU Astros to Win (@ SD)
- TB Rays to Win (@ SEA)
Just Need One (+1596)
Take these stars to record a hit in Friday’s action:
- Junior Caminero 1+ Hit
- Hunter Goodman 1+ Hit
- Pete Alonso 1+ Hit
- Bo Bichette 1+ Hit
- Joc Pederson 1+ Hit
- Brandon Lowe 1+ Hit
- Gunnar Henderson 1+ Hit
- Francisco Lindor 1+ Hit
Gone Yard (+1455)
Back these batters who have 30+ HRs this season to add another to their stats:
- Ben Rice 1+ Home Run
- Junior Caminero 1+ Home Run
Snooze Fest (+1216)
Bet these offenses to be quiet and hit the Under in total runs:
- ATL @ NYY: Under 8 Runs
- ATH @ BOS: Under 8.5 Runs
- CLE @ CWS: Under 7.5 Runs
- TB @ SEA: Under 7 Runs
Betting Splits Summary
| Metric | Mariners / Over | Rays / Under |
|---|---|---|
| ML Handle | 71% | 29% |
| ML Bets | 27% | 73% |
| RL Handle | 98% | 2% |
| RL Bets | 53% | 47% |
| Total Handle | 46% | 54% |
| Total Bets | 40% | 60% |
FAQs
What are MLB betting splits?
Betting splits show how the public is wagering on a game by breaking down the percentage of total bets (tickets) and total money (handle) on each side of a market. They help identify which side recreational bettors favor versus where larger, potentially sharper money is landing.
What is the difference between bets and handle?
Bets refer to the number of individual tickets placed, while handle represents the total dollar amount wagered. A side with low bet percentage but high handle percentage suggests fewer bettors placing larger wagers, often interpreted as sharp or professional action.
How do betting splits identify sharp money?
Sharp money refers to wagers placed by professional or highly informed bettors. It is typically identified through handle-vs-bet discrepancies: when a side draws a disproportionate share of money relative to its ticket count, sharps are likely involved.
Should you follow betting splits?
Splits are one tool among many. They are most useful when a clear divergence exists between public tickets and money handle, suggesting professional disagreement with the recreational consensus. They work best combined with line movement analysis and matchup context.
How often do DraftKings betting splits update?
DraftKings betting splits update approximately every two minutes, providing near real-time insight into how the market is moving as game time approaches.
What is the best bet for Mariners vs. Rays?
The sharpest action in this game is on the Mariners. On the Moneyline, 71% of the handle backs Seattle despite only 27% of tickets, and the Run Line shows 98% of the money on Mariners +1.5. Sharp bettors clearly favor the home side, likely driven by Logan Gilbert’s strong home splits and the retractable-roof advantage at T-Mobile Park. The Under 7 also draws majority handle (54%) with two sub-3.50 ERA starters on the mound, making it the sharpest total lean on the board.