MLB
Start
3:40 PM ET
Jul 22, 2026
Venue
T-Mobile Park
Seattle, Washington
Broadcast
MLB.TV
Win probability
SEA 57.1%
CIN 42.9%
SHARE

Reds at Mariners MLB, 3:40 PM ET on MLB.TV. Our model makes Mariners the favorite at 57.1%, leaning on betting market. Full reasoning in the Prediction tab.

Last updated Jul 22, 3:10 AM ET · Estimated win probability based on available data, which may be delayed. Informational only — not betting advice.

Matchup snapshot
SEACIN
765H764
410R414
23SV21
Key storylines
Betting line: SEA -148 · O/U 8
Matchup analysis

Cincinnati Reds (46-54) travel to face Seattle Mariners (51-51) in a MLB game at T-Mobile Park, Seattle, Washington. SEA first pitch is at 3:40 PM ET on MLB.TV. Our model gives SEA a 57.1% chance to win and CIN a 42.9% chance. The edge is real but slim; an upset is well within range.

Why Seattle Mariners can win: Mariners bring a respectable 51-51 record into this game. Sportsbook moneylines (-148 / +123) imply 57% for SEA, giving them a statistical edge. Home teams win roughly 54% of MLB games.

Why Cincinnati Reds can win: Reds are a .500-or-better team at 46-54 and capable of winning on the road.

Betting context: Sportsbook moneylines (-148 / +123) imply 57% for SEA. The current point spread is SEA -148. Betting market information is provided for context only — this is not betting advice. Always wager responsibly and only where legal..

Prediction summary: MatchupLens makes Seattle Mariners the moderate favorite with a 57.1% win probability. Reds are given a 42.9% chance to pull the upset. The model has medium confidence — treat this as a lean, not a certainty. Predictions are editorial analysis for entertainment only — not betting advice.

More matchups today
MLBDoubleheader - Game 1Jul 22, 2026 · 1:05 PM ET
Pittsburgh Pirates logo
Pirates
@
Yankees
New York Yankees logo
Yankee StadiumMLB.TVNYY 60%
MLBDoubleheader - Game 1 – Makeup from July 21Jul 22, 2026 · 1:35 PM ET
Baltimore Orioles logo
Orioles
@
Red Sox
Boston Red Sox logo
Fenway ParkMLB.TVBOS 56%
MLBMLBJul 22, 2026 · 2:10 PM ET
New York Mets logo
Mets
@
Brewers
Milwaukee Brewers logo
American Family FieldMLB.TVMIL 57%
MLBMLBJul 22, 2026 · 2:10 PM ET
San Francisco Giants logo
Giants
@
Royals
Kansas City Royals logo
Kauffman StadiumMLB.TVSF 52%
All MLB games →