Final Score: Red Sox 1 - Mariners 3
Sunday, June 21, 2026 at 4:10 PM ET

Red Sox @ Mariners

MLB model probabilities, projected margin and matchup analysis
Red Sox
31-43 Rating 1501
Form: LLLWW
Model Probability
44%
56%
Projected margin: Seattle Mariners +0.4
Mariners
39-39 Rating 1520
Form: WLWLL

Model Prediction Through Season

Head-to-Head

Historical record and recent meetings
Stat Red Sox Mariners
All-time wins 268 196
Last 5 meetings 4 1
Average runs 5.2 4.5
Last meeting 5 1

Key Season Stats

Stat Red Sox Mariners
Games played 74 78
Avg runs scored 4.0 4.1
Avg runs conceded 4.0 3.9
Win percentage 42% 50%
Away win % / Home win % 51% 52%