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New York Yankees at Boston Red Sox

MLBregular • 2026 Season
completed
Red Sox logo
Red Sox
Boston
0
vs
Yankees logo
Yankees
New York
4
BOS 53%47% NYY
Prediction Confidence:
Moderate

Boston Red Sox 53% to win. The biggest signal favoring Red Sox:

  • Home Field Advantage. Base home field advantage applied (no detailed stats available)

What would change the call

Win probability as of kickoff if a leading factor were even

  • If the home-field edge were neutral: BOS 50% (−3)
  • If the rest edge were neutral: BOS 56% (+3)

Win probability movement

BOS home win probability as the model updated before the game

Home win probability movement60%54%48%Apr 18Apr 21

Labels mark updates of 5 points or more, named by the factor that moved most.

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VenueFenway Park
Boston, Massachusetts

Team Comparison

Head-to-head snapshot based on our model inputs

Yankees (away)
Red Sox (home)
47%
Win probability
53%
0
High-impact factors
0
0
Players ruled out
0

Post-Game Analysis

How our model performed

The Yankees defeated the Red Sox 4-0.

Our model predicted the Red Sox would win with 53% confidence, but the Yankees won against the model's expectation. Results like this help us refine the model.

Looking at the factors our model weighed:

  • Home Field Advantage favored the Red Sox and was a notable factor: Base home field advantage applied (no detailed stats available)
  • Rest Days favored the Yankees and was a contributing factor: Yankees rest advantage (2 days rest) over Red Sox (1 day rest)
  • Recent Form was neutral and a contributing factor: No recent form data available

This analysis was generated from our model's pre-game assessment compared against the actual result. Factor accuracy helps improve future predictions.

Yankees won 0-4

Yankees won by a solid margin

Prediction IncorrectWe predicted Red Sox at 53%

Key Factors

What's driving the win probability for this game

  • Home Field AdvantageFavors Boston Red Sox
  • Rest DaysFavors New York Yankees
  • Recent FormNeutral
  • InjuriesNeutral
  • Weather ImpactNeutral
  • Defensive EfficiencyNeutral
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What's Driving This Game

Each factor's contribution to the final win probability

NYY
BOS
Home Field Advantage
Rest Days
Favours NYY|Favours BOS

Premium feature: factor breakdown

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Understanding the win probability calculation

1 factor not shown (insufficient data)

Model version: 1.0.0 • Calculated: 4/21/2026, 8:45:00 AM

Key Players

Yankees

Will WarrenSP
Carlos RodonSP
Gerrit ColeSP
Cam SchlittlerSP
Ryan WeathersSP

Red Sox

Eduardo RiveraSP
Sonny GraySP
Tanner HouckSP
Brayan BelloSP
Ranger SuarezSP

Learn About Our Analysis

Learn about the factors behind our predictions

Frequently Asked Questions

Red Sox has a 53% win probability, while Yankees has a 47% win probability based on our analysis.

Our model considers weather conditions, offensive and defensive efficiency, rest days, injury impact, and historical performance.

This game is being played at Fenway Park in Boston, Massachusetts.

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