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Boston Red Sox

BOS · AL East · 2026
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Roster construction

Metric Value Lg avg Diff Rank Percentile
Plate appearances given to sub-replacement hitters 726 781 −55 14th of 30
Share of plate appearances given to sub-replacement hitters 12.8% 15.9% −3.0% 11th of 30
WAR bled by sub-replacement hitters -1.7 -2.5 +0.8 9th of 30
Count of sub-replacement hitters 5 5 — 9th of 30
Batters faced by sub-replacement pitchers 204 903 −699 2nd of 30
Share of batters faced by sub-replacement pitchers 4.3% 17.5% −13.2% 2nd of 30
WAR of the club's best position player 4.1 3.8 +0.3 9th of 30
Combined WAR of the club's three best position players 10.5 8.7 +1.8 4th of 30
Combined WAR of the club's five best position players 15.1 12.3 +2.8 4th of 30
Total position-player WAR 18.6 14.6 +4.0 6th of 30
Total pitching WAR 17.7 11.7 +6.0 4th of 30
Share of position-player WAR from the top three 56.5% 63.2% −6.8% 19th of 30
Concentration of WAR across the lineup 0.47 0.42 +0.05 6th of 30
Position players with a 2+ WAR season 5 3 +1 2nd of 30
Position players with a 4+ WAR season 1 0 — 2nd of 30
Hitters used 25 22 +2 4th of 30
Plate-appearance-weighted batting age 28.7 28.4 +0.3 13th of 30
Plate appearances given to hitters 25 and under 402 1130 −728 29th of 30
Share of plate appearances given to hitters 25 and under 7.1% 23.0% −15.9% 29th of 30
Plate appearances given to hitters 35 and older 0 310 −310 19th of 30

Staff shape

Metric Value Lg avg Diff Rank Percentile
Pitchers used 27 28 −1 22nd of 30
Rotation WAR 13.8 10.2 +3.6 3rd of 30
Bullpen WAR 5.5 3.9 +1.6 9th of 30
Combined WAR of the club's three best starters 8.8 7.2 +1.6 6th of 30
Share of innings thrown by starters 70.6% 70.9% −0.3% 16th of 30
Quality starts 51 43 +7 7th of 30
Blown saves 12 19 −7 2nd of 30

Results

Metric Value Lg avg Diff Rank Percentile
Run differential 81 0 +81 7th of 30
Run differential per game 0.65 -0.00 +0.65 7th of 30
Runs scored per game 4.43 4.48 −0.05 17th of 30
Runs allowed per game 3.77 4.48 −0.71 2nd of 30
Winning percentage .532 .500 +.032 9th of 30
Pythagorean winning percentage .573 .501 +.072 6th of 30
Wins above Pythagorean expectation -5.1 -0.2 −4.9 29th of 30
Winning percentage in one-run games .464 .500 −.036 21st of 30
Winning percentage in games decided by five or more .605 .499 +.106 6th of 30
Winning percentage in extra innings .625 .515 +.110 6th of 30
Home winning percentage .483 .522 −.039 22nd of 30
Road winning percentage .578 .478 +.100 3rd of 30
Winning percentage within the division .463 .501 −.038 23rd of 30
Longest winning streak 15 6 +8 1st of 30

Batting

Metric Value Lg avg Diff Rank Percentile
Team Games 124 124 — 19th of 30
Team Plate Appearances 4681 4712 −31 20th of 30
Team At Bats 4144 4185 −41 24th of 30
Team Runs 549 557 −8 18th of 30
Team Hits 1026 1018 +7 14th of 30
Team Doubles 224 193 +30 1st of 30
Team Triples 18 16 +1 12th of 30
Team Home Runs 124 143 −19 26th of 30
Team Runs Batted In 525 533 −8 18th of 30
Team Stolen Bases 93 84 +8 12th of 30
Team Walks 393 420 −27 24th of 30
Team Strikeouts 1021 1042 −21 12th of 30
Team Walk Rate 8.4% 8.9% −0.5% 24th of 30
Team Strikeout Rate 21.8% 22.1% −0.3% 14th of 30
Team Batting Average .248 .243 +.005 9th of 30
Team On-Base Percentage .320 .318 +.002 10th of 30
Team Slugging Percentage .400 .401 −.001 17th of 30
Team On-Base Plus Slugging .720 .719 +.001 14th of 30

Pitching

Metric Value Lg avg Diff Rank Percentile
Team Wins 66 61 +4 7th of 30
Team Losses 57 61 −4 7th of 30
Team Saves 34 32 +1 10th of 30
Team Games 123 123 — 19th of 30
Team Games Started 123 123 — 19th of 30
Team Innings Pitched 1093.1 1096.0 −2.2 19th of 30
Team Innings per Game 8.9 8.9 — 1st of 30
Team Strikeouts 1052 1033 +18 12th of 30
Team Strikeouts per 9 Innings 8.7 8.5 +0.2 11th of 30
Team Walks per 9 Innings 2.8 3.4 −0.6 3rd of 30
Team Earned Run Average 3.48 4.16 −0.68 2nd of 30

Rank is among the MLB clubs with a value for that metric, best first. Descriptive metrics (roster age, WAR concentration) are ranked but not colored — for them, "high" isn't "good".