What is the difference between wOBA and xwOBA?
William Rodriguez
Published Jan 13, 2026
What's The Difference Between The Two? The main difference between the two is that wOBA helps us understand a player's offensive contributions judging it by outcomes, whereas xwOBA considers deserved outcomes. How do we know if a batted ball “deserves” to be regarded highly?
What does XwOBA mean?
Expected Weighted On-base Average (xwOBA) is formulated using exit velocity, launch angle and, on certain types of batted balls, Sprint Speed.
What is considered a good XwOBA?
Defining xwOBA
It's scaled like on-base percentage, so a . 400 wOBA is elite while a . 275 mark is dreadful. (You can read more about the math behind it here and search the leaderboards on Baseball Savant.)
How is wOBA calculated in baseball?
To calculate wOBA, find the weights for the year you are interested in and multiply each weight by the player's corresponding statistics. For example, in 2013 Mike Trout had 100 unintentional walks, 9 HBP, 115 singles, 39 doubles, 9 triples, and 27 home runs.
Is wOBA better than ops?
Looking at all teams from the 2010-2012 seasons, he found that team OPS correlated slightly better to team run production rates than team wOBA—even though wOBA was of course commonly thought to be superior to OPS.
45 related questions foundWhat stat is wOBA?
In baseball, wOBA (/'woʊbə/, or weighted on-base average) is a statistic, based on linear weights, designed to measure a player's overall offensive contributions per plate appearance.
What is bWAR?
The formula
Note: fWAR refers to Fangraphs' calculation of WAR. bWAR or rWAR refer to Baseball-Reference's calculation. And WARP refers to Baseball Prospectus' statistic "Wins Above Replacement Player." The calculations differ slightly -- for instance, fWAR uses FIP in determining pitcher WAR, while bWAR uses RA9.
What is wOBA pitcher?
Weighted On-base Average (wOBA)
What is weighted runs created?
Weighted Runs Created Plus (wRC+)
wRC+ takes the statistic Runs Created and adjusts that number to account for important external factors — like ballpark or era. It's adjusted, so a wRC+ of 100 is league average and 150 would be 50 percent above league average.
What is BsR FanGraphs?
Base Running (BsR) is FanGraphs' all encompassing base running statistic that turns stolen bases, caught stealings, and other base running plays (taking extra bases, being thrown out on the bases, etc) into runs above and below average.
What is league average wOBA?
This is handy because if you already know what a good OBP is, you also know a good wOBA. In 2019, the Major League average for on-base percentage is . 323, so as you approach . 400 you're getting into excellent performance for both measures.
What's a good wRC+?
Definition. wRC+ takes the statistic Runs Created and adjusts that number to account for important external factors -- like ballpark or era. It's adjusted, so a wRC+ of 100 is league average and 150 would be 50 percent above league average.
How do you calculate wRC+?
In order to get wRC+, we simply divide a player's wRC by the league average wRC and multiply it by 100. A wRC+ of 100 is average. A wRC+ greater than 100 is above average, and every point above is a percentage point above league average.
Who won the batting title in 2021?
Trea Turner wins batting title running away from ex-Nats teammate Juan Soto. Juan Soto finished the 2021 season on Sunday with a batting average of . 315. Meanwhile, Turner finished at .
Are home runs down in 2021?
But for the first time in 2021, there was a significant drop compared to the last full season — 2019 — and that trend appears as if it might be continuing this year. There were 873 home runs hit in April 2021, the lowest number since 2017, and a sizable drop from April 2019.
What is a good BABIP?
A normal BABIP is around . 300, though the baseline regression varies depending on a number of factors including the quality of the team's defense (e.g., a team with an exceptionally bad defense might yield a BABIP as high as .
What does FIP mean in baseball?
Fielding Independent Pitching (FIP) | Glossary | MLB.com.