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PFF grades every NFL player on every play on a scale of -2 to +2 using half-point increments. The grades are based on context and performance. A four-yard run that gains a first down after two broken tackles will receive a better grade than a four-yard run on third down and 5 yards left to go, where
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PFF was founded by Neil
Hornsby in the United Kingdom. Dissatisfied with some limitations of standard statistics, Hornsby began grading players in 2004. The staff gradually expanded over the next few years, and the site was launched in 2007. The 2006 NFL season was the first season for which PFF has
155:, PFF uses qualitative and opinion-based grading as the root of its 0–100 Player Grades – not its advanced statistics. As such, the 0–100 Player Grades are not truly quantitative and could be seen as being prone to bias, poor sample sizing, or other issues.
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the ball carrier does nothing more than expected. A quarterback who makes a good pass that a receiver tips into the arms of a defender will not negatively affect the quarterback's grade on that play, despite the overall negative result for the team.
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Furthermore, grades are separated by play type. Beyond just an overall grade, an offensive lineman receives one grade for pass-blocking and one for run-blocking. The average grade is meant to be zero, and raw grades are normalized.
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in the United States. PFF produces 0–100 Player Grades and a range of advanced statistics for teams and players by watching, charting, and grading every player on every play in every game both at the NFL and FBS level.
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The company publishes their data as a collection of various mostly web-based products. Some basic information is made freely available, while other more advanced products are on a fee or subscription basis.
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In watching every game, PFF is also able to record information and create data that is typically unavailable. One example is how frequently individual offensive linemen yield pressure.
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PFF claims to cover every player on every play of every game at the NFL and major college football levels and creates advanced statistics based on the information gleaned from this.
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The evaluations are then extrapolated onto a 0-100 ratings scale that is sorted by position and free for anyone to view. These grades appear in many areas of NFL media, including
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PFF has been criticized by the analytics community regarding the accuracy and veracity of its ratings. In contrast to the purely quantitative ratings released by sources such as
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For the 2011 season, PFF provided customized data to three NFL teams, agents, media and NFL players.
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As of 2021, PFF provides customized data to all 32 NFL teams, 102 NCAA FBS teams, 9
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PFF began collecting data for every NCAA Division-I college football game in 2014.
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447:"PFF Signature Statistics – a glossary | NFL Analysis | Pro Football Focus"
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bought a majority interest in the service, which moved its operations to
38:) is a sports analytics company that focuses on thorough analysis of the
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324:"Cris Collinsworth liked using Pro Football Focus, so he bought it"
497:"From Pro Football Focus: Gunther Cunningham to join PFF staff"
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255:"In Super Bowl, Giants Go Long for a Number Cruncher"
472:"Can Pro Football Focus Stats Be Blindly Trusted?"
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34:, and often referred to by its initials,
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16:Gridiron football player rankings system
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185:- Former Director of Football Oversight
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92:teams, national/regional media (e.g.,
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401:"Young, and Defending the Blind Side"
348:"Pro Football Focus (@PFF) | Twitter"
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253:Albergotti, Reed (February 4, 2012).
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295:Vrentas, Jenny (January 25, 2015).
78:, near where Collinsworth lives in
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399:Stuart, Chase (December 7, 2010).
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543:National Football League websites
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60:compiled a complete set of data.
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322:Best, Neil (October 10, 2015).
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108:) and sports agencies/agents.
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553:Companies based in Cincinnati
470:Allen, Bruce (June 4, 2014).
227:"NFL Stats and Fantasy Tools"
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122:NBC’s Sunday Night Football
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538:American football strategy
274:"For the Love of the Game"
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476:Boston Sports Media Watch
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451:www.profootballfocus.com
297:"Football's Focus Group"
44:NCAA Division-I football
40:National Football League
259:The Wall Street Journal
179:- Former Senior Analyst
173:- Former Senior Analyst
167:- Former Senior Analyst
124:player introductions.
70:and former NFL player
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80:Fort Thomas, Kentucky
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501:www.detroitlions.com
151:, TeamRankings, and
203:"PFF Player Grades"
135:Advanced statistics
95:The Washington Post
302:Sports Illustrated
183:Gunther Cunningham
149:Football Outsiders
68:sports commentator
28:Pro Football Focus
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159:Notable Employees
72:Cris Collinsworth
30:(also written as
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532:Categories
506:2024-01-31
456:2018-06-19
357:2018-06-19
333:2016-09-12
308:2017-04-03
236:2024-05-07
212:2024-05-07
190:References
153:numberFire
76:Cincinnati
42:(NFL) and
433:"Grading"
419:"Grading"
386:"Grading"
372:"Grading"
143:Criticism
66:In 2014,
328:Newsday
55:History
481:May 5,
112:Grades
483:2016
106:ESPN
231:PFF
207:PFF
90:CFL
36:PFF
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