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NFL Passer Rating

Standard 1973 NFL formula, max 158.3.

NFL passer rating
99.7
Above average
68.6% comp · 8.00 Y/A

Components (each capped at 2.375)

Completion: 1.929
Yards/att: 1.250
TDs: 1.143
INTs: 1.661

The NFL formula has been the same since 1973: four ratios (completion %, yards/attempt, TD%, INT%) each scaled to 0–2.375, averaged, multiplied by 100/6. The maximum is 158.3 (a "perfect" rating). 100+ is the modern QB benchmark; the 1970s averaged closer to 70.

About

Enter pass attempts, completions, yards, touchdowns, and interceptions. Get the NFL passer rating along with the four component values that feed it. Sanity-check: 100+ is great in the modern game; the all-time single-season record is around 122.

How to use

  1. Enter passing stats.
  2. Read the rating.

FAQ

Why max 158.3?+

Each of the four ratios is capped at 2.375. Four caps × 2.375, divided by 6, times 100 = 158.333. The cap was chosen so the rating couldn't run away on small sample sizes.