Do Not Treat a QA Pass as Proof That Users Can Do the Job

The QA versus UAT Matrix

Companion to You Are Not the User · Updated 2026-09-29

Use this when a team is treating a QA pass as proof that users can do the job, or scheduling UAT that is really a second round of QA. Worked in “‘We Tested It’ Means Almost Nothing.”

The QA versus UAT Matrix, one line per dimension, filled in for your own release.

DimensionQAUAT
Question asked
Who performs it
Tested against
Data used
What “pass” means
What a pass can’t prove

If the two columns come out nearly identical in the “Who performs it” and “Data used” rows, the team ran QA twice and called the second one UAT.