markmclartyford.com

FAILS FIELD

Auto Genius marketed a 96.3% score gain here. In the field, real users still see a p75 LCP of 2.21s — this site fails Core Web Vitals.

Auto Genius's claim (lab)

Perf score 27 → 53 96.3%

LCP 13.3s → 7.8s 70.5%

Lab today (our PSI run)

Lighthouse score 57

Lab LCP 13.86s

Field — real users (CrUX p75) · what Google ranks on

LCP · Largest Contentful Paint 2.21s

good ≤ 2500ms · within budget

INP · Interaction to Next Paint 203ms

good ≤ 200ms · over budget

CLS · Cumulative Layout Shift 0.030

good ≤ 0.1 · within budget