Question 1

What are the Core Web Vitals for www.notion.so?

Accepted Answer

www.notion.so p75 metrics from Google CrUX field data: LCP 7305ms (poor), INP 146ms (good), CLS 0.000 (good). Data window: 2026-08-25 to 2026-09-21. "Good/needs-improvement/poor" classifications are Google's own thresholds, not editorial verdicts.

Question 2

Where does Web Vitals data for www.notion.so come from?

Accepted Answer

Google Chrome User Experience Report (CrUX) — real Chrome user field data, monthly updates. CrUX requires sufficient user volume to anonymize; very low-traffic origins won't appear. This page reports p75 values (Google's official metric) across the last 28-day collection window. Source: Google CrUX BigQuery dataset, refreshed monthly.

Question 3

How does www.notion.so compare to good Core Web Vitals?

Accepted Answer

Google's "good" thresholds: LCP < 2500ms · INP < 200ms · CLS < 0.1. www.notion.so: LCP ✗ 7305ms (target <2500), INP ✓ 146ms, CLS ✓ 0.000. See /guide for fix-pattern playbooks.

Question 4

Mobile vs desktop Web Vitals for www.notion.so?

Accepted Answer

Visit /www.notion.so/mobile for mobile-only CrUX field data and /www.notion.so/desktop for desktop-only. Mobile typically shows worse LCP + INP than desktop due to slower hardware + network. CLS varies less by device. CrUX splits the same time window across form factors when the origin has enough traffic in each.

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