developer.chrome.com
Site speed audit for developer.chrome.com based on real-user data from Chrome UX Report.
Mode:
Device:
TTFB
Time to First Byte
1.7s
Good < 0.8
20.4%
Impr.
57.1%
Poor > 1.8
22.5%
FCP
First Contentful Paint
2.8s
Good < 1.8
47.5%
Impr.
29.7%
Poor > 3.0
22.8%
LCP
Largest Contentful Paint
3.1s
Good < 2.5
63.9%
Impr.
20.5%
Poor > 4.0
15.6%
INP
Interaction to Next Paint
225ms
Good < 200
67.7%
Impr.
24.0%
Poor > 500
8.3%
CLS
Cumulative Layout Shift
0.20
Good < 0.10
62.2%
Impr.
18.1%
Poor > 0.25
19.7%
Form Factors
Mobile
41.0%
Desktop
57.7%
Tablet
1.2%
Round-Trip Time
225ms
Low < 75
18.2%
Medium
63.1%
High > 275
18.7%
Navigation Types
Popularity Rank
Top 50,000
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