Metrics per run

https://en.wikipedia.org/wiki/Facebook

Tested 2026-09-24 01:44:00 using Firefox 154.0.1 (script).(runtime settings)

Side by side

1 run
MetricRun 1MedianMeanStddevRSD
Google Web Vitals
Time to First Byte775 ms775 ms775 ms0 ms0.00 %
Largest Contentful Paint1.270 s1.270 s1.270 s0 ms0.00 %
Timing metrics
First Paint1.270 s1.270 s1.270 s0 ms0.00 %
Largest Contentful Paint1.270 s1.270 s1.270 s0 ms0.00 %
Load Event End1.645 s1.645 s1.645 s0 ms0.00 %
Server Response Time766 ms766 ms766 ms0 ms0.00 %
TTFB775 ms775 ms775 ms0 ms0.00 %
Page Load Time1.644 s1.644 s1.644 s0 ms0.00 %
First Visual Change1.300 s1.300 s1.300 s0 ms0.00 %
Last Visual Change3.566 s3.566 s3.566 s0 ms0.00 %
Speed Index1.549 s1.549 s1.549 s0 ms0.00 %
Visual Readiness2.266 s2.266 s2.266 s0 ms0.00 %
Visual Complete 952.333 s2.333 s2.333 s0 ms0.00 %
Visual Complete 993.566 s3.566 s3.566 s0 ms0.00 %
CPU metrics
Browser metrics
CPU benchmark score59 ms59 ms59 ms0 ms0.00 %
Page metrics
DOM elements14899148991489900.00 %
Document height31863318633186300.00 %
Total Requests26262600.00 %
HTML Requests11100.00 %
JavaScript Requests44400.00 %
CSS Requests44400.00 %
Font Requests00000.00 %
HTTP Errors0000N/A
Total Transfer Size404.4 KB404.4 KB404.4 KB0 b0.00 %
HTML Transfer Size293.6 KB293.6 KB293.6 KB0 b0.00 %
JavaScript Transfer Size44.1 KB44.1 KB44.1 KB0 b0.00 %
CSS Transfer Size32.7 KB32.7 KB32.7 KB0 b0.00 %
Font Transfer Size0 b0 b0 b0 b0.00 %
Favicon Transfer Size0 b0 b0 b0 b0.00 %
Plain Transfer Size1.9 KB1.9 KB1.9 KB0 b0.00 %
SVG Transfer Size0 b0 b0 b0 b0.00 %
Total Content Size0 b0 b0 b0 b0.00 %
HTML Content Size0 b0 b0 b0 b0.00 %
JavaScript Content Size0 b0 b0 b0 b0.00 %
CSS Content Size0 b0 b0 b0 b0.00 %
Image Content Size0 b0 b0 b0 b0.00 %
Font Content Size0 b0 b0 b0 b0.00 %
Favicon Content Size0 b0 b0 b0 b0.00 %
Plain Content Size0 b0 b0 b0 b0.00 %
SVG Content Size0 b0 b0 b0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests26262600.00 %
First Party Total Transfer Size404.4 KB404.4 KB404.4 KB0 b0.00 %
First Party Total Content Size0 b0 b0 b0 b0.00 %