Metrics per run

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

Tested 2026-08-24 22:41:18 using Firefox 153.0.3 (script).(runtime settings)

Side by side

1 run
MetricRun 1MedianMeanStddevRSD
Google Web Vitals
Time to First Byte801 ms801 ms801 ms0 ms0.00 %
Largest Contentful Paint1.498 s1.498 s1.498 s0 ms0.00 %
Timing metrics
First Paint1.497 s1.497 s1.497 s0 ms0.00 %
Largest Contentful Paint1.498 s1.498 s1.498 s0 ms0.00 %
Load Event End1.779 s1.779 s1.779 s0 ms0.00 %
Server Response Time791 ms791 ms791 ms0 ms0.00 %
TTFB801 ms801 ms801 ms0 ms0.00 %
Page Load Time1.778 s1.778 s1.778 s0 ms0.00 %
First Visual Change1.533 s1.533 s1.533 s0 ms0.00 %
Last Visual Change3.466 s3.466 s3.466 s0 ms0.00 %
Speed Index1.561 s1.561 s1.561 s0 ms0.00 %
Visual Readiness1.933 s1.933 s1.933 s0 ms0.00 %
Visual Complete 951.533 s1.533 s1.533 s0 ms0.00 %
Visual Complete 992.166 s2.166 s2.166 s0 ms0.00 %
CPU metrics
Browser metrics
CPU benchmark score57 ms57 ms57 ms0 ms0.00 %
Page metrics
DOM elements14842148421484200.00 %
Document height31705317053170500.00 %
Total Requests26262600.00 %
HTML Requests11100.00 %
JavaScript Requests33300.00 %
CSS Requests44400.00 %
Font Requests00000.00 %
HTTP Errors0000N/A
Total Transfer Size405.3 KB405.3 KB405.3 KB0 b0.00 %
HTML Transfer Size293.0 KB293.0 KB293.0 KB0 b0.00 %
JavaScript Transfer Size40.7 KB40.7 KB40.7 KB0 b0.00 %
CSS Transfer Size32.4 KB32.4 KB32.4 KB0 b0.00 %
Font Transfer Size0 b0 b0 b0 b0.00 %
Favicon Transfer Size0 b0 b0 b0 b0.00 %
Plain Transfer Size2.9 KB2.9 KB2.9 KB0 b0.00 %
SVG Transfer Size5.3 KB5.3 KB5.3 KB0 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 Size405.3 KB405.3 KB405.3 KB0 b0.00 %
First Party Total Content Size0 b0 b0 b0 b0.00 %