Metrics per run

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

Tested 2025-07-12 02:28:39 using Firefox 140.0.1 (script).(runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 119 ms 119 ms 119 ms 119 ms 122 ms119 ms120 ms1 ms1.00 %
First Contentful Paint 508 ms 525 ms 541 ms 541 ms 541 ms541 ms531 ms13 ms2.48 %
Largest Contentful Paint 816 ms 831 ms 868 ms 842 ms 881 ms842 ms848 ms24 ms2.81 %
Timing metrics
First Paint 799 ms 820 ms 849 ms 842 ms 837 ms837 ms829 ms18 ms2.17 %
First Contentful Paint 508 ms 525 ms 541 ms 541 ms 541 ms541 ms531 ms13 ms2.48 %
Largest Contentful Paint 816 ms 831 ms 868 ms 842 ms 881 ms842 ms848 ms24 ms2.81 %
Load Event End 1.893 s 2.002 s 1.918 s 1.510 s 1.910 s1.910 s1.847 s172 ms9.34 %
Server Response Time 113 ms 113 ms 112 ms 112 ms 116 ms113 ms113 ms1 ms1.30 %
TTFB 119 ms 119 ms 119 ms 119 ms 122 ms119 ms120 ms1 ms1.00 %
Page Load Time 1.893 s 2.002 s 1.917 s 1.509 s 1.909 s1.909 s1.846 s173 ms9.36 %
First Visual Change 833 ms 866 ms 900 ms 900 ms 866 ms866 ms873 ms25 ms2.88 %
Last Visual Change 2.433 s 2.600 s 2.466 s 2.600 s 2.666 s2.600 s2.553 s88 ms3.47 %
Speed Index 854 ms 889 ms 920 ms 922 ms 889 ms889 ms895 ms25 ms2.79 %
Visual Readiness 1.600 s 1.734 s 1.566 s 1.700 s 1.800 s1.700 s1.680 s86 ms5.13 %
Visual Complete 95 833 ms 866 ms 900 ms 900 ms 866 ms866 ms873 ms25 ms2.88 %
Visual Complete 99 1.400 s 1.500 s 1.433 s 1.466 s 1.366 s1.433 s1.433 s47 ms3.30 %
CPU metrics
Browser metrics
CPU benchmark score 77 ms 51 ms 77 ms 51 ms 77 ms77 ms67 ms13 ms19.13 %
Page metrics
DOM elements 21543 21543 21543 21543 21544215432154300.00 %
Document height 63202 63202 63202 63202 63202632026320200.00 %
Total Requests 90 90 90 90 90909000.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 2 2 2 2 22200.00 %
CSS Requests 2 2 2 2 22200.00 %
Font Requests 0 0 0 0 00000.00 %
HTTP Errors 0 0 0 0 0000N/A
Total Transfer Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB3 B0.00 %
HTML Transfer Size 295.2 KB 295.2 KB 295.2 KB 295.2 KB 295.2 KB295.2 KB295.2 KB0 b0.00 %
JavaScript Transfer Size 72.0 KB 72.0 KB 72.0 KB 72.0 KB 72.0 KB72.0 KB72.0 KB0 b0.00 %
CSS Transfer Size 24.0 KB 24.0 KB 24.0 KB 24.0 KB 24.0 KB24.0 KB24.0 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
SVG Transfer Size 21.9 KB 21.9 KB 21.9 KB 21.9 KB 21.9 KB21.9 KB21.9 KB0 b0.00 %
Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
HTML Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
JavaScript Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
CSS Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Image Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Font Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
SVG Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 90 90 90 90 90909000.00 %
First Party Total Transfer Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB3 B0.00 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %