Metrics per run

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

Tested 2026-03-28 01:38:17 using Firefox 148.0.2 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 425 ms 425 ms 426 ms 498 ms 426 ms426 ms440 ms29 ms6.59 %
First Contentful Paint 1.664 s 1.667 s 1.660 s 1.714 s 1.648 s1.664 s1.671 s23 ms1.36 %
Largest Contentful Paint 2.340 s 1.916 s 1.680 s 1.967 s 1.648 s1.916 s1.910 s249 ms13.03 %
Timing metrics
First Paint 1.663 s 1.666 s 1.659 s 1.713 s 1.647 s1.663 s1.670 s23 ms1.36 %
First Contentful Paint 1.664 s 1.667 s 1.660 s 1.714 s 1.648 s1.664 s1.671 s23 ms1.36 %
Largest Contentful Paint 2.340 s 1.916 s 1.680 s 1.967 s 1.648 s1.916 s1.910 s249 ms13.03 %
Load Event End 2.555 s 2.208 s 2.216 s 2.261 s 2.199 s2.216 s2.288 s135 ms5.91 %
Server Response Time 104 ms 104 ms 104 ms 104 ms 104 ms104 ms104 ms0 ms0.00 %
TTFB 425 ms 425 ms 426 ms 498 ms 426 ms426 ms440 ms29 ms6.59 %
Page Load Time 2.554 s 2.208 s 2.215 s 2.261 s 2.199 s2.215 s2.287 s135 ms5.90 %
First Visual Change 1.733 s 1.700 s 1.733 s 1.766 s 1.667 s1.733 s1.720 s34 ms1.96 %
Last Visual Change 3.733 s 4.000 s 3.866 s 4.066 s 3.933 s3.933 s3.920 s115 ms2.93 %
Speed Index 1.829 s 1.762 s 1.775 s 1.829 s 1.712 s1.775 s1.781 s44 ms2.48 %
Visual Readiness 2.000 s 2.300 s 2.133 s 2.300 s 2.266 s2.266 s2.200 s117 ms5.33 %
Visual Complete 95 2.366 s 1.933 s 1.733 s 2.000 s 1.667 s1.933 s1.940 s246 ms12.68 %
Visual Complete 99 2.733 s 2.833 s 2.866 s 2.900 s 2.833 s2.833 s2.833 s56 ms1.97 %
CPU metrics
Browser metrics
CPU benchmark score 77 ms 76 ms 79 ms 76 ms 78 ms77 ms77 ms1 ms1.51 %
Page metrics
DOM elements 23097 23098 23098 23098 23097230982309800.00 %
Document height 64768 64768 64768 64768 64768647686476800.00 %
Total Requests 100 100 100 100 10010010000.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 7 7 7 7 77700.00 %
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 1.4 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB2 B0.00 %
HTML Transfer Size 319.0 KB 319.0 KB 319.0 KB 319.0 KB 319.0 KB319.0 KB319.0 KB0 b0.00 %
JavaScript Transfer Size 308.2 KB 308.2 KB 308.2 KB 308.2 KB 308.2 KB308.2 KB308.2 KB0 b0.00 %
CSS Transfer Size 28.3 KB 28.3 KB 28.3 KB 28.3 KB 28.3 KB28.3 KB28.3 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 2.0 KB 2.0 KB 2.0 KB 2.0 KB 2.0 KB2.0 KB2.0 KB0 b0.00 %
Plain Transfer Size 973 B 973 B 973 B 973 B 973 B973 B973 B0 b0.00 %
SVG Transfer Size 81.9 KB 81.9 KB 81.9 KB 81.9 KB 81.9 KB81.9 KB81.9 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 %
Plain 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 100 100 100 100 10010010000.00 %
First Party Total Transfer Size 1.4 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB2 B0.00 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %