Metrics per run

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

Tested 2025-01-18 00:00:22 using Firefox 133.0 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 499 ms 514 ms 497 ms 513 ms 497 ms499 ms504 ms8 ms1.55 %
First Contentful Paint 847 ms 863 ms 847 ms 864 ms 846 ms847 ms853 ms8 ms0.97 %
Largest Contentful Paint 1.493 s 1.494 s 1.425 s 1.475 s 1.442 s1.475 s1.466 s28 ms1.89 %
Timing metrics
First Paint 851 ms 865 ms 849 ms 866 ms 848 ms851 ms856 ms8 ms0.93 %
First Contentful Paint 847 ms 863 ms 847 ms 864 ms 846 ms847 ms853 ms8 ms0.97 %
Largest Contentful Paint 1.493 s 1.494 s 1.425 s 1.475 s 1.442 s1.475 s1.466 s28 ms1.89 %
Load Event End 1.633 s 1.664 s 1.632 s 1.628 s 1.699 s1.633 s1.651 s27 ms1.64 %
Server Response Time 195 ms 194 ms 195 ms 194 ms 194 ms194 ms194 ms0 ms0.25 %
TTFB 499 ms 514 ms 497 ms 513 ms 497 ms499 ms504 ms8 ms1.55 %
Page Load Time 1.632 s 1.663 s 1.632 s 1.628 s 1.699 s1.632 s1.651 s27 ms1.65 %
First Visual Change 933 ms 966 ms 966 ms 966 ms 966 ms966 ms959 ms13 ms1.38 %
Last Visual Change 2.000 s 2.033 s 2.033 s 2.033 s 2.066 s2.033 s2.033 s21 ms1.03 %
Speed Index 971 ms 1.004 s 999 ms 1.006 s 1.003 s1.003 s997 ms13 ms1.30 %
Visual Readiness 1.067 s 1.067 s 1.067 s 1.067 s 1.100 s1.067 s1.074 s13 ms1.23 %
Visual Complete 95 1.467 s 1.500 s 1.200 s 1.500 s 1.466 s1.467 s1.427 s114 ms8.01 %
Visual Complete 99 1.500 s 1.533 s 1.533 s 1.633 s 1.533 s1.533 s1.546 s45 ms2.92 %
CPU metrics
Browser metrics
CPU benchmark score 80 ms 76 ms 80 ms 76 ms 80 ms80 ms78 ms2 ms2.50 %
Page metrics
DOM elements 5510 5511 5510 5510 55105510551000.01 %
Document height 26010 26010 26010 26010 26010260102601000.00 %
Total Requests 58 58 58 58 58585800.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 9 9 9 9 99900.00 %
CSS Requests 3 3 3 3 33300.00 %
Font Requests 0 0 0 0 00000.00 %
HTTP Errors 0 0 0 0 0000N/A
Total Transfer Size 544.2 KB 544.2 KB 544.2 KB 544.2 KB 544.2 KB544.2 KB544.2 KB1 B0.00 %
HTML Transfer Size 82.7 KB 82.7 KB 82.7 KB 82.7 KB 82.7 KB82.7 KB82.7 KB0 b0.00 %
JavaScript Transfer Size 287.9 KB 287.9 KB 287.9 KB 287.9 KB 287.9 KB287.9 KB287.9 KB0 b0.00 %
CSS Transfer Size 28.7 KB 28.7 KB 28.7 KB 28.7 KB 28.7 KB28.7 KB28.7 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.9 KB 1.9 KB 1.9 KB 1.9 KB 1.9 KB1.9 KB1.9 KB0 b0.00 %
SVG Transfer Size 28.6 KB 28.6 KB 28.6 KB 28.6 KB 28.6 KB28.6 KB28.6 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 58 58 58 58 58585800.00 %
First Party Total Transfer Size 544.2 KB 544.2 KB 544.2 KB 544.2 KB 544.2 KB544.2 KB544.2 KB1 B0.00 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %