Metrics per run

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

Tested 2026-04-12 22:59:59 using Firefox 148.0.2 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 427 ms 426 ms 426 ms 425 ms 410 ms426 ms423 ms6 ms1.52 %
First Contentful Paint 933 ms 898 ms 928 ms 902 ms 895 ms902 ms911 ms16 ms1.76 %
Largest Contentful Paint 1.323 s 1.103 s 1.611 s 1.305 s 1.137 s1.305 s1.296 s180 ms13.92 %
Timing metrics
First Paint 932 ms 898 ms 927 ms 902 ms 894 ms902 ms911 ms16 ms1.73 %
First Contentful Paint 933 ms 898 ms 928 ms 902 ms 895 ms902 ms911 ms16 ms1.76 %
Largest Contentful Paint 1.323 s 1.103 s 1.611 s 1.305 s 1.137 s1.305 s1.296 s180 ms13.92 %
Load Event End 1.758 s 1.855 s 1.895 s 1.806 s 1.789 s1.806 s1.821 s49 ms2.67 %
Server Response Time 104 ms 105 ms 104 ms 104 ms 103 ms104 ms104 ms1 ms0.61 %
TTFB 427 ms 426 ms 426 ms 425 ms 410 ms426 ms423 ms6 ms1.52 %
Page Load Time 1.758 s 1.855 s 1.894 s 1.806 s 1.789 s1.806 s1.820 s48 ms2.66 %
First Visual Change 967 ms 966 ms 1.000 s 966 ms 933 ms966 ms966 ms21 ms2.19 %
Last Visual Change 2.867 s 2.933 s 2.966 s 2.966 s 2.867 s2.933 s2.920 s45 ms1.53 %
Speed Index 1.009 s 1.006 s 1.056 s 1.004 s 976 ms1.006 s1.010 s26 ms2.55 %
Visual Readiness 1.900 s 1.967 s 1.966 s 2.000 s 1.934 s1.966 s1.953 s34 ms1.74 %
Visual Complete 95 1.167 s 1.100 s 1.600 s 1.066 s 1.133 s1.133 s1.213 s196 ms16.18 %
Visual Complete 99 1.767 s 1.666 s 1.800 s 1.700 s 1.667 s1.700 s1.720 s54 ms3.16 %
CPU metrics
Browser metrics
CPU benchmark score 76 ms 77 ms 80 ms 76 ms 78 ms77 ms77 ms1 ms1.93 %
Page metrics
DOM elements 5959 5959 5959 5959 59595959595900.00 %
Document height 26220 26220 26220 26220 26220262202622000.00 %
Total Requests 59 59 59 59 59595900.00 %
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 645.9 KB 645.9 KB 645.9 KB 645.9 KB 645.9 KB645.9 KB645.9 KB8 B0.00 %
HTML Transfer Size 110.3 KB 110.3 KB 110.3 KB 110.3 KB 110.3 KB110.3 KB110.3 KB0 b0.00 %
JavaScript Transfer Size 312.1 KB 312.1 KB 312.1 KB 312.1 KB 312.1 KB312.1 KB312.1 KB1 B0.00 %
CSS Transfer Size 33.8 KB 33.7 KB 33.7 KB 33.7 KB 33.7 KB33.7 KB33.8 KB9 B0.03 %
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 %
SVG Transfer Size 36.8 KB 36.8 KB 36.8 KB 36.8 KB 36.8 KB36.8 KB36.8 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 59 59 59 59 59595900.00 %
First Party Total Transfer Size 645.9 KB 645.9 KB 645.9 KB 645.9 KB 645.9 KB645.9 KB645.9 KB8 B0.00 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %