Metrics per run

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

Tested 2025-04-05 18:51:20 using Firefox 136.0 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 496 ms 541 ms 514 ms 619 ms 495 ms514 ms533 ms46 ms8.65 %
First Contentful Paint 830 ms 881 ms 847 ms 948 ms 830 ms847 ms867 ms44 ms5.13 %
Largest Contentful Paint 1.431 s 1.405 s 1.378 s 1.458 s 1.340 s1.405 s1.402 s41 ms2.92 %
Timing metrics
First Paint 833 ms 882 ms 851 ms 952 ms 834 ms851 ms870 ms44 ms5.11 %
First Contentful Paint 830 ms 881 ms 847 ms 948 ms 830 ms847 ms867 ms44 ms5.13 %
Largest Contentful Paint 1.431 s 1.405 s 1.378 s 1.458 s 1.340 s1.405 s1.402 s41 ms2.92 %
Load Event End 1.767 s 1.955 s 1.901 s 1.930 s 1.819 s1.901 s1.874 s71 ms3.76 %
Server Response Time 194 ms 194 ms 195 ms 195 ms 194 ms194 ms194 ms0 ms0.25 %
TTFB 496 ms 541 ms 514 ms 619 ms 495 ms514 ms533 ms46 ms8.65 %
Page Load Time 1.767 s 1.955 s 1.901 s 1.929 s 1.819 s1.901 s1.874 s70 ms3.76 %
First Visual Change 900 ms 966 ms 933 ms 1.033 s 900 ms933 ms946 ms50 ms5.26 %
Last Visual Change 2.000 s 2.033 s 2.066 s 2.100 s 2.000 s2.033 s2.040 s39 ms1.90 %
Speed Index 938 ms 1.001 s 969 ms 1.068 s 935 ms969 ms982 ms49 ms5.00 %
Visual Readiness 1.100 s 1.067 s 1.133 s 1.067 s 1.100 s1.100 s1.093 s25 ms2.26 %
Visual Complete 95 1.366 s 1.400 s 1.400 s 1.500 s 1.366 s1.400 s1.406 s49 ms3.50 %
Visual Complete 99 1.466 s 1.600 s 1.533 s 1.566 s 1.433 s1.533 s1.520 s62 ms4.07 %
CPU metrics
Browser metrics
CPU benchmark score 51 ms 52 ms 52 ms 51 ms 53 ms52 ms52 ms1 ms1.44 %
Page metrics
DOM elements 5583 5583 5583 5584 55845583558300.01 %
Document height 26316 26316 26316 26316 26316263162631600.00 %
Total Requests 57 57 57 57 57575700.00 %
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 552.9 KB 552.9 KB 552.9 KB 552.9 KB 552.9 KB552.9 KB552.9 KB2 B0.00 %
HTML Transfer Size 82.9 KB 82.9 KB 82.9 KB 82.9 KB 82.9 KB82.9 KB82.9 KB0 b0.00 %
JavaScript Transfer Size 290.4 KB 290.4 KB 290.4 KB 290.4 KB 290.4 KB290.4 KB290.4 KB1 B0.00 %
CSS Transfer Size 28.4 KB 28.4 KB 28.4 KB 28.4 KB 28.4 KB28.4 KB28.4 KB1 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 57 57 57 57 57575700.00 %
First Party Total Transfer Size 552.9 KB 552.9 KB 552.9 KB 552.9 KB 552.9 KB552.9 KB552.9 KB2 B0.00 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %