Metrics per run

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

Tested 2026-06-23 22:30:05 using Firefox 151.0.3 (runtime settings)

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 415 ms 417 ms 420 ms 417 ms 418 ms417 ms417 ms2 ms0.39 %
Largest Contentful Paint 2.034 s 2.119 s 2.085 s 2.068 s 2.000 s2.068 s2.061 s41 ms1.99 %
Timing metrics
First Paint 931 ms 931 ms 942 ms 949 ms 914 ms931 ms933 ms12 ms1.27 %
Largest Contentful Paint 2.034 s 2.119 s 2.085 s 2.068 s 2.000 s2.068 s2.061 s41 ms1.99 %
Load Event End 2.025 s 1.938 s 1.900 s 1.672 s 1.606 s1.900 s1.828 s161 ms8.81 %
Server Response Time 112 ms 112 ms 112 ms 112 ms 112 ms112 ms112 ms0 ms0.00 %
TTFB 415 ms 417 ms 420 ms 417 ms 418 ms417 ms417 ms2 ms0.39 %
Page Load Time 2.024 s 1.938 s 1.899 s 1.672 s 1.605 s1.899 s1.828 s161 ms8.81 %
First Visual Change 967 ms 967 ms 967 ms 1.000 s 933 ms967 ms967 ms21 ms2.19 %
Last Visual Change 3.067 s 3.133 s 3.100 s 3.167 s 3.067 s3.100 s3.107 s39 ms1.25 %
Speed Index 1.145 s 1.158 s 1.154 s 1.180 s 1.113 s1.154 s1.150 s22 ms1.89 %
Visual Readiness 2.100 s 2.166 s 2.133 s 2.167 s 2.134 s2.134 s2.140 s25 ms1.16 %
Visual Complete 95 2.033 s 2.100 s 2.067 s 2.067 s 2.000 s2.067 s2.053 s34 ms1.66 %
Visual Complete 99 2.033 s 2.100 s 2.067 s 2.067 s 2.000 s2.067 s2.053 s34 ms1.66 %
CPU metrics
Browser metrics
CPU benchmark score 79 ms 77 ms 77 ms 77 ms 77 ms77 ms77 ms1 ms1.03 %
Page metrics
DOM elements 5987 5987 5987 5987 59875987598700.00 %
Document height 26303 26303 26303 26303 26303263032630300.00 %
Total Requests 61 61 63 61 62616211.30 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 10 10 10 10 10101000.00 %
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 825.2 KB 825.2 KB 828.4 KB 825.0 KB 825.1 KB825.2 KB825.8 KB1.3 KB0.16 %
HTML Transfer Size 111.3 KB 111.3 KB 111.4 KB 111.3 KB 111.3 KB111.3 KB111.3 KB30 B0.03 %
JavaScript Transfer Size 445.6 KB 445.6 KB 446.1 KB 445.5 KB 445.5 KB445.6 KB445.7 KB218 B0.05 %
CSS Transfer Size 32.0 KB 32.0 KB 32.0 KB 31.9 KB 32.0 KB32.0 KB32.0 KB48 B0.15 %
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 2.1 KB 2.0 KB 2.0 KB2.0 KB2.0 KB30 B1.48 %
SVG Transfer Size 42.5 KB 42.5 KB 43.9 KB 42.5 KB 42.5 KB42.5 KB42.8 KB578 B1.32 %
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 61 61 63 61 62616211.30 %
First Party Total Transfer Size 825.2 KB 825.2 KB 828.4 KB 825.0 KB 825.1 KB825.2 KB825.8 KB1.3 KB0.16 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %