Metrics per run

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

Tested 2025-04-05 17:05:38 using Chrome 134.0.6998.35 (runtime settings).

Side by side

Metric123MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 486 ms 490 ms 487 ms487 ms488 ms2 ms0.35 %
First Contentful Paint 816 ms 804 ms 800 ms804 ms807 ms7 ms0.84 %
Largest Contentful Paint 1.196 s 1.152 s 1.180 s1.180 s1.176 s18 ms1.55 %
Total Blocking Time 1.066 s 1.054 s 965 ms1.054 s1.028 s45 ms4.38 %
Cumulative Layout Shift 0 0 00000.00 %
Timing metrics
First Paint 816 ms 804 ms 800 ms804 ms807 ms7 ms0.84 %
First Contentful Paint 816 ms 804 ms 800 ms804 ms807 ms7 ms0.84 %
Largest Contentful Paint 1.196 s 1.152 s 1.180 s1.180 s1.176 s18 ms1.55 %
Load Event End 1.883 s 1.833 s 1.834 s1.834 s1.850 s23 ms1.26 %
Server Response Time 329 ms 329 ms 329 ms329 ms329 ms0 ms0.00 %
TTFB 486 ms 490 ms 487 ms487 ms488 ms2 ms0.35 %
Page Load Time 1.883 s 1.833 s 1.834 s1.834 s1.850 s23 ms1.26 %
First Visual Change 834 ms 800 ms 800 ms800 ms811 ms16 ms1.98 %
Last Visual Change 7.100 s 7.100 s 7.100 s7.100 s7.100 s0 ms0.00 %
Speed Index 1.541 s 1.526 s 1.586 s1.541 s1.551 s25 ms1.64 %
Visual Readiness 6.266 s 6.300 s 6.300 s6.300 s6.289 s16 ms0.25 %
Visual Complete 95 7.067 s 7.067 s 7.067 s7.067 s7.067 s0 ms0.00 %
Visual Complete 99 7.067 s 7.067 s 7.067 s7.067 s7.067 s0 ms0.00 %
CPU metrics
Total Blocking Time 1.066 s 1.054 s 965 ms1.054 s1.028 s45 ms4.38 %
Max Potential FID 344 ms 313 ms 312 ms313 ms323 ms15 ms4.60 %
Number of Long Tasks 12 13 12121203.82 %
Total Duration of Long Tasks 1.740 s 1.766 s 1.625 s1.740 s1.710 s61 ms3.58 %
Browser metrics
CPU benchmark score 302 ms 293 ms 302 ms302 ms299 ms4 ms1.42 %
Page metrics
Cumulative Layout Shift 0 0 00000.00 %
DOM elements 4411 4411 44114411441100.00 %
Document height 4704 4704 47044704470400.00 %
Total Requests 27 27 27272700.00 %
HTML Requests 1 1 11100.00 %
JavaScript Requests 4 4 44400.00 %
CSS Requests 1 1 11100.00 %
Font Requests 0 0 00000.00 %
HTTP Errors 0 0 0000N/A
Total Transfer Size 364.6 KB 364.6 KB 364.6 KB364.6 KB364.6 KB0 b0.00 %
HTML Transfer Size 76.0 KB 76.0 KB 76.0 KB76.0 KB76.0 KB0 b0.00 %
JavaScript Transfer Size 213.8 KB 213.8 KB 213.8 KB213.8 KB213.8 KB0 b0.00 %
CSS Transfer Size 17.1 KB 17.1 KB 17.1 KB17.1 KB17.1 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.7 KB 1.7 KB 1.7 KB1.7 KB1.7 KB0 b0.00 %
JSON Transfer Size 1.4 KB 1.4 KB 1.4 KB1.4 KB1.4 KB0 b0.00 %
SVG Transfer Size 15.9 KB 15.9 KB 15.9 KB15.9 KB15.9 KB0 b0.00 %
Total Content Size 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB0 b0.00 %
HTML Content Size 355.9 KB 355.9 KB 355.9 KB355.9 KB355.9 KB0 b0.00 %
JavaScript Content Size 816.7 KB 816.7 KB 816.7 KB816.7 KB816.7 KB0 b0.00 %
CSS Content Size 122.4 KB 122.4 KB 122.4 KB122.4 KB122.4 KB0 b0.00 %
Image Content Size 35.4 KB 35.4 KB 35.4 KB35.4 KB35.4 KB0 b0.00 %
Font Content Size 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 2.7 KB 2.7 KB 2.7 KB2.7 KB2.7 KB0 b0.00 %
JSON Content Size 271 B 271 B 271 B271 B271 B0 b0.00 %
SVG Content Size 10.3 KB 10.3 KB 10.3 KB10.3 KB10.3 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 27 27 27272700.00 %
First Party Total Transfer Size 364.6 KB 364.6 KB 364.6 KB364.6 KB364.6 KB0 b0.00 %
First Party Total Content Size 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB0 b0.00 %