Metrics per run

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

Tested 2025-07-12 02:52:57 using Chrome 138.0.7204.49 (runtime settings).

Side by side

Metric123MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 504 ms 505 ms 503 ms504 ms504 ms1 ms0.16 %
First Contentful Paint 940 ms 836 ms 852 ms852 ms876 ms46 ms5.22 %
Largest Contentful Paint 1.108 s 1.208 s 1.220 s1.208 s1.179 s50 ms4.26 %
Total Blocking Time 796 ms 853 ms 842 ms842 ms830 ms25 ms2.97 %
Cumulative Layout Shift 0 0 00000.00 %
Timing metrics
First Paint 940 ms 836 ms 852 ms852 ms876 ms46 ms5.22 %
First Contentful Paint 940 ms 836 ms 852 ms852 ms876 ms46 ms5.22 %
Largest Contentful Paint 1.108 s 1.208 s 1.220 s1.208 s1.179 s50 ms4.26 %
Load Event End 2.852 s 1.548 s 1.564 s1.564 s1.988 s611 ms30.73 %
Server Response Time 329 ms 329 ms 329 ms329 ms329 ms0 ms0.00 %
TTFB 504 ms 505 ms 503 ms504 ms504 ms1 ms0.16 %
Page Load Time 2.846 s 1.548 s 1.564 s1.564 s1.986 s608 ms30.62 %
First Visual Change 933 ms 834 ms 867 ms867 ms878 ms41 ms4.69 %
Last Visual Change 7.200 s 7.234 s 7.234 s7.234 s7.223 s16 ms0.22 %
Speed Index 1.525 s 1.597 s 1.567 s1.567 s1.563 s30 ms1.89 %
Visual Readiness 6.267 s 6.400 s 6.367 s6.367 s6.345 s57 ms0.89 %
Visual Complete 95 7.033 s 7.067 s 7.067 s7.067 s7.056 s16 ms0.23 %
Visual Complete 99 7.033 s 7.067 s 7.067 s7.067 s7.056 s16 ms0.23 %
CPU metrics
Total Blocking Time 796 ms 853 ms 842 ms842 ms830 ms25 ms2.97 %
Max Potential FID 255 ms 371 ms 358 ms358 ms328 ms52 ms15.82 %
Number of Long Tasks 11 11 11111100.00 %
Total Duration of Long Tasks 1.419 s 1.479 s 1.473 s1.473 s1.457 s27 ms1.85 %
Browser metrics
CPU benchmark score 254 ms 253 ms 253 ms253 ms253 ms0 ms0.19 %
Page metrics
Cumulative Layout Shift 0 0 00000.00 %
DOM elements 4253 4253 42534253425300.00 %
Document height 4712 4712 47124712471200.00 %
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 407.7 KB 407.7 KB 407.7 KB407.7 KB407.7 KB5 B0.00 %
HTML Transfer Size 75.7 KB 75.7 KB 75.7 KB75.7 KB75.7 KB0 b0.00 %
JavaScript Transfer Size 218.4 KB 218.4 KB 218.4 KB218.4 KB218.4 KB0 b0.00 %
CSS Transfer Size 20.3 KB 20.3 KB 20.3 KB20.3 KB20.3 KB5 B0.02 %
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 1.6 KB 1.6 KB 1.6 KB1.6 KB1.6 KB0 b0.00 %
SVG Transfer Size 16.1 KB 16.1 KB 16.1 KB16.1 KB16.1 KB0 b0.00 %
Total Content Size 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB0 b0.00 %
HTML Content Size 341.7 KB 341.7 KB 341.7 KB341.7 KB341.7 KB0 b0.00 %
JavaScript Content Size 846.3 KB 846.3 KB 846.3 KB846.3 KB846.3 KB0 b0.00 %
CSS Content Size 152.4 KB 152.4 KB 152.4 KB152.4 KB152.4 KB0 b0.00 %
Image Content Size 70.0 KB 70.0 KB 70.0 KB70.0 KB70.0 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 10.4 KB 10.4 KB 10.4 KB10.4 KB10.4 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 27 27 27272700.00 %
First Party Total Transfer Size 407.7 KB 407.7 KB 407.7 KB407.7 KB407.7 KB5 B0.00 %
First Party Total Content Size 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB0 b0.00 %