Metrics per run

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

Tested 2025-06-18 11:08:46 using Chrome 137.0.7151.55 (runtime settings).

Side by side

Metric123MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 436 ms 436 ms 436 ms436 ms436 ms0 ms0.00 %
First Contentful Paint 856 ms 840 ms 864 ms856 ms853 ms10 ms1.17 %
Largest Contentful Paint 1.260 s 1.252 s 1.248 s1.252 s1.253 s5 ms0.40 %
Total Blocking Time 1.034 s 929 ms 1.032 s1.032 s998 ms49 ms4.91 %
Cumulative Layout Shift 0 0 00000.00 %
Timing metrics
First Paint 856 ms 840 ms 864 ms856 ms853 ms10 ms1.17 %
First Contentful Paint 856 ms 840 ms 864 ms856 ms853 ms10 ms1.17 %
Largest Contentful Paint 1.260 s 1.252 s 1.248 s1.252 s1.253 s5 ms0.40 %
Load Event End 3.134 s 3.055 s 3.136 s3.134 s3.108 s38 ms1.21 %
Server Response Time 327 ms 326 ms 327 ms327 ms327 ms0 ms0.14 %
TTFB 436 ms 436 ms 436 ms436 ms436 ms0 ms0.00 %
Page Load Time 3.130 s 3.052 s 3.132 s3.130 s3.105 s37 ms1.20 %
First Visual Change 867 ms 833 ms 867 ms867 ms856 ms16 ms1.87 %
Last Visual Change 7.100 s 7.066 s 7.100 s7.100 s7.089 s16 ms0.23 %
Speed Index 2.341 s 2.303 s 2.291 s2.303 s2.312 s21 ms0.92 %
Visual Readiness 6.233 s 6.233 s 6.233 s6.233 s6.233 s0 ms0.00 %
Visual Complete 95 7.067 s 7.033 s 7.067 s7.067 s7.056 s16 ms0.23 %
Visual Complete 99 7.067 s 7.033 s 7.067 s7.067 s7.056 s16 ms0.23 %
CPU metrics
Total Blocking Time 1.034 s 929 ms 1.032 s1.032 s998 ms49 ms4.91 %
Max Potential FID 404 ms 374 ms 461 ms404 ms413 ms36 ms8.74 %
Number of Long Tasks 13 13 12131303.72 %
Total Duration of Long Tasks 1.766 s 1.664 s 1.702 s1.702 s1.711 s42 ms2.46 %
Browser metrics
CPU benchmark score 287 ms 301 ms 303 ms301 ms297 ms7 ms2.40 %
Page metrics
Cumulative Layout Shift 0 0 00000.00 %
DOM elements 4417 4417 44174417441700.00 %
Document height 4881 4881 48814881488100.00 %
Total Requests 32 32 32323200.00 %
HTML Requests 1 1 11100.00 %
JavaScript Requests 5 5 55500.00 %
CSS Requests 1 1 11100.00 %
Font Requests 0 0 00000.00 %
HTTP Errors 0 0 0000N/A
Total Transfer Size 446.1 KB 446.1 KB 446.1 KB446.1 KB446.1 KB0 b0.00 %
HTML Transfer Size 76.5 KB 76.5 KB 76.5 KB76.5 KB76.5 KB0 b0.00 %
JavaScript Transfer Size 220.5 KB 220.5 KB 220.5 KB220.5 KB220.5 KB0 b0.00 %
CSS Transfer Size 20.1 KB 20.1 KB 20.1 KB20.1 KB20.1 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.8 KB 1.8 KB 1.8 KB1.8 KB1.8 KB0 b0.00 %
JSON Transfer Size 1.6 KB 1.6 KB 1.6 KB1.6 KB1.6 KB0 b0.00 %
SVG Transfer Size 22.2 KB 22.2 KB 22.2 KB22.2 KB22.2 KB0 b0.00 %
Total Content Size 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB0 b0.00 %
HTML Content Size 356.6 KB 356.6 KB 356.6 KB356.6 KB356.6 KB0 b0.00 %
JavaScript Content Size 848.5 KB 848.5 KB 848.5 KB848.5 KB848.5 KB0 b0.00 %
CSS Content Size 151.3 KB 151.3 KB 151.3 KB151.3 KB151.3 KB0 b0.00 %
Image Content Size 97.5 KB 97.5 KB 97.5 KB97.5 KB97.5 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 24.9 KB 24.9 KB 24.9 KB24.9 KB24.9 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 32 32 32323200.00 %
First Party Total Transfer Size 446.1 KB 446.1 KB 446.1 KB446.1 KB446.1 KB0 b0.00 %
First Party Total Content Size 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB0 b0.00 %