Metrics per run

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

Tested 2025-09-17 16:15:07 using Chrome 140.0.7339.80 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 673 ms 505 ms 488 ms 502 ms 487 ms502 ms531 ms71 ms13.44 %
First Contentful Paint 1.976 s 908 ms 916 ms 928 ms 876 ms916 ms1.121 s428 ms38.18 %
Largest Contentful Paint 1.976 s 908 ms 916 ms 928 ms 876 ms916 ms1.121 s428 ms38.18 %
Interaction to Next Paint 1.288 s 384 ms 408 ms 408 ms 376 ms408 ms573 ms358 ms62.47 %
Total Blocking Time 10 ms 0 ms 0 ms 0 ms 0 ms0 ms2 ms4 ms200.00 %
Cumulative Layout Shift 0.032 0.032 0.032 0.032 0.0320.0320.03200.00 %
Timing metrics
First Paint 1.976 s 908 ms 916 ms 928 ms 876 ms916 ms1.121 s428 ms38.18 %
First Contentful Paint 1.976 s 908 ms 916 ms 928 ms 876 ms916 ms1.121 s428 ms38.18 %
Largest Contentful Paint 1.976 s 908 ms 916 ms 928 ms 876 ms916 ms1.121 s428 ms38.18 %
Load Event End 2.706 s 1.846 s 1.846 s 1.882 s 1.947 s1.882 s2.045 s332 ms16.25 %
Server Response Time 1.762 s 344 ms 342 ms 343 ms 344 ms344 ms627 ms568 ms90.51 %
TTFB 673 ms 505 ms 488 ms 502 ms 487 ms502 ms531 ms71 ms13.44 %
Page Load Time 2.706 s 1.845 s 1.846 s 1.881 s 1.946 s1.881 s2.045 s333 ms16.27 %
First Visual Change 1.966 s 900 ms 900 ms 900 ms 866 ms900 ms1.106 s430 ms38.86 %
Last Visual Change 2.633 s 1.733 s 1.700 s 1.766 s 1.733 s1.733 s1.913 s361 ms18.85 %
Speed Index 2.049 s 1.010 s 1.008 s 1.008 s 974 ms1.008 s1.210 s420 ms34.70 %
Visual Readiness 667 ms 833 ms 800 ms 866 ms 867 ms833 ms807 ms74 ms9.18 %
Visual Complete 95 2.633 s 1.733 s 1.700 s 1.766 s 1.733 s1.733 s1.913 s361 ms18.85 %
Visual Complete 99 2.633 s 1.733 s 1.700 s 1.766 s 1.733 s1.733 s1.913 s361 ms18.85 %
CPU metrics
Total Blocking Time 10 ms 0 ms 0 ms 0 ms 0 ms0 ms2 ms4 ms200.00 %
Max Potential FID 60 ms 0 ms 0 ms 0 ms 0 ms0 ms12 ms24 ms200.00 %
Number of Long Tasks 2 1 1 1 111033.33 %
Total Duration of Long Tasks 160 ms 144 ms 148 ms 152 ms 147 ms148 ms150 ms6 ms3.68 %
Browser metrics
CPU benchmark score 34 ms 33 ms 33 ms 36 ms 36 ms34 ms34 ms1 ms3.94 %
Page metrics
Cumulative Layout Shift 0.032 0.032 0.032 0.032 0.0320.0320.03200.00 %
DOM elements 5299 5301 5301 5301 53015301530110.02 %
Document height 24148 24148 24148 24148 24148241482414800.00 %
Total Requests 60 61 61 61 61616100.66 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 9 10 10 10 10101004.08 %
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 601.3 KB 603.2 KB 603.2 KB 603.2 KB 602.7 KB603.2 KB602.7 KB740 B0.12 %
HTML Transfer Size 82.2 KB 82.2 KB 82.2 KB 82.2 KB 82.2 KB82.2 KB82.2 KB7 B0.01 %
JavaScript Transfer Size 288.4 KB 289.8 KB 289.8 KB 289.8 KB 289.8 KB289.8 KB289.5 KB561 B0.19 %
CSS Transfer Size 28.9 KB 28.9 KB 28.9 KB 28.9 KB 28.9 KB28.9 KB28.9 KB4 B0.02 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.7 KB 1.7 KB 1.7 KB 1.7 KB 1.7 KB1.7 KB1.7 KB0 b0.00 %
SVG Transfer Size 30.6 KB 30.8 KB 30.8 KB 30.8 KB 30.6 KB30.8 KB30.7 KB88 B0.28 %
Total Content Size 1.8 MB 1.8 MB 1.8 MB 1.8 MB 1.8 MB1.8 MB1.8 MB398 B0.02 %
HTML Content Size 392.2 KB 392.2 KB 392.2 KB 392.2 KB 392.2 KB392.2 KB392.2 KB0 b0.00 %
JavaScript Content Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB398 B0.03 %
CSS Content Size 197.6 KB 197.6 KB 197.6 KB 197.6 KB 197.6 KB197.6 KB197.6 KB0 b0.00 %
Image Content Size 145.0 KB 145.0 KB 145.0 KB 145.0 KB 145.0 KB145.0 KB145.0 KB0 b0.00 %
Font Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 2.7 KB 2.7 KB 2.7 KB 2.7 KB 2.7 KB2.7 KB2.7 KB0 b0.00 %
SVG Content Size 36.0 KB 36.0 KB 36.0 KB 36.0 KB 36.0 KB36.0 KB36.0 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 60 61 61 61 61616100.66 %
First Party Total Transfer Size 601.3 KB 603.2 KB 603.2 KB 603.2 KB 602.7 KB603.2 KB602.7 KB740 B0.12 %
First Party Total Content Size 1.8 MB 1.8 MB 1.8 MB 1.8 MB 1.8 MB1.8 MB1.8 MB398 B0.02 %