Metrics per run

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

Tested 2025-07-12 04:24:04 using Chrome 138.0.7204.49 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 504 ms 486 ms 487 ms 486 ms 488 ms487 ms490 ms7 ms1.42 %
First Contentful Paint 816 ms 724 ms 724 ms 756 ms 724 ms724 ms749 ms36 ms4.78 %
Largest Contentful Paint 964 ms 916 ms 860 ms 944 ms 856 ms916 ms908 ms44 ms4.80 %
Interaction to Next Paint 160 ms NaN s 152 ms 184 ms 144 ms156 ms160 ms15 ms9.35 %
Total Blocking Time 0 ms 65 ms 0 ms 82 ms 1 ms1 ms30 ms36 ms122.46 %
Cumulative Layout Shift 0.026 0.026 0.026 0.026 0.0260.0260.02600.58 %
Timing metrics
First Paint 816 ms 724 ms 724 ms 756 ms 724 ms724 ms749 ms36 ms4.78 %
First Contentful Paint 816 ms 724 ms 724 ms 756 ms 724 ms724 ms749 ms36 ms4.78 %
Largest Contentful Paint 964 ms 916 ms 860 ms 944 ms 856 ms916 ms908 ms44 ms4.80 %
Load Event End 1.666 s 1.682 s 1.914 s 1.648 s 1.968 s1.682 s1.776 s137 ms7.69 %
Server Response Time 344 ms 344 ms 344 ms 344 ms 342 ms344 ms344 ms1 ms0.23 %
TTFB 504 ms 486 ms 487 ms 486 ms 488 ms487 ms490 ms7 ms1.42 %
Page Load Time 1.665 s 1.681 s 1.913 s 1.648 s 1.968 s1.681 s1.775 s137 ms7.70 %
First Visual Change 800 ms 733 ms 733 ms 766 ms 733 ms733 ms753 ms27 ms3.55 %
Last Visual Change 1.400 s 1.400 s 1.533 s 1.400 s 1.533 s1.400 s1.453 s65 ms4.48 %
Speed Index 907 ms 838 ms 827 ms 873 ms 828 ms838 ms855 ms31 ms3.64 %
Visual Readiness 600 ms 667 ms 800 ms 634 ms 800 ms667 ms700 ms84 ms12.02 %
Visual Complete 95 1.233 s 1.100 s 1.033 s 1.166 s 1.033 s1.100 s1.113 s78 ms6.98 %
Visual Complete 99 1.333 s 1.300 s 1.433 s 1.333 s 1.466 s1.333 s1.373 s64 ms4.70 %
CPU metrics
Total Blocking Time 0 ms 65 ms 0 ms 82 ms 1 ms1 ms30 ms36 ms122.46 %
Max Potential FID 0 ms 115 ms 0 ms 132 ms 51 ms51 ms60 ms56 ms93.39 %
Number of Long Tasks 1 1 1 1 211033.33 %
Total Duration of Long Tasks 119 ms 115 ms 98 ms 132 ms 141 ms119 ms121 ms15 ms12.20 %
Browser metrics
CPU benchmark score 33 ms 36 ms 34 ms 34 ms 34 ms34 ms34 ms1 ms2.86 %
Page metrics
Cumulative Layout Shift 0.026 0.026 0.026 0.026 0.0260.0260.02600.58 %
DOM elements 5298 5298 5298 5298 52975298529800.01 %
Document height 24503 24503 24503 24503 24503245032450300.00 %
Total Requests 58 58 58 58 58585800.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 9 9 9 9 99900.00 %
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 562.5 KB 562.5 KB 562.5 KB 562.5 KB 562.5 KB562.5 KB562.5 KB9 B0.00 %
HTML Transfer Size 82.5 KB 82.5 KB 82.5 KB 82.5 KB 82.5 KB82.5 KB82.5 KB0 b0.00 %
JavaScript Transfer Size 284.3 KB 284.3 KB 284.3 KB 284.3 KB 284.3 KB284.3 KB284.3 KB0 b0.00 %
CSS Transfer Size 28.5 KB 28.5 KB 28.5 KB 28.5 KB 28.5 KB28.5 KB28.5 KB4 B0.01 %
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 24.9 KB 24.9 KB 24.9 KB 24.9 KB 24.9 KB24.9 KB24.9 KB0 b0.00 %
Total Content Size 1.8 MB 1.8 MB 1.8 MB 1.8 MB 1.8 MB1.8 MB1.8 MB0 b0.00 %
HTML Content Size 392.4 KB 392.4 KB 392.4 KB 392.4 KB 392.4 KB392.4 KB392.4 KB0 b0.00 %
JavaScript Content Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB0 b0.00 %
CSS Content Size 195.0 KB 195.0 KB 195.0 KB 195.0 KB 195.0 KB195.0 KB195.0 KB0 b0.00 %
Image Content Size 116.8 KB 116.8 KB 116.8 KB 116.8 KB 116.8 KB116.8 KB116.8 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 21.1 KB 21.1 KB 21.1 KB 21.1 KB 21.1 KB21.1 KB21.1 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 58 58 58 58 58585800.00 %
First Party Total Transfer Size 562.5 KB 562.5 KB 562.5 KB 562.5 KB 562.5 KB562.5 KB562.5 KB9 B0.00 %
First Party Total Content Size 1.8 MB 1.8 MB 1.8 MB 1.8 MB 1.8 MB1.8 MB1.8 MB0 b0.00 %