Metrics per run

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

Tested 2025-07-12 04:21:29 using Chrome 138.0.7204.49 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 504 ms 505 ms 489 ms 488 ms 487 ms489 ms495 ms8 ms1.64 %
First Contentful Paint 832 ms 804 ms 784 ms 780 ms 792 ms792 ms798 ms19 ms2.34 %
Largest Contentful Paint 952 ms 944 ms 904 ms 916 ms 948 ms944 ms933 ms19 ms2.05 %
Interaction to Next Paint 128 ms 152 ms 136 ms 152 ms 152 ms152 ms144 ms10 ms7.03 %
Total Blocking Time 83 ms 71 ms 62 ms 43 ms 89 ms71 ms70 ms16 ms23.37 %
Cumulative Layout Shift 0.026 0.026 0.026 0.026 0.0260.0260.02600.00 %
Timing metrics
First Paint 832 ms 804 ms 784 ms 780 ms 792 ms792 ms798 ms19 ms2.34 %
First Contentful Paint 832 ms 804 ms 784 ms 780 ms 792 ms792 ms798 ms19 ms2.34 %
Largest Contentful Paint 952 ms 944 ms 904 ms 916 ms 948 ms944 ms933 ms19 ms2.05 %
Load Event End 2.088 s 2.153 s 2.157 s 2.293 s 2.124 s2.153 s2.163 s70 ms3.22 %
Server Response Time 413 ms 414 ms 414 ms 414 ms 413 ms414 ms414 ms0 ms0.12 %
TTFB 504 ms 505 ms 489 ms 488 ms 487 ms489 ms495 ms8 ms1.64 %
Page Load Time 2.088 s 2.153 s 2.157 s 2.293 s 2.124 s2.153 s2.163 s70 ms3.22 %
First Visual Change 833 ms 800 ms 766 ms 766 ms 800 ms800 ms793 ms25 ms3.17 %
Last Visual Change 2.000 s 1.933 s 2.000 s 1.933 s 1.966 s1.966 s1.966 s30 ms1.52 %
Speed Index 951 ms 915 ms 883 ms 886 ms 912 ms912 ms909 ms25 ms2.70 %
Visual Readiness 1.167 s 1.133 s 1.234 s 1.167 s 1.166 s1.167 s1.173 s33 ms2.81 %
Visual Complete 95 1.300 s 1.300 s 1.133 s 1.133 s 1.200 s1.200 s1.213 s75 ms6.18 %
Visual Complete 99 1.633 s 1.666 s 1.700 s 1.733 s 1.466 s1.666 s1.640 s93 ms5.67 %
CPU metrics
Total Blocking Time 83 ms 71 ms 62 ms 43 ms 89 ms71 ms70 ms16 ms23.37 %
Max Potential FID 82 ms 79 ms 82 ms 75 ms 108 ms82 ms85 ms12 ms13.72 %
Number of Long Tasks 5 4 3 3 334122.22 %
Total Duration of Long Tasks 370 ms 327 ms 248 ms 232 ms 239 ms248 ms283 ms55 ms19.51 %
Browser metrics
CPU benchmark score 36 ms 33 ms 35 ms 34 ms 33 ms34 ms34 ms1 ms3.41 %
Page metrics
Cumulative Layout Shift 0.026 0.026 0.026 0.026 0.0260.0260.02600.00 %
DOM elements 11579 11579 11579 11579 11579115791157900.00 %
Document height 45347 45347 45347 45347 45347453474534700.00 %
Total Requests 230 230 230 230 23023023000.00 %
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 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB86 B0.01 %
HTML Transfer Size 134.0 KB 134.0 KB 134.0 KB 134.0 KB 134.0 KB134.0 KB134.0 KB4 B0.00 %
JavaScript Transfer Size 284.3 KB 284.3 KB 284.3 KB 284.3 KB 284.3 KB284.3 KB284.3 KB2 B0.00 %
CSS Transfer Size 28.3 KB 28.3 KB 28.3 KB 28.3 KB 28.3 KB28.3 KB28.3 KB5 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 24.1 KB 24.1 KB 24.1 KB 24.1 KB 24.1 KB24.1 KB24.1 KB0 b0.00 %
Total Content Size 2.5 MB 2.5 MB 2.5 MB 2.5 MB 2.5 MB2.5 MB2.5 MB83 B0.00 %
HTML Content Size 776.6 KB 776.6 KB 776.6 KB 776.6 KB 776.6 KB776.6 KB776.6 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 194.2 KB 194.2 KB 194.2 KB 194.2 KB 194.2 KB194.2 KB194.2 KB0 b0.00 %
Image Content Size 511.3 KB 511.1 KB 511.1 KB 511.1 KB 511.1 KB511.1 KB511.2 KB83 B0.02 %
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 20.9 KB 20.9 KB 20.9 KB 20.9 KB 20.9 KB20.9 KB20.9 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 230 230 230 230 23023023000.00 %
First Party Total Transfer Size 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB86 B0.01 %
First Party Total Content Size 2.5 MB 2.5 MB 2.5 MB 2.5 MB 2.5 MB2.5 MB2.5 MB83 B0.00 %