Metrics per run

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

Tested 2026-08-24 21:53:05 using Chrome 151.0.7922.75 (runtime settings)

Side by side

5 runs
MetricRun 1Run 2Run 3Run 4Run 5MedianMeanStddevRSD
Google Web Vitals
Time to First Byte403 ms404 ms403 ms404 ms404 ms404 ms404 ms0 ms0.12 %
Largest Contentful Paint1.128 s1.156 s1.152 s1.176 s1.176 s1.156 s1.158 s18 ms1.54 %
Total Blocking Time44 ms34 ms34 ms38 ms41 ms38 ms38 ms4 ms10.26 %
Cumulative Layout Shift0.0010.0010.0010.0010.0010.0010.00100.00 %
Timing metrics
First Paint1.128 s1.156 s1.152 s1.176 s1.176 s1.156 s1.158 s18 ms1.54 %
Largest Contentful Paint1.128 s1.156 s1.152 s1.176 s1.176 s1.156 s1.158 s18 ms1.54 %
Load Event End1.655 s2.029 s2.030 s1.683 s1.678 s1.683 s1.815 s175 ms9.66 %
Server Response Time454 ms454 ms455 ms455 ms455 ms455 ms455 ms0 ms0.11 %
TTFB403 ms404 ms403 ms404 ms404 ms404 ms404 ms0 ms0.12 %
Page Load Time1.655 s2.029 s2.030 s1.683 s1.678 s1.683 s1.815 s175 ms9.66 %
First Visual Change1.133 s1.133 s1.133 s1.166 s1.166 s1.133 s1.146 s16 ms1.41 %
Last Visual Change2.066 s2.000 s2.033 s2.033 s2.066 s2.033 s2.040 s25 ms1.21 %
Speed Index1.178 s1.179 s1.178 s1.207 s1.198 s1.179 s1.188 s12 ms1.03 %
Visual Readiness933 ms867 ms900 ms867 ms900 ms900 ms893 ms25 ms2.76 %
Visual Complete 951.566 s1.333 s1.300 s1.300 s1.333 s1.333 s1.366 s101 ms7.38 %
Visual Complete 991.933 s1.900 s1.900 s2.000 s2.000 s1.933 s1.947 s45 ms2.32 %
CPU metrics
Total Blocking Time44 ms34 ms34 ms38 ms41 ms38 ms38 ms4 ms10.26 %
Max Potential FID76 ms73 ms74 ms79 ms82 ms76 ms77 ms3 ms4.31 %
Number of Long Tasks333333300.00 %
Total Duration of Long Tasks405 ms393 ms400 ms427 ms425 ms405 ms410 ms14 ms3.32 %
Browser metrics
CPU benchmark score39 ms43 ms45 ms34 ms34 ms39 ms39 ms5 ms11.58 %
Page metrics
Cumulative Layout Shift0.0010.0010.0010.0010.0010.0010.00100.00 %
DOM elements1335813358133581335713358133581335800.00 %
Document height4674546745467454674546745467454674500.00 %
Total Requests4040404040404000.00 %
HTML Requests111111100.00 %
JavaScript Requests999999900.00 %
CSS Requests333333300.00 %
Font Requests000000000.00 %
HTTP Errors00000000N/A
Total Transfer Size753.1 KB753.1 KB753.1 KB753.1 KB753.1 KB753.1 KB753.1 KB4 B0.00 %
HTML Transfer Size186.5 KB186.5 KB186.5 KB186.5 KB186.5 KB186.5 KB186.5 KB1 B0.00 %
JavaScript Transfer Size419.6 KB419.6 KB419.6 KB419.6 KB419.6 KB419.6 KB419.6 KB4 B0.00 %
CSS Transfer Size31.3 KB31.3 KB31.3 KB31.3 KB31.3 KB31.3 KB31.3 KB0 b0.00 %
Font Transfer Size0 b0 b0 b0 b0 b0 b0 b0 b0.00 %
Favicon Transfer Size1.8 KB1.8 KB1.8 KB1.8 KB1.8 KB1.8 KB1.8 KB0 b0.02 %
SVG Transfer Size25.6 KB25.6 KB25.6 KB25.6 KB25.6 KB25.6 KB25.6 KB1 B0.01 %
Total Content Size3.2 MB3.2 MB3.2 MB3.2 MB3.2 MB3.2 MB3.2 MB0 b0.00 %
HTML Content Size1.2 MB1.2 MB1.2 MB1.2 MB1.2 MB1.2 MB1.2 MB0 b0.00 %
JavaScript Content Size1.6 MB1.6 MB1.6 MB1.6 MB1.6 MB1.6 MB1.6 MB0 b0.00 %
CSS Content Size220.9 KB220.9 KB220.9 KB220.9 KB220.9 KB220.9 KB220.9 KB0 b0.00 %
Image Content Size76.4 KB76.4 KB76.4 KB76.4 KB76.4 KB76.4 KB76.4 KB0 b0.00 %
Font Content Size0 b0 b0 b0 b0 b0 b0 b0 b0.00 %
Favicon Content Size2.7 KB2.7 KB2.7 KB2.7 KB2.7 KB2.7 KB2.7 KB0 b0.00 %
SVG Content Size20.4 KB20.4 KB20.4 KB20.4 KB20.4 KB20.4 KB20.4 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests4040404040404000.00 %
First Party Total Transfer Size753.1 KB753.1 KB753.1 KB753.1 KB753.1 KB753.1 KB753.1 KB4 B0.00 %
First Party Total Content Size3.2 MB3.2 MB3.2 MB3.2 MB3.2 MB3.2 MB3.2 MB0 b0.00 %