Metrics per run

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

Tested 2026-04-29 20:16:06 using Firefox 148.0.2 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 426 ms 425 ms 427 ms 409 ms 427 ms426 ms423 ms7 ms1.64 %
First Contentful Paint 1.086 s 1.081 s 1.048 s 1.066 s 1.046 s1.066 s1.065 s16 ms1.54 %
Largest Contentful Paint 1.917 s 2.121 s 1.834 s 1.144 s 1.137 s1.834 s1.631 s411 ms25.20 %
Timing metrics
First Paint 1.086 s 1.080 s 1.048 s 1.065 s 1.046 s1.065 s1.065 s16 ms1.52 %
First Contentful Paint 1.086 s 1.081 s 1.048 s 1.066 s 1.046 s1.066 s1.065 s16 ms1.54 %
Largest Contentful Paint 1.917 s 2.121 s 1.834 s 1.144 s 1.137 s1.834 s1.631 s411 ms25.20 %
Load Event End 2.524 s 2.790 s 2.841 s 2.897 s 2.916 s2.841 s2.794 s142 ms5.08 %
Server Response Time 104 ms 102 ms 104 ms 102 ms 104 ms104 ms103 ms1 ms0.95 %
TTFB 426 ms 425 ms 427 ms 409 ms 427 ms426 ms423 ms7 ms1.64 %
Page Load Time 2.523 s 2.790 s 2.841 s 2.896 s 2.916 s2.841 s2.793 s142 ms5.09 %
First Visual Change 1.133 s 1.133 s 1.100 s 1.133 s 1.100 s1.133 s1.120 s16 ms1.44 %
Last Visual Change 4.100 s 4.333 s 4.000 s 4.033 s 4.000 s4.033 s4.093 s125 ms3.06 %
Speed Index 1.270 s 1.296 s 1.234 s 1.224 s 1.196 s1.234 s1.244 s35 ms2.83 %
Visual Readiness 2.967 s 3.200 s 2.900 s 2.900 s 2.900 s2.900 s2.973 s116 ms3.91 %
Visual Complete 95 1.933 s 2.133 s 1.866 s 1.733 s 1.800 s1.866 s1.893 s137 ms7.25 %
Visual Complete 99 2.933 s 3.100 s 2.766 s 2.800 s 2.800 s2.800 s2.880 s124 ms4.31 %
CPU metrics
Browser metrics
CPU benchmark score 76 ms 77 ms 79 ms 81 ms 77 ms77 ms78 ms2 ms2.29 %
Page metrics
DOM elements 13286 13287 13286 13286 13286132861328600.00 %
Document height 49764 49764 49764 49764 49764497644976400.00 %
Total Requests 245 245 245 245 24524524500.00 %
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 1.4 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB1.4 KB0.10 %
HTML Transfer Size 183.6 KB 183.6 KB 183.6 KB 183.6 KB 183.6 KB183.6 KB183.6 KB0 b0.00 %
JavaScript Transfer Size 314.4 KB 314.4 KB 314.4 KB 314.4 KB 314.4 KB314.4 KB314.4 KB1 B0.00 %
CSS Transfer Size 33.7 KB 33.7 KB 33.7 KB 33.7 KB 33.7 KB33.7 KB33.7 KB1 B0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 2.0 KB 2.0 KB 2.0 KB 2.0 KB 2.0 KB2.0 KB2.0 KB0 b0.00 %
SVG Transfer Size 36.0 KB 36.0 KB 36.0 KB 36.0 KB 36.0 KB36.0 KB36.0 KB0 b0.00 %
Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
HTML Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
JavaScript Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
CSS Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Image Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Font Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
SVG Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 245 245 245 245 24524524500.00 %
First Party Total Transfer Size 1.4 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB1.4 KB0.10 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %