Metrics per run

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

Tested 2025-09-01 04:25:30 using Firefox 142.0 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 775 ms 588 ms 560 ms 620 ms 623 ms620 ms633 ms75 ms11.77 %
First Contentful Paint 1.168 s 1.083 s 1.219 s 1.118 s 1.134 s1.134 s1.144 s46 ms4.04 %
Largest Contentful Paint 2.747 s 2.780 s 2.764 s 2.814 s 2.628 s2.764 s2.747 s63 ms2.30 %
Timing metrics
First Paint 1.286 s 1.086 s 1.220 s 1.231 s 1.137 s1.220 s1.192 s71 ms5.98 %
First Contentful Paint 1.168 s 1.083 s 1.219 s 1.118 s 1.134 s1.134 s1.144 s46 ms4.04 %
Largest Contentful Paint 2.747 s 2.780 s 2.764 s 2.814 s 2.628 s2.764 s2.747 s63 ms2.30 %
Load Event End 2.898 s 2.355 s 2.810 s 3.075 s 2.737 s2.810 s2.775 s238 ms8.59 %
Server Response Time 241 ms 245 ms 239 ms 299 ms 280 ms245 ms261 ms24 ms9.31 %
TTFB 775 ms 588 ms 560 ms 620 ms 623 ms620 ms633 ms75 ms11.77 %
Page Load Time 2.897 s 2.355 s 2.809 s 3.075 s 2.736 s2.809 s2.774 s238 ms8.59 %
First Visual Change 1.333 s 1.133 s 1.267 s 1.267 s 1.167 s1.267 s1.233 s73 ms5.92 %
Last Visual Change 3.733 s 3.867 s 3.767 s 3.833 s 3.633 s3.767 s3.767 s82 ms2.17 %
Speed Index 1.554 s 1.377 s 1.491 s 1.499 s 1.398 s1.491 s1.464 s66 ms4.53 %
Visual Readiness 2.400 s 2.734 s 2.500 s 2.566 s 2.466 s2.500 s2.533 s114 ms4.49 %
Visual Complete 95 2.767 s 2.800 s 2.767 s 2.833 s 2.633 s2.767 s2.760 s68 ms2.47 %
Visual Complete 99 2.767 s 2.800 s 2.800 s 2.833 s 2.733 s2.800 s2.787 s34 ms1.22 %
CPU metrics
Browser metrics
CPU benchmark score 53 ms 53 ms 52 ms 51 ms 52 ms52 ms52 ms1 ms1.43 %
Page metrics
DOM elements 11604 11605 11604 11604 11604116041160400.00 %
Document height 48681 48681 48681 48681 48681486814868100.00 %
Total Requests 235 235 235 235 23523523500.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 10 10 10 10 10101000.00 %
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 1.3 MB 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB235 B0.02 %
HTML Transfer Size 134.6 KB 134.6 KB 134.6 KB 134.6 KB 134.6 KB134.6 KB134.6 KB0 b0.00 %
JavaScript Transfer Size 375.8 KB 375.8 KB 375.8 KB 375.8 KB 375.8 KB375.8 KB375.8 KB3 B0.00 %
CSS Transfer Size 29.2 KB 29.2 KB 29.2 KB 29.2 KB 29.2 KB29.2 KB29.2 KB10 B0.03 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.9 KB 1.9 KB 1.9 KB 1.9 KB 1.9 KB1.9 KB1.9 KB0 b0.00 %
SVG Transfer Size 33.5 KB 33.3 KB 33.5 KB 33.5 KB 33.5 KB33.5 KB33.4 KB76 B0.22 %
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 235 235 235 235 23523523500.00 %
First Party Total Transfer Size 1.3 MB 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB235 B0.02 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %