Metrics per run

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

Tested 2026-03-27 04:05:36 using Firefox 148.0.2 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 825 ms 425 ms 411 ms 424 ms 500 ms425 ms517 ms157 ms30.40 %
First Contentful Paint 1.685 s 1.071 s 1.108 s 1.024 s 1.104 s1.104 s1.198 s245 ms20.46 %
Largest Contentful Paint 2.663 s 1.089 s 1.108 s 1.024 s 1.104 s1.104 s1.398 s633 ms45.32 %
Timing metrics
First Paint 1.684 s 1.071 s 1.107 s 1.024 s 1.103 s1.103 s1.198 s245 ms20.45 %
First Contentful Paint 1.685 s 1.071 s 1.108 s 1.024 s 1.104 s1.104 s1.198 s245 ms20.46 %
Largest Contentful Paint 2.663 s 1.089 s 1.108 s 1.024 s 1.104 s1.104 s1.398 s633 ms45.32 %
Load Event End 2.909 s 2.250 s 2.226 s 2.220 s 2.277 s2.250 s2.376 s267 ms11.24 %
Server Response Time 495 ms 102 ms 104 ms 103 ms 104 ms104 ms182 ms157 ms86.29 %
TTFB 825 ms 425 ms 411 ms 424 ms 500 ms425 ms517 ms157 ms30.40 %
Page Load Time 2.908 s 2.249 s 2.226 s 2.219 s 2.276 s2.249 s2.376 s267 ms11.24 %
First Visual Change 1.733 s 1.133 s 1.166 s 1.066 s 1.133 s1.133 s1.246 s246 ms19.70 %
Last Visual Change 3.933 s 3.400 s 3.400 s 3.166 s 3.367 s3.400 s3.453 s255 ms7.39 %
Speed Index 1.808 s 1.209 s 1.246 s 1.147 s 1.209 s1.209 s1.324 s244 ms18.45 %
Visual Readiness 2.200 s 2.267 s 2.234 s 2.100 s 2.234 s2.234 s2.207 s58 ms2.61 %
Visual Complete 95 2.533 s 1.833 s 1.933 s 1.866 s 1.900 s1.900 s2.013 s262 ms13.02 %
Visual Complete 99 2.667 s 2.133 s 2.233 s 2.166 s 2.100 s2.166 s2.260 s208 ms9.22 %
CPU metrics
Browser metrics
CPU benchmark score 76 ms 78 ms 78 ms 76 ms 77 ms77 ms77 ms1 ms1.16 %
Page metrics
DOM elements 13247 13247 13247 13247 13247132471324700.00 %
Document height 49554 49554 49554 49554 49554495544955400.00 %
Total Requests 243 242 242 242 24224224200.17 %
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 184.4 KB 184.4 KB 184.3 KB 184.3 KB 184.3 KB184.3 KB184.4 KB43 B0.02 %
JavaScript Transfer Size 314.3 KB 314.4 KB 313.9 KB 313.9 KB 313.9 KB313.9 KB314.1 KB262 B0.08 %
CSS Transfer Size 33.8 KB 33.8 KB 33.6 KB 33.6 KB 33.6 KB33.6 KB33.7 KB83 B0.24 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 2.1 KB 2.1 KB 2.0 KB 2.0 KB 2.0 KB2.0 KB2.0 KB36 B1.75 %
Plain Transfer Size 973 B N/A N/A N/A N/A973 B973 B0 b0.00 %
SVG Transfer Size 35.6 KB 35.8 KB 34.4 KB 34.4 KB 34.4 KB34.4 KB34.9 KB680 B1.90 %
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 %
Plain Content Size 0 b N/A N/A N/A N/A0 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 243 242 242 242 24224224200.17 %
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 %