Metrics per run

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

Tested 2025-09-17 19:29:15 using Firefox 142.0.1 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 525 ms 658 ms 609 ms 591 ms 518 ms591 ms580 ms53 ms9.09 %
First Contentful Paint 982 ms 1.185 s 1.084 s 1.033 s 1.016 s1.033 s1.060 s71 ms6.66 %
Largest Contentful Paint 2.492 s 2.392 s 2.458 s 2.475 s 2.560 s2.475 s2.475 s54 ms2.19 %
Timing metrics
First Paint 998 ms 1.190 s 1.099 s 1.054 s 1.029 s1.054 s1.074 s67 ms6.22 %
First Contentful Paint 982 ms 1.185 s 1.084 s 1.033 s 1.016 s1.033 s1.060 s71 ms6.66 %
Largest Contentful Paint 2.492 s 2.392 s 2.458 s 2.475 s 2.560 s2.475 s2.475 s54 ms2.19 %
Load Event End 2.487 s 2.383 s 2.452 s 2.468 s 2.557 s2.468 s2.469 s56 ms2.27 %
Server Response Time 195 ms 264 ms 288 ms 194 ms 198 ms198 ms228 ms40 ms17.60 %
TTFB 525 ms 658 ms 609 ms 591 ms 518 ms591 ms580 ms53 ms9.09 %
Page Load Time 2.487 s 2.382 s 2.452 s 2.467 s 2.556 s2.467 s2.469 s56 ms2.27 %
First Visual Change 1.067 s 1.267 s 1.167 s 1.100 s 1.067 s1.100 s1.134 s76 ms6.71 %
Last Visual Change 3.133 s 3.333 s 3.233 s 3.200 s 3.200 s3.200 s3.220 s65 ms2.03 %
Speed Index 1.293 s 1.453 s 1.374 s 1.373 s 1.335 s1.373 s1.366 s53 ms3.87 %
Visual Readiness 2.066 s 2.066 s 2.066 s 2.100 s 2.133 s2.066 s2.086 s27 ms1.29 %
Visual Complete 95 2.533 s 2.400 s 2.467 s 2.467 s 2.567 s2.467 s2.487 s58 ms2.34 %
Visual Complete 99 2.533 s 2.400 s 2.467 s 2.500 s 2.567 s2.500 s2.493 s57 ms2.30 %
CPU metrics
Browser metrics
CPU benchmark score 52 ms 52 ms 52 ms 52 ms 53 ms52 ms52 ms0 ms0.77 %
Page metrics
DOM elements 11597 11597 11597 11597 11597115971159700.00 %
Document height 48289 48289 48289 48289 48289482894828900.00 %
Total Requests 233 233 233 233 23323323300.00 %
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 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB44 B0.00 %
HTML Transfer Size 134.2 KB 134.2 KB 134.2 KB 134.2 KB 134.2 KB134.2 KB134.2 KB0 b0.00 %
JavaScript Transfer Size 291.5 KB 291.4 KB 291.4 KB 291.5 KB 291.5 KB291.5 KB291.4 KB44 B0.01 %
CSS Transfer Size 29.3 KB 29.3 KB 29.3 KB 29.3 KB 29.3 KB29.3 KB29.3 KB0 b0.00 %
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 34.2 KB 34.2 KB 34.2 KB 34.2 KB 34.2 KB34.2 KB34.2 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 233 233 233 233 23323323300.00 %
First Party Total Transfer Size 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB44 B0.00 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %