Metrics per run

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

Tested 2025-12-27 21:41:47 using Firefox 146.0 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 518 ms 441 ms 515 ms 588 ms 500 ms515 ms512 ms47 ms9.16 %
First Contentful Paint 1.032 s 1.034 s 1.027 s 1.100 s 1.013 s1.032 s1.041 s30 ms2.91 %
Largest Contentful Paint 1.102 s 2.163 s 2.107 s 2.307 s 2.094 s2.107 s1.955 s433 ms22.15 %
Timing metrics
First Paint 1.031 s 1.034 s 1.027 s 1.100 s 1.013 s1.031 s1.041 s30 ms2.92 %
First Contentful Paint 1.032 s 1.034 s 1.027 s 1.100 s 1.013 s1.032 s1.041 s30 ms2.91 %
Largest Contentful Paint 1.102 s 2.163 s 2.107 s 2.307 s 2.094 s2.107 s1.955 s433 ms22.15 %
Load Event End 2.211 s 2.110 s 2.245 s 2.314 s 2.194 s2.211 s2.215 s67 ms3.01 %
Server Response Time 195 ms 120 ms 195 ms 195 ms 195 ms195 ms180 ms30 ms16.67 %
TTFB 518 ms 441 ms 515 ms 588 ms 500 ms515 ms512 ms47 ms9.16 %
Page Load Time 2.211 s 2.109 s 2.245 s 2.314 s 2.193 s2.211 s2.214 s67 ms3.02 %
First Visual Change 1.100 s 1.100 s 1.067 s 1.167 s 1.034 s1.100 s1.094 s44 ms4.03 %
Last Visual Change 3.333 s 3.233 s 3.400 s 3.467 s 3.134 s3.333 s3.313 s118 ms3.57 %
Speed Index 1.184 s 1.173 s 1.196 s 1.303 s 1.165 s1.184 s1.204 s50 ms4.19 %
Visual Readiness 2.233 s 2.133 s 2.333 s 2.300 s 2.100 s2.233 s2.220 s91 ms4.09 %
Visual Complete 95 2.200 s 1.933 s 2.133 s 2.333 s 2.100 s2.133 s2.140 s131 ms6.11 %
Visual Complete 99 2.233 s 2.167 s 2.133 s 2.333 s 2.200 s2.200 s2.213 s69 ms3.10 %
CPU metrics
Browser metrics
CPU benchmark score 76 ms 79 ms 76 ms 77 ms 77 ms77 ms77 ms1 ms1.42 %
Page metrics
DOM elements 12970 12970 12969 12970 12970129701297000.00 %
Document height 48683 48683 48683 48683 48683486834868300.00 %
Total Requests 228 228 228 228 22822822800.00 %
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 1.3 MB 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB1.0 KB0.08 %
HTML Transfer Size 183.3 KB 183.5 KB 183.3 KB 183.3 KB 183.3 KB183.3 KB183.3 KB73 B0.04 %
JavaScript Transfer Size 294.9 KB 295.5 KB 294.9 KB 294.9 KB 294.9 KB294.9 KB295.0 KB233 B0.08 %
CSS Transfer Size 30.3 KB 30.5 KB 30.3 KB 30.3 KB 30.3 KB30.3 KB30.3 KB66 B0.21 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 2.0 KB 2.1 KB 2.0 KB 2.0 KB 2.0 KB2.0 KB2.0 KB33 B1.61 %
SVG Transfer Size 27.8 KB 29.2 KB 27.8 KB 27.8 KB 27.8 KB27.8 KB28.1 KB560 B1.94 %
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 228 228 228 228 22822822800.00 %
First Party Total Transfer Size 1.3 MB 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB1.0 KB0.08 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %