Metrics per run

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

Tested 2025-02-20 15:50:34 using Chrome 133.0.6943.53 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 487 ms 506 ms 487 ms 487 ms 504 ms487 ms494 ms9 ms1.79 %
First Contentful Paint 1.048 s 1.032 s 1.048 s 1.008 s 1.068 s1.048 s1.041 s20 ms1.92 %
Largest Contentful Paint 1.048 s 1.032 s 1.048 s 1.008 s 1.068 s1.048 s1.041 s20 ms1.92 %
Total Blocking Time 3 ms 32 ms 27 ms 30 ms 31 ms30 ms25 ms11 ms44.43 %
Cumulative Layout Shift 0.031 0.031 0.031 0.031 0.0310.0310.03100.00 %
Timing metrics
First Paint 1.048 s 1.032 s 1.048 s 1.008 s 1.068 s1.048 s1.041 s20 ms1.92 %
First Contentful Paint 1.048 s 1.032 s 1.048 s 1.008 s 1.068 s1.048 s1.041 s20 ms1.92 %
Largest Contentful Paint 1.048 s 1.032 s 1.048 s 1.008 s 1.068 s1.048 s1.041 s20 ms1.92 %
Load Event End 2.218 s 2.139 s 2.064 s 2.132 s 2.131 s2.132 s2.137 s49 ms2.29 %
Server Response Time 414 ms 414 ms 413 ms 414 ms 412 ms414 ms413 ms1 ms0.19 %
TTFB 487 ms 506 ms 487 ms 487 ms 504 ms487 ms494 ms9 ms1.79 %
Page Load Time 2.217 s 2.139 s 2.064 s 2.132 s 2.131 s2.132 s2.137 s49 ms2.27 %
First Visual Change 1.033 s 1.033 s 1.033 s 1.000 s 1.066 s1.033 s1.033 s21 ms2.02 %
Last Visual Change 2.133 s 2.166 s 2.100 s 2.166 s 2.166 s2.166 s2.146 s26 ms1.23 %
Speed Index 1.161 s 1.167 s 1.158 s 1.140 s 1.190 s1.161 s1.163 s16 ms1.39 %
Visual Readiness 1.100 s 1.133 s 1.067 s 1.166 s 1.100 s1.100 s1.113 s34 ms3.02 %
Visual Complete 95 2.133 s 2.166 s 2.100 s 2.166 s 2.166 s2.166 s2.146 s26 ms1.23 %
Visual Complete 99 2.133 s 2.166 s 2.100 s 2.166 s 2.166 s2.166 s2.146 s26 ms1.23 %
CPU metrics
Total Blocking Time 3 ms 32 ms 27 ms 30 ms 31 ms30 ms25 ms11 ms44.43 %
Max Potential FID 53 ms 82 ms 71 ms 80 ms 81 ms80 ms73 ms11 ms14.89 %
Number of Long Tasks 2 2 3 2 222018.18 %
Total Duration of Long Tasks 284 ms 306 ms 351 ms 299 ms 313 ms306 ms311 ms22 ms7.20 %
Browser metrics
CPU benchmark score 39 ms 42 ms 41 ms 39 ms 40 ms40 ms40 ms1 ms2.90 %
Page metrics
Cumulative Layout Shift 0.031 0.031 0.031 0.031 0.0310.0310.03100.00 %
DOM elements 11373 11373 11373 11372 11373113731137300.00 %
Document height 43884 43884 43884 43884 43884438844388400.00 %
Total Requests 232 232 232 232 23223223200.00 %
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 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB46 B0.00 %
HTML Transfer Size 134.0 KB 134.0 KB 134.0 KB 134.0 KB 134.0 KB134.0 KB134.0 KB0 b0.00 %
JavaScript Transfer Size 290.9 KB 290.9 KB 290.9 KB 290.9 KB 290.9 KB290.9 KB290.9 KB1 B0.00 %
CSS Transfer Size 27.8 KB 27.8 KB 27.8 KB 27.8 KB 27.8 KB27.8 KB27.8 KB1 B0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.7 KB 1.7 KB 1.7 KB 1.7 KB 1.7 KB1.7 KB1.7 KB0 b0.00 %
SVG Transfer Size 31.1 KB 31.1 KB 31.1 KB 31.1 KB 31.1 KB31.1 KB31.1 KB0 b0.00 %
Total Content Size 2.5 MB 2.5 MB 2.5 MB 2.5 MB 2.5 MB2.5 MB2.5 MB92 B0.00 %
HTML Content Size 799.3 KB 799.3 KB 799.3 KB 799.3 KB 799.3 KB799.3 KB799.3 KB0 b0.00 %
JavaScript Content Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB0 b0.00 %
CSS Content Size 190.6 KB 190.6 KB 190.6 KB 190.6 KB 190.6 KB190.6 KB190.6 KB0 b0.00 %
Image Content Size 437.2 KB 437.0 KB 437.0 KB 437.0 KB 437.0 KB437.0 KB437.0 KB92 B0.02 %
Font Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 2.7 KB 2.7 KB 2.7 KB 2.7 KB 2.7 KB2.7 KB2.7 KB0 b0.00 %
SVG Content Size 37.3 KB 37.3 KB 37.3 KB 37.3 KB 37.3 KB37.3 KB37.3 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 232 232 232 232 23223223200.00 %
First Party Total Transfer Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB46 B0.00 %
First Party Total Content Size 2.5 MB 2.5 MB 2.5 MB 2.5 MB 2.5 MB2.5 MB2.5 MB92 B0.00 %