Metrics per run

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

Tested 2025-04-05 18:36:25 using Chrome 134.0.6998.35 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 488 ms 488 ms 506 ms 489 ms 489 ms489 ms492 ms7 ms1.43 %
First Contentful Paint 1.068 s 1.028 s 1.060 s 1.024 s 1.032 s1.032 s1.042 s18 ms1.73 %
Largest Contentful Paint 1.068 s 1.028 s 1.060 s 1.024 s 1.032 s1.032 s1.042 s18 ms1.73 %
Total Blocking Time 50 ms 19 ms 59 ms 50 ms 25 ms50 ms41 ms16 ms38.56 %
Cumulative Layout Shift 0 0 0 0 00000.00 %
Timing metrics
First Paint 1.068 s 1.028 s 1.060 s 1.024 s 1.032 s1.032 s1.042 s18 ms1.73 %
First Contentful Paint 1.068 s 1.028 s 1.060 s 1.024 s 1.032 s1.032 s1.042 s18 ms1.73 %
Largest Contentful Paint 1.068 s 1.028 s 1.060 s 1.024 s 1.032 s1.032 s1.042 s18 ms1.73 %
Load Event End 2.192 s 2.406 s 2.431 s 2.408 s 2.201 s2.406 s2.328 s107 ms4.62 %
Server Response Time 413 ms 414 ms 414 ms 414 ms 413 ms414 ms414 ms0 ms0.12 %
TTFB 488 ms 488 ms 506 ms 489 ms 489 ms489 ms492 ms7 ms1.43 %
Page Load Time 2.192 s 2.406 s 2.431 s 2.408 s 2.201 s2.406 s2.328 s107 ms4.62 %
First Visual Change 1.066 s 1.033 s 1.066 s 1.033 s 1.033 s1.033 s1.046 s16 ms1.55 %
Last Visual Change 1.800 s 1.700 s 1.833 s 1.833 s 1.733 s1.800 s1.780 s54 ms3.04 %
Speed Index 1.084 s 1.051 s 1.084 s 1.053 s 1.052 s1.053 s1.065 s16 ms1.47 %
Visual Readiness 734 ms 667 ms 767 ms 800 ms 700 ms734 ms734 ms47 ms6.42 %
Visual Complete 95 1.100 s 1.100 s 1.100 s 1.100 s 1.100 s1.100 s1.100 s0 ms0.00 %
Visual Complete 99 1.766 s 1.700 s 1.800 s 1.800 s 1.733 s1.766 s1.760 s39 ms2.21 %
CPU metrics
Total Blocking Time 50 ms 19 ms 59 ms 50 ms 25 ms50 ms41 ms16 ms38.56 %
Max Potential FID 80 ms 69 ms 82 ms 85 ms 75 ms80 ms78 ms6 ms7.21 %
Number of Long Tasks 3 3 3 3 33300.00 %
Total Duration of Long Tasks 387 ms 352 ms 395 ms 376 ms 352 ms376 ms372 ms18 ms4.76 %
Browser metrics
CPU benchmark score 39 ms 39 ms 39 ms 40 ms 43 ms39 ms40 ms2 ms3.87 %
Page metrics
Cumulative Layout Shift 0 0 0 0 00000.00 %
DOM elements 11442 11442 11443 11442 11442114421144200.00 %
Document height 44484 44484 44484 44484 44484444844448400.00 %
Total Requests 230 230 230 230 23023023000.00 %
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 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB64 B0.01 %
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 289.2 KB 289.0 KB 289.2 KB 289.2 KB 289.2 KB289.2 KB289.1 KB62 B0.02 %
CSS Transfer Size 27.7 KB 27.7 KB 27.7 KB 27.7 KB 27.7 KB27.7 KB27.7 KB5 B0.02 %
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 23.8 KB 23.8 KB 23.8 KB 23.8 KB 23.8 KB23.8 KB23.8 KB0 b0.00 %
Total Content Size 2.5 MB 2.5 MB 2.5 MB 2.5 MB 2.5 MB2.5 MB2.5 MB0 b0.00 %
HTML Content Size 788.4 KB 788.4 KB 788.4 KB 788.4 KB 788.4 KB788.4 KB788.4 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 190.2 KB 190.2 KB 190.2 KB 190.2 KB 190.2 KB190.2 KB190.2 KB0 b0.00 %
Image Content Size 445.6 KB 445.6 KB 445.6 KB 445.6 KB 445.6 KB445.6 KB445.6 KB0 b0.00 %
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 20.9 KB 20.9 KB 20.9 KB 20.9 KB 20.9 KB20.9 KB20.9 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 230 230 230 230 23023023000.00 %
First Party Total Transfer Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB64 B0.01 %
First Party Total Content Size 2.5 MB 2.5 MB 2.5 MB 2.5 MB 2.5 MB2.5 MB2.5 MB0 b0.00 %