Metrics per run

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

Tested 2026-05-26 02:59:20 using Chrome 148.0.7778.96 (runtime settings)

Side by side

Metric123MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 393 ms 395 ms 394 ms394 ms394 ms1 ms0.21 %
Largest Contentful Paint 1.380 s 1.380 s 1.400 s1.380 s1.387 s9 ms0.68 %
Total Blocking Time 1.525 s 1.482 s 1.556 s1.525 s1.521 s30 ms1.99 %
Cumulative Layout Shift 0 0 00000.00 %
Timing metrics
First Paint 980 ms 996 ms 924 ms980 ms967 ms31 ms3.19 %
Largest Contentful Paint 1.380 s 1.380 s 1.400 s1.380 s1.387 s9 ms0.68 %
Load Event End 2.069 s 2.053 s 2.124 s2.069 s2.082 s30 ms1.46 %
Server Response Time 424 ms 424 ms 454 ms424 ms434 ms14 ms3.26 %
TTFB 393 ms 395 ms 394 ms394 ms394 ms1 ms0.21 %
Page Load Time 2.069 s 2.053 s 2.124 s2.069 s2.082 s30 ms1.46 %
First Visual Change 967 ms 1.000 s 933 ms967 ms967 ms27 ms2.83 %
Last Visual Change 4.367 s 4.267 s 4.433 s4.367 s4.356 s68 ms1.57 %
Speed Index 2.358 s 2.343 s 2.409 s2.358 s2.370 s28 ms1.19 %
Visual Readiness 3.400 s 3.267 s 3.500 s3.400 s3.389 s95 ms2.82 %
Visual Complete 95 3.967 s 3.900 s 4.033 s3.967 s3.967 s54 ms1.37 %
Visual Complete 99 4.300 s 4.233 s 4.333 s4.300 s4.289 s42 ms0.97 %
CPU metrics
Total Blocking Time 1.525 s 1.482 s 1.556 s1.525 s1.521 s30 ms1.99 %
Max Potential FID 461 ms 432 ms 402 ms432 ms432 ms24 ms5.58 %
Number of Long Tasks 13 14 15141415.83 %
Total Duration of Long Tasks 2.243 s 2.252 s 2.369 s2.252 s2.288 s57 ms2.51 %
Browser metrics
CPU benchmark score 249 ms 249 ms 255 ms249 ms251 ms3 ms1.13 %
Page metrics
Cumulative Layout Shift 0 0 00000.00 %
DOM elements 8441 8441 84418441844100.00 %
Document height 4893 4893 48934893489300.00 %
Total Requests 33 33 33333300.00 %
HTML Requests 1 1 11100.00 %
JavaScript Requests 6 6 66600.00 %
CSS Requests 2 2 22200.00 %
Font Requests 0 0 00000.00 %
HTTP Errors 0 0 0000N/A
Total Transfer Size 821.3 KB 821.3 KB 821.4 KB821.3 KB821.3 KB75 B0.01 %
HTML Transfer Size 152.7 KB 152.7 KB 152.7 KB152.7 KB152.7 KB0 b0.00 %
JavaScript Transfer Size 374.5 KB 374.5 KB 374.5 KB374.5 KB374.5 KB5 B0.00 %
CSS Transfer Size 22.5 KB 22.5 KB 22.5 KB22.5 KB22.5 KB5 B0.02 %
Font Transfer Size 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.8 KB 1.8 KB 1.8 KB1.8 KB1.8 KB0 b0.00 %
JSON Transfer Size 1.8 KB 1.8 KB 1.9 KB1.8 KB1.8 KB68 B3.69 %
SVG Transfer Size 24.2 KB 24.2 KB 24.2 KB24.2 KB24.2 KB0 b0.00 %
Total Content Size 2.7 MB 2.7 MB 2.7 MB2.7 MB2.7 MB0 b0.00 %
HTML Content Size 889.1 KB 889.1 KB 889.1 KB889.1 KB889.1 KB0 b0.00 %
JavaScript Content Size 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB0 b0.00 %
CSS Content Size 159.1 KB 159.1 KB 159.1 KB159.1 KB159.1 KB0 b0.00 %
Image Content Size 236.3 KB 236.3 KB 236.3 KB236.3 KB236.3 KB0 b0.00 %
Font Content Size 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 2.7 KB 2.7 KB 2.7 KB2.7 KB2.7 KB0 b0.00 %
JSON Content Size 271 B 271 B 271 B271 B271 B0 b0.00 %
SVG Content Size 28.5 KB 28.5 KB 28.5 KB28.5 KB28.5 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 33 33 33333300.00 %
First Party Total Transfer Size 821.3 KB 821.3 KB 821.4 KB821.3 KB821.3 KB75 B0.01 %
First Party Total Content Size 2.7 MB 2.7 MB 2.7 MB2.7 MB2.7 MB0 b0.00 %