Metrics per run

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

Tested 2026-04-13 00:45:59 using Chrome 146.0.7680.80 (runtime settings).

Side by side

Metric123MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 1.019 s 398 ms 416 ms416 ms611 ms289 ms47.23 %
First Contentful Paint 1.764 s 964 ms 980 ms980 ms1.236 s373 ms30.21 %
Largest Contentful Paint 2.168 s 1.332 s 1.316 s1.332 s1.605 s398 ms24.79 %
Total Blocking Time 1.269 s 1.420 s 1.466 s1.420 s1.385 s84 ms6.08 %
Cumulative Layout Shift 0.011 0.011 0.0110.0110.01100.00 %
Timing metrics
First Paint 1.764 s 964 ms 980 ms980 ms1.236 s373 ms30.21 %
First Contentful Paint 1.764 s 964 ms 980 ms980 ms1.236 s373 ms30.21 %
Largest Contentful Paint 2.168 s 1.332 s 1.316 s1.332 s1.605 s398 ms24.79 %
Load Event End 4.203 s 2.013 s 2.040 s2.040 s2.752 s1.026 s37.28 %
Server Response Time 1.168 s 428 ms 429 ms429 ms675 ms349 ms51.65 %
TTFB 1.019 s 398 ms 416 ms416 ms611 ms289 ms47.23 %
Page Load Time 4.198 s 2.013 s 2.040 s2.040 s2.750 s1.024 s37.22 %
First Visual Change 1.767 s 933 ms 1.000 s1.000 s1.233 s378 ms30.68 %
Last Visual Change 10.534 s 9.666 s 9.700 s9.700 s9.967 s401 ms4.03 %
Speed Index 2.706 s 1.838 s 1.885 s1.885 s2.143 s399 ms18.60 %
Visual Readiness 8.767 s 8.733 s 8.700 s8.733 s8.733 s27 ms0.31 %
Visual Complete 95 10.500 s 9.633 s 9.667 s9.667 s9.933 s401 ms4.04 %
Visual Complete 99 10.500 s 9.633 s 9.667 s9.667 s9.933 s401 ms4.04 %
CPU metrics
Total Blocking Time 1.269 s 1.420 s 1.466 s1.420 s1.385 s84 ms6.08 %
Max Potential FID 414 ms 561 ms 571 ms561 ms515 ms72 ms13.93 %
Number of Long Tasks 12 12 12121200.00 %
Total Duration of Long Tasks 1.916 s 2.064 s 2.112 s2.064 s2.031 s83 ms4.11 %
Browser metrics
CPU benchmark score 253 ms 254 ms 253 ms253 ms253 ms0 ms0.19 %
Page metrics
Cumulative Layout Shift 0.011 0.011 0.0110.0110.01100.00 %
DOM elements 8376 8376 83768376837600.00 %
Document height 4765 4765 47654765476500.00 %
Total Requests 31 31 31313100.00 %
HTML Requests 1 1 11100.00 %
JavaScript Requests 5 5 55500.00 %
CSS Requests 2 2 22200.00 %
Font Requests 0 0 00000.00 %
HTTP Errors 0 0 0000N/A
Total Transfer Size 670.7 KB 670.7 KB 670.7 KB670.7 KB670.7 KB27 B0.00 %
HTML Transfer Size 150.7 KB 150.6 KB 150.6 KB150.6 KB150.6 KB29 B0.02 %
JavaScript Transfer Size 241.1 KB 241.1 KB 241.1 KB241.1 KB241.1 KB9 B0.00 %
CSS Transfer Size 22.6 KB 22.6 KB 22.6 KB22.6 KB22.6 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 1.8 KB1.8 KB1.8 KB0 b0.00 %
SVG Transfer Size 18.4 KB 18.4 KB 18.4 KB18.4 KB18.4 KB0 b0.00 %
Total Content Size 2.2 MB 2.2 MB 2.2 MB2.2 MB2.2 MB0 b0.00 %
HTML Content Size 885.9 KB 885.9 KB 885.9 KB885.9 KB885.9 KB0 b0.00 %
JavaScript Content Size 918.6 KB 918.6 KB 918.6 KB918.6 KB918.6 KB0 b0.00 %
CSS Content Size 159.5 KB 159.5 KB 159.5 KB159.5 KB159.5 KB0 b0.00 %
Image Content Size 227.0 KB 227.0 KB 227.0 KB227.0 KB227.0 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 13.9 KB 13.9 KB 13.9 KB13.9 KB13.9 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 31 31 31313100.00 %
First Party Total Transfer Size 670.7 KB 670.7 KB 670.7 KB670.7 KB670.7 KB27 B0.00 %
First Party Total Content Size 2.2 MB 2.2 MB 2.2 MB2.2 MB2.2 MB0 b0.00 %