Metrics per run

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

Tested 2026-04-13 00:40:35 using Chrome 146.0.7680.80 (runtime settings).

Side by side

Metric123MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 415 ms 413 ms 398 ms413 ms409 ms8 ms1.86 %
First Contentful Paint 852 ms 852 ms 820 ms852 ms841 ms15 ms1.79 %
Largest Contentful Paint 1.512 s 1.364 s 1.336 s1.364 s1.404 s77 ms5.50 %
Interaction to Next Paint 128 ms NaN s NaN s128 ms128 ms0 ms0.00 %
Total Blocking Time 890 ms 936 ms 884 ms890 ms903 ms23 ms2.57 %
Cumulative Layout Shift 0.01 0.01 0.010.0110.01100.00 %
Timing metrics
First Paint 852 ms 852 ms 820 ms852 ms841 ms15 ms1.79 %
First Contentful Paint 852 ms 852 ms 820 ms852 ms841 ms15 ms1.79 %
Largest Contentful Paint 1.512 s 1.364 s 1.336 s1.364 s1.404 s77 ms5.50 %
Load Event End 2.748 s 2.858 s 2.750 s2.750 s2.785 s51 ms1.85 %
Server Response Time 335 ms 336 ms 336 ms336 ms336 ms0 ms0.14 %
TTFB 415 ms 413 ms 398 ms413 ms409 ms8 ms1.86 %
Page Load Time 2.744 s 2.852 s 2.746 s2.746 s2.781 s50 ms1.81 %
First Visual Change 866 ms 833 ms 834 ms834 ms844 ms15 ms1.82 %
Last Visual Change 7.066 s 7.066 s 7.100 s7.066 s7.077 s16 ms0.23 %
Speed Index 1.553 s 1.498 s 1.512 s1.512 s1.521 s23 ms1.53 %
Visual Readiness 6.200 s 6.233 s 6.266 s6.233 s6.233 s27 ms0.43 %
Visual Complete 95 7.033 s 7.033 s 7.067 s7.033 s7.044 s16 ms0.23 %
Visual Complete 99 7.033 s 7.033 s 7.067 s7.033 s7.044 s16 ms0.23 %
CPU metrics
Total Blocking Time 890 ms 936 ms 884 ms890 ms903 ms23 ms2.57 %
Max Potential FID 298 ms 330 ms 307 ms307 ms312 ms13 ms4.32 %
Number of Long Tasks 11 12 12121204.04 %
Total Duration of Long Tasks 1.480 s 1.577 s 1.522 s1.522 s1.526 s40 ms2.60 %
Browser metrics
CPU benchmark score 250 ms 254 ms 248 ms250 ms251 ms2 ms1.00 %
Page metrics
Cumulative Layout Shift 0.01 0.01 0.010.0110.01100.00 %
DOM elements 3831 3831 38313831383100.00 %
Document height 4376 4376 43764376437600.00 %
Total Requests 37 37 37373700.00 %
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 483.3 KB 483.3 KB 483.5 KB483.3 KB483.4 KB74 B0.01 %
HTML Transfer Size 83.8 KB 83.8 KB 83.8 KB83.8 KB83.8 KB0 b0.00 %
JavaScript Transfer Size 235.0 KB 235.0 KB 235.0 KB235.0 KB235.0 KB0 b0.00 %
CSS Transfer Size 21.7 KB 21.7 KB 21.7 KB21.7 KB21.7 KB0 b0.00 %
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 KB74 B3.99 %
SVG Transfer Size 18.4 KB 18.4 KB 18.4 KB18.4 KB18.4 KB0 b0.00 %
Total Content Size 1.6 MB 1.6 MB 1.6 MB1.6 MB1.6 MB0 b0.00 %
HTML Content Size 490.2 KB 490.2 KB 490.2 KB490.2 KB490.2 KB0 b0.00 %
JavaScript Content Size 898.1 KB 898.1 KB 898.1 KB898.1 KB898.1 KB0 b0.00 %
CSS Content Size 152.5 KB 152.5 KB 152.5 KB152.5 KB152.5 KB0 b0.00 %
Image Content Size 106.7 KB 106.7 KB 106.7 KB106.7 KB106.7 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 14.0 KB 14.0 KB 14.0 KB14.0 KB14.0 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 37 37 37373700.00 %
First Party Total Transfer Size 483.3 KB 483.3 KB 483.5 KB483.3 KB483.4 KB74 B0.01 %
First Party Total Content Size 1.6 MB 1.6 MB 1.6 MB1.6 MB1.6 MB0 b0.00 %