Metrics per run

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

Tested 2025-04-05 18:44:09 using Firefox 136.0 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 586 ms 515 ms 513 ms 513 ms 514 ms514 ms528 ms29 ms5.47 %
First Contentful Paint 914 ms 847 ms 847 ms 847 ms 846 ms847 ms860 ms27 ms3.13 %
Largest Contentful Paint 1.561 s 1.390 s 1.553 s 1.423 s 1.187 s1.423 s1.423 s136 ms9.57 %
Timing metrics
First Paint 919 ms 849 ms 849 ms 849 ms 853 ms849 ms864 ms28 ms3.20 %
First Contentful Paint 914 ms 847 ms 847 ms 847 ms 846 ms847 ms860 ms27 ms3.13 %
Largest Contentful Paint 1.561 s 1.390 s 1.553 s 1.423 s 1.187 s1.423 s1.423 s136 ms9.57 %
Load Event End 1.943 s 1.823 s 1.848 s 1.823 s 1.860 s1.848 s1.859 s44 ms2.38 %
Server Response Time 194 ms 194 ms 195 ms 195 ms 194 ms194 ms194 ms0 ms0.25 %
TTFB 586 ms 515 ms 513 ms 513 ms 514 ms514 ms528 ms29 ms5.47 %
Page Load Time 1.942 s 1.823 s 1.847 s 1.823 s 1.860 s1.847 s1.859 s44 ms2.36 %
First Visual Change 1.000 s 900 ms 933 ms 933 ms 933 ms933 ms940 ms33 ms3.48 %
Last Visual Change 2.766 s 2.633 s 2.733 s 2.566 s 2.766 s2.733 s2.693 s80 ms2.97 %
Speed Index 1.074 s 967 ms 1.013 s 1.000 s 981 ms1.000 s1.007 s37 ms3.68 %
Visual Readiness 1.766 s 1.733 s 1.800 s 1.633 s 1.833 s1.766 s1.753 s69 ms3.92 %
Visual Complete 95 1.566 s 1.400 s 1.566 s 1.433 s 1.200 s1.433 s1.433 s135 ms9.40 %
Visual Complete 99 1.600 s 1.466 s 1.566 s 1.500 s 1.566 s1.566 s1.540 s49 ms3.19 %
CPU metrics
Browser metrics
CPU benchmark score 51 ms 52 ms 51 ms 51 ms 51 ms51 ms51 ms0 ms0.78 %
Page metrics
DOM elements 3786 3786 3786 3786 37863786378600.00 %
Document height 12768 12768 12768 12768 12768127681276800.00 %
Total Requests 71 71 71 71 71717100.00 %
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 538.9 KB 538.9 KB 538.9 KB 538.9 KB 538.9 KB538.9 KB538.9 KB1 B0.00 %
HTML Transfer Size 54.6 KB 54.6 KB 54.6 KB 54.6 KB 54.6 KB54.6 KB54.6 KB0 b0.00 %
JavaScript Transfer Size 284.8 KB 284.8 KB 284.8 KB 284.8 KB 284.8 KB284.8 KB284.8 KB1 B0.00 %
CSS Transfer Size 27.5 KB 27.5 KB 27.5 KB 27.5 KB 27.5 KB27.5 KB27.5 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.9 KB 1.9 KB 1.9 KB 1.9 KB 1.9 KB1.9 KB1.9 KB0 b0.00 %
SVG Transfer Size 27.5 KB 27.5 KB 27.5 KB 27.5 KB 27.5 KB27.5 KB27.5 KB0 b0.00 %
Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
HTML Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
JavaScript Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
CSS Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Image Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Font Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
SVG Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 71 71 71 71 71717100.00 %
First Party Total Transfer Size 538.9 KB 538.9 KB 538.9 KB 538.9 KB 538.9 KB538.9 KB538.9 KB1 B0.00 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %