Metrics per run

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

Tested 2025-12-07 13:57:18 using Firefox 144.0.2 (runtime settings).

Side by side

Metric1234567MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 514 ms 516 ms 514 ms 518 ms 517 ms 499 ms 515 ms515 ms513 ms6 ms1.17 %
First Contentful Paint 863 ms 863 ms 847 ms 847 ms 863 ms 846 ms 863 ms863 ms856 ms8 ms0.94 %
Largest Contentful Paint 1.494 s 1.237 s 1.492 s 1.491 s 1.237 s 1.474 s 1.323 s1.474 s1.393 s113 ms8.13 %
Timing metrics
First Paint 865 ms 868 ms 849 ms 854 ms 868 ms 850 ms 870 ms865 ms861 ms9 ms0.99 %
First Contentful Paint 863 ms 863 ms 847 ms 847 ms 863 ms 846 ms 863 ms863 ms856 ms8 ms0.94 %
Largest Contentful Paint 1.494 s 1.237 s 1.492 s 1.491 s 1.237 s 1.474 s 1.323 s1.474 s1.393 s113 ms8.13 %
Load Event End 1.664 s 1.779 s 1.783 s 1.633 s 1.797 s 1.727 s 1.704 s1.727 s1.727 s59 ms3.40 %
Server Response Time 195 ms 195 ms 195 ms 195 ms 195 ms 195 ms 195 ms195 ms195 ms0 ms0.00 %
TTFB 514 ms 516 ms 514 ms 518 ms 517 ms 499 ms 515 ms515 ms513 ms6 ms1.17 %
Page Load Time 1.664 s 1.778 s 1.783 s 1.633 s 1.797 s 1.726 s 1.704 s1.726 s1.726 s59 ms3.39 %
First Visual Change 933 ms 933 ms 933 ms 933 ms 933 ms 933 ms 933 ms933 ms933 ms0 ms0.00 %
Last Visual Change 2.800 s 2.867 s 2.866 s 2.866 s 2.866 s 2.800 s 2.767 s2.866 s2.833 s40 ms1.40 %
Speed Index 1.027 s 1.043 s 1.042 s 1.042 s 1.050 s 1.034 s 1.032 s1.042 s1.039 s7 ms0.70 %
Visual Readiness 1.867 s 1.934 s 1.933 s 1.933 s 1.933 s 1.867 s 1.834 s1.933 s1.900 s40 ms2.08 %
Visual Complete 95 1.600 s 1.700 s 1.733 s 1.733 s 1.733 s 1.666 s 1.600 s1.700 s1.681 s56 ms3.32 %
Visual Complete 99 1.600 s 1.700 s 1.733 s 1.733 s 1.733 s 1.666 s 1.600 s1.700 s1.681 s56 ms3.32 %
CPU metrics
Browser metrics
CPU benchmark score 76 ms 77 ms 76 ms 77 ms 77 ms 77 ms 77 ms77 ms77 ms0 ms0.59 %
Page metrics
DOM elements 4459 4459 4459 4459 4459 4459 44594459445900.00 %
Document height 15277 15277 15277 15277 15277 15277 15277152771527700.00 %
Total Requests 72 72 72 72 72 72 72727200.00 %
HTML Requests 1 1 1 1 1 1 11100.00 %
JavaScript Requests 10 10 10 10 10 10 10101000.00 %
CSS Requests 3 3 3 3 3 3 33300.00 %
Font Requests 0 0 0 0 0 0 00000.00 %
HTTP Errors 0 0 0 0 0 0 0000N/A
Total Transfer Size 631.2 KB 631.4 KB 631.4 KB 631.4 KB 631.3 KB 631.4 KB 631.3 KB631.4 KB631.3 KB74 B0.01 %
HTML Transfer Size 60.8 KB 60.8 KB 60.8 KB 60.8 KB 60.8 KB 60.8 KB 60.8 KB60.8 KB60.8 KB0 b0.00 %
JavaScript Transfer Size 291.9 KB 291.9 KB 291.9 KB 291.9 KB 291.8 KB 291.9 KB 291.8 KB291.9 KB291.9 KB42 B0.01 %
CSS Transfer Size 28.5 KB 28.5 KB 28.5 KB 28.5 KB 28.5 KB 28.5 KB 28.5 KB28.5 KB28.5 KB1 B0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 2.0 KB 2.0 KB 2.0 KB 2.0 KB 2.0 KB 2.0 KB 2.0 KB2.0 KB2.0 KB0 b0.00 %
SVG Transfer Size 71.9 KB 71.9 KB 71.9 KB 71.9 KB 71.9 KB 71.9 KB 71.9 KB71.9 KB71.9 KB0 b0.00 %
Total Content Size 0 b 0 b 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 b 0 b 0 b0 b0 b0 b0.00 %
JavaScript Content Size 0 b 0 b 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 b 0 b 0 b0 b0 b0 b0.00 %
Image Content Size 0 b 0 b 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 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 0 b 0 b 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 b 0 b 0 b0 b0 b0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 72 72 72 72 72 72 72727200.00 %
First Party Total Transfer Size 631.2 KB 631.4 KB 631.4 KB 631.4 KB 631.3 KB 631.4 KB 631.3 KB631.4 KB631.3 KB74 B0.01 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %