Metrics per run

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

Tested 2025-10-26 22:56:12 using Firefox 144.0 (runtime settings).

Side by side

Metric1234567MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 514 ms 517 ms 517 ms 621 ms 519 ms 500 ms 497 ms517 ms526 ms39 ms7.49 %
First Contentful Paint 863 ms 863 ms 863 ms 965 ms 847 ms 846 ms 830 ms863 ms868 ms41 ms4.74 %
Largest Contentful Paint 1.475 s 1.460 s 1.220 s 1.323 s 1.452 s 1.205 s 1.203 s1.323 s1.334 s117 ms8.81 %
Timing metrics
First Paint 865 ms 865 ms 872 ms 967 ms 849 ms 847 ms 831 ms865 ms871 ms41 ms4.74 %
First Contentful Paint 863 ms 863 ms 863 ms 965 ms 847 ms 846 ms 830 ms863 ms868 ms41 ms4.74 %
Largest Contentful Paint 1.475 s 1.460 s 1.220 s 1.323 s 1.452 s 1.205 s 1.203 s1.323 s1.334 s117 ms8.81 %
Load Event End 1.761 s 1.778 s 1.773 s 1.924 s 1.822 s 1.851 s 1.780 s1.780 s1.813 s54 ms2.98 %
Server Response Time 195 ms 195 ms 195 ms 194 ms 195 ms 195 ms 195 ms195 ms195 ms0 ms0.18 %
TTFB 514 ms 517 ms 517 ms 621 ms 519 ms 500 ms 497 ms517 ms526 ms39 ms7.49 %
Page Load Time 1.760 s 1.777 s 1.773 s 1.923 s 1.822 s 1.851 s 1.779 s1.779 s1.812 s54 ms2.98 %
First Visual Change 933 ms 933 ms 933 ms 1.033 s 933 ms 900 ms 900 ms933 ms938 ms41 ms4.42 %
Last Visual Change 2.733 s 2.700 s 2.733 s 2.900 s 2.733 s 2.667 s 2.767 s2.733 s2.748 s69 ms2.50 %
Speed Index 1.004 s 1.006 s 982 ms 1.087 s 1.004 s 949 ms 952 ms1.004 s998 ms43 ms4.29 %
Visual Readiness 1.800 s 1.767 s 1.800 s 1.867 s 1.800 s 1.767 s 1.867 s1.800 s1.810 s39 ms2.14 %
Visual Complete 95 1.467 s 1.500 s 1.233 s 1.366 s 1.466 s 1.200 s 1.233 s1.366 s1.352 s119 ms8.83 %
Visual Complete 99 1.467 s 1.500 s 1.467 s 1.700 s 1.466 s 1.400 s 1.500 s1.467 s1.500 s87 ms5.82 %
CPU metrics
Browser metrics
CPU benchmark score 77 ms 76 ms 77 ms 77 ms 77 ms 77 ms 77 ms77 ms77 ms0 ms0.46 %
Page metrics
DOM elements 4382 4383 4382 4382 4382 4383 43824382438200.01 %
Document height 14872 14872 14872 14872 14872 14872 14872148721487200.00 %
Total Requests 69 69 69 69 69 69 69696900.00 %
HTML Requests 1 1 1 1 1 1 11100.00 %
JavaScript Requests 9 9 9 9 9 9 99900.00 %
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 568.9 KB 568.9 KB 568.9 KB 568.9 KB 568.9 KB 568.9 KB 568.9 KB568.9 KB568.9 KB1 B0.00 %
HTML Transfer Size 59.9 KB 59.9 KB 59.9 KB 59.9 KB 59.9 KB 59.9 KB 59.9 KB59.9 KB59.9 KB0 b0.00 %
JavaScript Transfer Size 285.7 KB 285.7 KB 285.7 KB 285.7 KB 285.7 KB 285.7 KB 285.7 KB285.7 KB285.7 KB1 B0.00 %
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 27.8 KB 27.8 KB 27.8 KB 27.8 KB 27.8 KB 27.8 KB 27.8 KB27.8 KB27.8 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 69 69 69 69 69 69 69696900.00 %
First Party Total Transfer Size 568.9 KB 568.9 KB 568.9 KB 568.9 KB 568.9 KB 568.9 KB 568.9 KB568.9 KB568.9 KB1 B0.00 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %