Metrics per run

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

Tested 2026-06-23 23:55:33 using Chrome 149.0.7827.53 (runtime settings)

Side by side

Metric123MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 1.159 s 1.101 s 422 ms1.101 s894 ms335 ms37.43 %
Largest Contentful Paint 4.492 s 4.584 s 3.532 s4.492 s4.203 s476 ms11.32 %
Total Blocking Time 1.075 s 1.165 s 1.096 s1.096 s1.112 s38 ms3.46 %
Cumulative Layout Shift 0.202 0.202 0.2020.2020.20200.00 %
Timing metrics
First Paint 1.812 s 1.836 s 848 ms1.812 s1.499 s460 ms30.71 %
Largest Contentful Paint 4.492 s 4.584 s 3.532 s4.492 s4.203 s476 ms11.32 %
Load Event End 2.796 s 2.868 s 1.839 s2.796 s2.501 s469 ms18.75 %
Server Response Time 1.313 s 1.256 s 335 ms1.256 s968 ms448 ms46.30 %
TTFB 1.159 s 1.101 s 422 ms1.101 s894 ms335 ms37.43 %
Page Load Time 2.796 s 2.868 s 1.839 s2.796 s2.501 s469 ms18.75 %
First Visual Change 1.800 s 1.833 s 833 ms1.800 s1.489 s464 ms31.16 %
Last Visual Change 4.867 s 4.933 s 3.900 s4.867 s4.567 s472 ms10.34 %
Speed Index 3.022 s 3.055 s 2.149 s3.022 s2.742 s420 ms15.30 %
Visual Readiness 3.067 s 3.100 s 3.067 s3.067 s3.078 s16 ms0.51 %
Visual Complete 95 4.500 s 4.600 s 3.533 s4.500 s4.211 s481 ms11.43 %
Visual Complete 99 4.500 s 4.600 s 3.533 s4.500 s4.211 s481 ms11.43 %
CPU metrics
Total Blocking Time 1.075 s 1.165 s 1.096 s1.096 s1.112 s38 ms3.46 %
Max Potential FID 244 ms 280 ms 253 ms253 ms259 ms15 ms5.91 %
Number of Long Tasks 15 16 15151503.07 %
Total Duration of Long Tasks 1.864 s 1.997 s 1.884 s1.884 s1.915 s59 ms3.06 %
Browser metrics
CPU benchmark score 239 ms 256 ms 244 ms244 ms246 ms7 ms2.90 %
Page metrics
Cumulative Layout Shift 0.202 0.202 0.2020.2020.20200.00 %
DOM elements 4093 4093 40934093409300.00 %
Document height 4929 4929 49294929492900.00 %
Total Requests 44 45 44444401.06 %
HTML Requests 1 1 11100.00 %
JavaScript Requests 6 6 66600.00 %
CSS Requests 2 2 22200.00 %
Font Requests 0 0 00000.00 %
HTTP Errors 0 0 0000N/A
Total Transfer Size 869.8 KB 872.4 KB 869.8 KB869.8 KB870.6 KB1.2 KB0.14 %
HTML Transfer Size 89.7 KB 89.8 KB 89.7 KB89.7 KB89.7 KB78 B0.08 %
JavaScript Transfer Size 387.1 KB 387.4 KB 387.1 KB387.1 KB387.2 KB158 B0.04 %
CSS Transfer Size 22.7 KB 22.9 KB 22.7 KB22.7 KB22.8 KB93 B0.40 %
Font Transfer Size 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.8 KB 1.9 KB 1.8 KB1.8 KB1.8 KB32 B1.72 %
JSON Transfer Size 1.8 KB 1.8 KB 1.8 KB1.8 KB1.8 KB0 b0.00 %
Plain Transfer Size 881 B 1.8 KB 881 B881 B1.2 KB449 B37.45 %
SVG Transfer Size 25.0 KB 25.9 KB 25.0 KB25.0 KB25.3 KB421 B1.62 %
Total Content Size 2.5 MB 2.5 MB 2.5 MB2.5 MB2.5 MB108 B0.00 %
HTML Content Size 520.7 KB 520.9 KB 520.7 KB520.7 KB520.7 KB108 B0.02 %
JavaScript Content Size 1.5 MB 1.5 MB 1.5 MB1.5 MB1.5 MB0 b0.00 %
CSS Content Size 158.4 KB 158.4 KB 158.4 KB158.4 KB158.4 KB0 b0.00 %
Image Content Size 311.6 KB 311.6 KB 311.6 KB311.6 KB311.6 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 296 B 296 B 296 B296 B296 B0 b0.00 %
Plain Content Size 0 b 0 b 0 b0 b0 b0 b0.00 %
SVG Content Size 29.0 KB 29.0 KB 29.0 KB29.0 KB29.0 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 44 45 44444401.06 %
First Party Total Transfer Size 869.8 KB 872.4 KB 869.8 KB869.8 KB870.6 KB1.2 KB0.14 %
First Party Total Content Size 2.5 MB 2.5 MB 2.5 MB2.5 MB2.5 MB108 B0.00 %