Metrics per run

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

Tested 2025-09-17 17:38:17 using Chrome 140.0.7339.80 (runtime settings).

Side by side

Metric123MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 487 ms 504 ms 502 ms502 ms498 ms8 ms1.52 %
First Contentful Paint 808 ms 836 ms 828 ms828 ms824 ms12 ms1.43 %
Largest Contentful Paint 1.580 s 1.564 s 1.556 s1.564 s1.567 s10 ms0.64 %
Total Blocking Time 862 ms 805 ms 802 ms805 ms823 ms28 ms3.35 %
Cumulative Layout Shift 0 0 00000.00 %
Timing metrics
First Paint 808 ms 836 ms 828 ms828 ms824 ms12 ms1.43 %
First Contentful Paint 808 ms 836 ms 828 ms828 ms824 ms12 ms1.43 %
Largest Contentful Paint 1.580 s 1.564 s 1.556 s1.564 s1.567 s10 ms0.64 %
Load Event End 3.049 s 1.632 s 1.618 s1.632 s2.100 s671 ms31.97 %
Server Response Time 295 ms 295 ms 295 ms295 ms295 ms0 ms0.00 %
TTFB 487 ms 504 ms 502 ms502 ms498 ms8 ms1.52 %
Page Load Time 3.046 s 1.632 s 1.617 s1.632 s2.098 s670 ms31.94 %
First Visual Change 800 ms 833 ms 834 ms833 ms822 ms16 ms1.92 %
Last Visual Change 7.200 s 7.200 s 7.234 s7.200 s7.211 s16 ms0.22 %
Speed Index 2.136 s 2.087 s 2.170 s2.136 s2.131 s34 ms1.60 %
Visual Readiness 6.400 s 6.367 s 6.400 s6.400 s6.389 s16 ms0.24 %
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 862 ms 805 ms 802 ms805 ms823 ms28 ms3.35 %
Max Potential FID 429 ms 403 ms 374 ms403 ms402 ms22 ms5.59 %
Number of Long Tasks 13 13 12131303.72 %
Total Duration of Long Tasks 1.582 s 1.523 s 1.478 s1.523 s1.528 s43 ms2.79 %
Browser metrics
CPU benchmark score 251 ms 252 ms 241 ms251 ms248 ms5 ms2.00 %
Page metrics
Cumulative Layout Shift 0 0 00000.00 %
DOM elements 3158 3158 31583158315800.00 %
Document height 4441 4441 44414441444100.00 %
Total Requests 40 40 40404000.00 %
HTML Requests 1 1 11100.00 %
JavaScript Requests 6 6 66600.00 %
CSS Requests 1 1 11100.00 %
Font Requests 0 0 00000.00 %
HTTP Errors 0 0 0000N/A
Total Transfer Size 548.3 KB 548.3 KB 548.3 KB548.3 KB548.3 KB0 b0.00 %
HTML Transfer Size 56.0 KB 56.0 KB 56.0 KB56.0 KB56.0 KB0 b0.00 %
JavaScript Transfer Size 236.2 KB 236.2 KB 236.2 KB236.2 KB236.2 KB0 b0.00 %
CSS Transfer Size 19.5 KB 19.5 KB 19.5 KB19.5 KB19.5 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.7 KB 1.7 KB 1.7 KB1.7 KB1.7 KB0 b0.00 %
JSON Transfer Size 1.7 KB 1.7 KB 1.7 KB1.7 KB1.7 KB0 b0.00 %
SVG Transfer Size 16.3 KB 16.3 KB 16.3 KB16.3 KB16.3 KB0 b0.00 %
Total Content Size 1.5 MB 1.5 MB 1.5 MB1.5 MB1.5 MB0 b0.00 %
HTML Content Size 268.9 KB 268.9 KB 268.9 KB268.9 KB268.9 KB0 b0.00 %
JavaScript Content Size 926.1 KB 926.1 KB 926.1 KB926.1 KB926.1 KB0 b0.00 %
CSS Content Size 146.1 KB 146.1 KB 146.1 KB146.1 KB146.1 KB0 b0.00 %
Image Content Size 203.2 KB 203.2 KB 203.2 KB203.2 KB203.2 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 10.4 KB 10.4 KB 10.4 KB10.4 KB10.4 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 40 40 40404000.00 %
First Party Total Transfer Size 548.3 KB 548.3 KB 548.3 KB548.3 KB548.3 KB0 b0.00 %
First Party Total Content Size 1.5 MB 1.5 MB 1.5 MB1.5 MB1.5 MB0 b0.00 %