Metrics per run

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

Tested 2025-09-01 02:34:39 using Chrome 139.0.7258.127 (runtime settings).

Side by side

Metric123MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 503 ms 489 ms 504 ms503 ms499 ms7 ms1.37 %
First Contentful Paint 836 ms 820 ms 828 ms828 ms828 ms7 ms0.79 %
Largest Contentful Paint 1.552 s 1.564 s 1.552 s1.552 s1.556 s6 ms0.36 %
Total Blocking Time 669 ms 659 ms 682 ms669 ms670 ms9 ms1.41 %
Cumulative Layout Shift 0 0 00000.00 %
Timing metrics
First Paint 836 ms 820 ms 828 ms828 ms828 ms7 ms0.79 %
First Contentful Paint 836 ms 820 ms 828 ms828 ms828 ms7 ms0.79 %
Largest Contentful Paint 1.552 s 1.564 s 1.552 s1.552 s1.556 s6 ms0.36 %
Load Event End 1.605 s 1.633 s 1.600 s1.605 s1.613 s15 ms0.90 %
Server Response Time 294 ms 295 ms 294 ms294 ms294 ms0 ms0.16 %
TTFB 503 ms 489 ms 504 ms503 ms499 ms7 ms1.37 %
Page Load Time 1.605 s 1.633 s 1.600 s1.605 s1.613 s15 ms0.90 %
First Visual Change 833 ms 834 ms 800 ms833 ms822 ms16 ms1.92 %
Last Visual Change 7.200 s 7.234 s 7.066 s7.200 s7.167 s73 ms1.01 %
Speed Index 2.117 s 2.135 s 2.101 s2.117 s2.118 s14 ms0.66 %
Visual Readiness 6.367 s 6.400 s 6.266 s6.367 s6.344 s57 ms0.90 %
Visual Complete 95 7.033 s 7.067 s 7.033 s7.033 s7.044 s16 ms0.23 %
Visual Complete 99 7.033 s 7.067 s 7.033 s7.033 s7.044 s16 ms0.23 %
CPU metrics
Total Blocking Time 669 ms 659 ms 682 ms669 ms670 ms9 ms1.41 %
Max Potential FID 328 ms 318 ms 346 ms328 ms331 ms12 ms3.50 %
Number of Long Tasks 11 12 11111104.16 %
Total Duration of Long Tasks 1.295 s 1.329 s 1.300 s1.300 s1.308 s15 ms1.15 %
Browser metrics
CPU benchmark score 253 ms 250 ms 252 ms252 ms252 ms1 ms0.50 %
Page metrics
Cumulative Layout Shift 0 0 00000.00 %
DOM elements 3051 3051 30513051305100.00 %
Document height 4130 4130 41304130413000.00 %
Total Requests 38 38 38383800.00 %
HTML Requests 1 1 11100.00 %
JavaScript Requests 5 5 55500.00 %
CSS Requests 1 1 11100.00 %
Font Requests 0 0 00000.00 %
HTTP Errors 0 0 0000N/A
Total Transfer Size 514.3 KB 514.3 KB 514.8 KB514.3 KB514.4 KB253 B0.05 %
HTML Transfer Size 54.8 KB 54.8 KB 54.8 KB54.8 KB54.8 KB0 b0.00 %
JavaScript Transfer Size 210.0 KB 210.0 KB 210.0 KB210.0 KB210.0 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 16.1 KB 16.1 KB 16.1 KB16.1 KB16.1 KB0 b0.00 %
Total Content Size 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB0 b0.00 %
HTML Content Size 260.1 KB 260.1 KB 260.1 KB260.1 KB260.1 KB0 b0.00 %
JavaScript Content Size 802.6 KB 802.6 KB 802.6 KB802.6 KB802.6 KB0 b0.00 %
CSS Content Size 146.3 KB 146.3 KB 146.3 KB146.3 KB146.3 KB0 b0.00 %
Image Content Size 197.7 KB 197.7 KB 197.7 KB197.7 KB197.7 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 38 38 38383800.00 %
First Party Total Transfer Size 514.3 KB 514.3 KB 514.8 KB514.3 KB514.4 KB253 B0.05 %
First Party Total Content Size 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB0 b0.00 %