Metrics per run

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

Tested 2025-12-27 23:31:11 using Chrome 143.0.7499.109 (runtime settings).

Side by side

Metric123MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 1.296 s 431 ms 412 ms431 ms713 ms412 ms57.83 %
First Contentful Paint 1.732 s 880 ms 880 ms880 ms1.164 s402 ms34.50 %
Largest Contentful Paint 2.316 s 1.368 s 1.468 s1.468 s1.717 s425 ms24.76 %
Total Blocking Time 760 ms 764 ms 778 ms764 ms767 ms8 ms1.01 %
Cumulative Layout Shift 0 0 00000.00 %
Timing metrics
First Paint 1.732 s 880 ms 880 ms880 ms1.164 s402 ms34.50 %
First Contentful Paint 1.732 s 880 ms 880 ms880 ms1.164 s402 ms34.50 %
Largest Contentful Paint 2.316 s 1.368 s 1.468 s1.468 s1.717 s425 ms24.76 %
Load Event End 3.704 s 2.776 s 2.786 s2.786 s3.089 s435 ms14.09 %
Server Response Time 1.195 s 335 ms 339 ms339 ms623 ms404 ms64.92 %
TTFB 1.296 s 431 ms 412 ms431 ms713 ms412 ms57.83 %
Page Load Time 3.701 s 2.772 s 2.780 s2.780 s3.084 s436 ms14.14 %
First Visual Change 1.767 s 900 ms 900 ms900 ms1.189 s409 ms34.37 %
Last Visual Change 7.100 s 7.100 s 7.100 s7.100 s7.100 s0 ms0.00 %
Speed Index 2.328 s 1.520 s 1.515 s1.520 s1.788 s382 ms21.37 %
Visual Readiness 5.333 s 6.200 s 6.200 s6.200 s5.911 s409 ms6.91 %
Visual Complete 95 3.734 s 2.900 s 2.934 s2.934 s3.189 s385 ms12.08 %
Visual Complete 99 7.067 s 7.067 s 7.067 s7.067 s7.067 s0 ms0.00 %
CPU metrics
Total Blocking Time 760 ms 764 ms 778 ms764 ms767 ms8 ms1.01 %
Max Potential FID 281 ms 249 ms 255 ms255 ms262 ms14 ms5.31 %
Number of Long Tasks 12 10 10101118.84 %
Total Duration of Long Tasks 1.439 s 1.354 s 1.364 s1.364 s1.386 s38 ms2.74 %
Browser metrics
CPU benchmark score 256 ms 253 ms 252 ms253 ms254 ms2 ms0.67 %
Page metrics
Cumulative Layout Shift 0 0 00000.00 %
DOM elements 3552 3552 35523552355200.00 %
Document height 4458 4458 44584458445800.00 %
Total Requests 34 34 34343400.00 %
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 457.4 KB 457.4 KB 459.4 KB457.4 KB458.1 KB950 B0.20 %
HTML Transfer Size 78.0 KB 78.0 KB 78.3 KB78.0 KB78.1 KB100 B0.12 %
JavaScript Transfer Size 222.2 KB 222.2 KB 222.5 KB222.2 KB222.3 KB154 B0.07 %
CSS Transfer Size 19.8 KB 19.8 KB 19.9 KB19.8 KB19.8 KB39 B0.19 %
Font Transfer Size 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.8 KB 1.8 KB 1.9 KB1.8 KB1.8 KB39 B2.07 %
JSON Transfer Size 1.8 KB 1.8 KB 1.9 KB1.8 KB1.8 KB78 B4.21 %
SVG Transfer Size 17.1 KB 17.1 KB 18.1 KB17.1 KB17.4 KB502 B2.82 %
Total Content Size 1.5 MB 1.5 MB 1.5 MB1.5 MB1.5 MB226 B0.01 %
HTML Content Size 463.1 KB 463.1 KB 463.6 KB463.1 KB463.3 KB226 B0.05 %
JavaScript Content Size 842.0 KB 842.0 KB 842.0 KB842.0 KB842.0 KB0 b0.00 %
CSS Content Size 147.3 KB 147.3 KB 147.3 KB147.3 KB147.3 KB0 b0.00 %
Image Content Size 104.9 KB 104.9 KB 104.9 KB104.9 KB104.9 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 34 34 34343400.00 %
First Party Total Transfer Size 457.4 KB 457.4 KB 459.4 KB457.4 KB458.1 KB950 B0.20 %
First Party Total Content Size 1.5 MB 1.5 MB 1.5 MB1.5 MB1.5 MB226 B0.01 %