Metrics per run

https://en.wikipedia.org/wiki/Taylor_Swift

Tested 2025-08-26 08:24:54 using Chrome 138.0.7204.168 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 504 ms 486 ms 487 ms 576 ms 487 ms487 ms508 ms35 ms6.82 %
First Contentful Paint 1.304 s 1.300 s 1.288 s 1.404 s 1.300 s1.300 s1.319 s43 ms3.24 %
Largest Contentful Paint 1.304 s 1.300 s 1.288 s 1.404 s 1.300 s1.300 s1.319 s43 ms3.24 %
Total Blocking Time 224 ms 238 ms 253 ms 246 ms 230 ms238 ms238 ms10 ms4.40 %
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
Timing metrics
First Paint 1.304 s 1.300 s 1.288 s 1.404 s 1.300 s1.300 s1.319 s43 ms3.24 %
First Contentful Paint 1.304 s 1.300 s 1.288 s 1.404 s 1.300 s1.300 s1.319 s43 ms3.24 %
Largest Contentful Paint 1.304 s 1.300 s 1.288 s 1.404 s 1.300 s1.300 s1.319 s43 ms3.24 %
Load Event End 2.104 s 2.088 s 2.809 s 2.185 s 2.097 s2.104 s2.257 s278 ms12.34 %
Server Response Time 519 ms 517 ms 519 ms 520 ms 519 ms519 ms519 ms1 ms0.19 %
TTFB 504 ms 486 ms 487 ms 576 ms 487 ms487 ms508 ms35 ms6.82 %
Page Load Time 2.104 s 2.088 s 2.808 s 2.185 s 2.097 s2.104 s2.256 s278 ms12.32 %
First Visual Change 1.300 s 1.300 s 1.300 s 1.400 s 1.300 s1.300 s1.320 s40 ms3.03 %
Last Visual Change 2.666 s 2.766 s 2.633 s 2.733 s 2.666 s2.666 s2.693 s49 ms1.82 %
Speed Index 1.337 s 1.333 s 1.334 s 1.432 s 1.338 s1.337 s1.355 s39 ms2.85 %
Visual Readiness 1.366 s 1.466 s 1.333 s 1.333 s 1.366 s1.366 s1.373 s49 ms3.56 %
Visual Complete 95 1.366 s 1.333 s 1.366 s 1.433 s 1.400 s1.366 s1.380 s34 ms2.47 %
Visual Complete 99 2.633 s 2.666 s 2.633 s 2.733 s 2.633 s2.633 s2.660 s39 ms1.46 %
CPU metrics
Total Blocking Time 224 ms 238 ms 253 ms 246 ms 230 ms238 ms238 ms10 ms4.40 %
Max Potential FID 146 ms 140 ms 153 ms 147 ms 144 ms146 ms146 ms4 ms2.91 %
Number of Long Tasks 5 6 6 5 55509.07 %
Total Duration of Long Tasks 805 ms 873 ms 896 ms 841 ms 814 ms841 ms846 ms35 ms4.08 %
Browser metrics
CPU benchmark score 33 ms 33 ms 34 ms 33 ms 34 ms33 ms33 ms0 ms1.47 %
Page metrics
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
DOM elements 20835 20836 20835 20835 20835208352083500.00 %
Document height 41316 41316 41316 41316 41316413164131600.00 %
Total Requests 63 63 63 63 63636300.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 7 7 7 7 77700.00 %
CSS Requests 2 2 2 2 22200.00 %
Font Requests 0 0 0 0 00000.00 %
HTTP Errors 0 0 0 0 0000N/A
Total Transfer Size 1.3 MB 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB7 B0.00 %
HTML Transfer Size 243.0 KB 243.0 KB 243.0 KB 243.0 KB 243.0 KB243.0 KB243.0 KB0 b0.00 %
JavaScript Transfer Size 369.2 KB 369.2 KB 369.2 KB 369.2 KB 369.2 KB369.2 KB369.2 KB0 b0.00 %
CSS Transfer Size 26.8 KB 26.8 KB 26.8 KB 26.8 KB 26.8 KB26.8 KB26.8 KB1 B0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.7 KB 1.7 KB 1.7 KB 1.7 KB 1.7 KB1.7 KB1.7 KB0 b0.00 %
SVG Transfer Size 28.6 KB 28.6 KB 28.6 KB 28.6 KB 28.6 KB28.6 KB28.6 KB0 b0.00 %
Total Content Size 3.9 MB 3.9 MB 3.9 MB 3.9 MB 3.9 MB3.9 MB3.9 MB0 b0.00 %
HTML Content Size 1.5 MB 1.5 MB 1.5 MB 1.5 MB 1.5 MB1.5 MB1.5 MB0 b0.00 %
JavaScript Content Size 1.6 MB 1.6 MB 1.6 MB 1.6 MB 1.6 MB1.6 MB1.6 MB0 b0.00 %
CSS Content Size 190.3 KB 190.3 KB 190.3 KB 190.3 KB 190.3 KB190.3 KB190.3 KB0 b0.00 %
Image Content Size 664.6 KB 664.6 KB 664.6 KB 664.6 KB 664.6 KB664.6 KB664.6 KB0 b0.00 %
Font Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 2.7 KB 2.7 KB 2.7 KB 2.7 KB 2.7 KB2.7 KB2.7 KB0 b0.00 %
SVG Content Size 23.7 KB 23.7 KB 23.7 KB 23.7 KB 23.7 KB23.7 KB23.7 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 63 63 63 63 63636300.00 %
First Party Total Transfer Size 1.3 MB 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB7 B0.00 %
First Party Total Content Size 3.9 MB 3.9 MB 3.9 MB 3.9 MB 3.9 MB3.9 MB3.9 MB0 b0.00 %