Metrics per run

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

Tested 2025-08-27 14:28:38 using Chrome 138.0.7204.168 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 487 ms 504 ms 489 ms 486 ms 798 ms489 ms553 ms123 ms22.21 %
First Contentful Paint 1.268 s 1.320 s 1.316 s 1.304 s 1.580 s1.316 s1.358 s113 ms8.30 %
Largest Contentful Paint 1.268 s 1.320 s 1.316 s 1.304 s 1.580 s1.316 s1.358 s113 ms8.30 %
Total Blocking Time 224 ms 218 ms 253 ms 245 ms 332 ms245 ms254 ms41 ms16.07 %
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
Timing metrics
First Paint 1.268 s 1.320 s 1.316 s 1.304 s 1.580 s1.316 s1.358 s113 ms8.30 %
First Contentful Paint 1.268 s 1.320 s 1.316 s 1.304 s 1.580 s1.316 s1.358 s113 ms8.30 %
Largest Contentful Paint 1.268 s 1.320 s 1.316 s 1.304 s 1.580 s1.316 s1.358 s113 ms8.30 %
Load Event End 1.981 s 1.969 s 1.950 s 1.941 s 3.065 s1.969 s2.181 s442 ms20.27 %
Server Response Time 521 ms 519 ms 519 ms 519 ms 1.203 s519 ms656 ms273 ms41.66 %
TTFB 487 ms 504 ms 489 ms 486 ms 798 ms489 ms553 ms123 ms22.21 %
Page Load Time 1.981 s 1.969 s 1.950 s 1.941 s 3.064 s1.969 s2.181 s442 ms20.25 %
First Visual Change 1.266 s 1.300 s 1.300 s 1.300 s 1.566 s1.300 s1.346 s111 ms8.21 %
Last Visual Change 2.633 s 2.633 s 2.633 s 2.633 s 2.800 s2.633 s2.666 s67 ms2.51 %
Speed Index 1.304 s 1.336 s 1.336 s 1.336 s 1.656 s1.336 s1.394 s132 ms9.46 %
Visual Readiness 1.367 s 1.333 s 1.333 s 1.333 s 1.234 s1.333 s1.320 s45 ms3.41 %
Visual Complete 95 1.366 s 1.366 s 1.366 s 1.366 s 2.133 s1.366 s1.519 s307 ms20.19 %
Visual Complete 99 2.566 s 2.533 s 2.533 s 2.533 s 2.666 s2.533 s2.566 s52 ms2.01 %
CPU metrics
Total Blocking Time 224 ms 218 ms 253 ms 245 ms 332 ms245 ms254 ms41 ms16.07 %
Max Potential FID 140 ms 132 ms 140 ms 144 ms 168 ms140 ms145 ms12 ms8.45 %
Number of Long Tasks 6 6 6 6 967118.18 %
Total Duration of Long Tasks 837 ms 851 ms 903 ms 885 ms 937 ms885 ms883 ms36 ms4.07 %
Browser metrics
CPU benchmark score 33 ms 33 ms 33 ms 36 ms 33 ms33 ms34 ms1 ms3.57 %
Page metrics
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
DOM elements 20878 20878 20878 20878 20876208782087810.00 %
Document height 41461 41461 41461 41461 41461414614146100.00 %
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 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB5 B0.00 %
HTML Transfer Size 243.7 KB 243.7 KB 243.7 KB 243.7 KB 243.7 KB243.7 KB243.7 KB9 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 28.8 KB 28.8 KB 28.8 KB 28.8 KB 28.8 KB28.8 KB28.8 KB0 b0.00 %
Total Content Size 3.8 MB 3.8 MB 3.8 MB 3.8 MB 3.8 MB3.8 MB3.8 MB52 B0.00 %
HTML Content Size 1.5 MB 1.5 MB 1.5 MB 1.5 MB 1.5 MB1.5 MB1.5 MB52 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 512.3 KB 512.3 KB 512.3 KB 512.3 KB 512.3 KB512.3 KB512.3 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 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB5 B0.00 %
First Party Total Content Size 3.8 MB 3.8 MB 3.8 MB 3.8 MB 3.8 MB3.8 MB3.8 MB52 B0.00 %