Metrics per run

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

Tested 2025-08-27 05:27:45 using Chrome 138.0.7204.168 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 488 ms 488 ms 506 ms 504 ms 487 ms488 ms495 ms9 ms1.72 %
First Contentful Paint 1.292 s 1.276 s 1.304 s 1.316 s 1.288 s1.292 s1.295 s14 ms1.06 %
Largest Contentful Paint 1.292 s 1.276 s 1.304 s 1.316 s 1.288 s1.292 s1.295 s14 ms1.06 %
Total Blocking Time 240 ms 238 ms 270 ms 253 ms 223 ms240 ms245 ms16 ms6.45 %
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
Timing metrics
First Paint 1.292 s 1.276 s 1.304 s 1.316 s 1.288 s1.292 s1.295 s14 ms1.06 %
First Contentful Paint 1.292 s 1.276 s 1.304 s 1.316 s 1.288 s1.292 s1.295 s14 ms1.06 %
Largest Contentful Paint 1.292 s 1.276 s 1.304 s 1.316 s 1.288 s1.292 s1.295 s14 ms1.06 %
Load Event End 2.003 s 2.741 s 2.022 s 2.027 s 2.004 s2.022 s2.159 s291 ms13.47 %
Server Response Time 519 ms 520 ms 519 ms 518 ms 520 ms519 ms519 ms1 ms0.14 %
TTFB 488 ms 488 ms 506 ms 504 ms 487 ms488 ms495 ms9 ms1.72 %
Page Load Time 2.003 s 2.740 s 2.022 s 2.027 s 2.004 s2.022 s2.159 s291 ms13.46 %
First Visual Change 1.300 s 1.266 s 1.300 s 1.333 s 1.300 s1.300 s1.300 s21 ms1.63 %
Last Visual Change 2.566 s 2.566 s 2.600 s 2.733 s 2.666 s2.600 s2.626 s65 ms2.46 %
Speed Index 1.331 s 1.302 s 1.336 s 1.365 s 1.331 s1.331 s1.333 s20 ms1.50 %
Visual Readiness 1.266 s 1.300 s 1.300 s 1.400 s 1.366 s1.300 s1.326 s49 ms3.70 %
Visual Complete 95 1.366 s 1.333 s 1.366 s 1.366 s 1.333 s1.366 s1.353 s16 ms1.20 %
Visual Complete 99 2.566 s 2.566 s 2.566 s 2.633 s 2.600 s2.566 s2.586 s27 ms1.04 %
CPU metrics
Total Blocking Time 240 ms 238 ms 270 ms 253 ms 223 ms240 ms245 ms16 ms6.45 %
Max Potential FID 134 ms 141 ms 143 ms 151 ms 136 ms141 ms141 ms6 ms4.23 %
Number of Long Tasks 5 6 5 6 66608.75 %
Total Duration of Long Tasks 813 ms 861 ms 843 ms 893 ms 852 ms852 ms852 ms26 ms3.04 %
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 20877 20877 20877 20878 20878208772087700.00 %
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 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 28.7 KB 28.7 KB 28.7 KB 28.7 KB 28.7 KB28.7 KB28.7 KB0 b0.00 %
Total Content Size 3.8 MB 3.8 MB 3.8 MB 3.8 MB 3.8 MB3.8 MB3.8 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 573.0 KB 573.0 KB 573.0 KB 573.0 KB 573.0 KB573.0 KB573.0 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 MB0 b0.00 %