Metrics per run

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

Tested 2025-08-27 02:27:04 using Chrome 138.0.7204.168 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 505 ms 505 ms 503 ms 487 ms 487 ms503 ms497 ms9 ms1.71 %
First Contentful Paint 1.300 s 1.292 s 1.320 s 1.308 s 1.276 s1.300 s1.299 s15 ms1.14 %
Largest Contentful Paint 1.300 s 1.292 s 1.320 s 1.308 s 1.276 s1.300 s1.299 s15 ms1.14 %
Total Blocking Time 261 ms 220 ms 266 ms 268 ms 249 ms261 ms253 ms18 ms6.99 %
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
Timing metrics
First Paint 1.300 s 1.292 s 1.320 s 1.308 s 1.276 s1.300 s1.299 s15 ms1.14 %
First Contentful Paint 1.300 s 1.292 s 1.320 s 1.308 s 1.276 s1.300 s1.299 s15 ms1.14 %
Largest Contentful Paint 1.300 s 1.292 s 1.320 s 1.308 s 1.276 s1.300 s1.299 s15 ms1.14 %
Load Event End 2.087 s 2.045 s 1.967 s 1.962 s 1.958 s1.967 s2.004 s53 ms2.62 %
Server Response Time 519 ms 519 ms 519 ms 519 ms 518 ms519 ms519 ms0 ms0.08 %
TTFB 505 ms 505 ms 503 ms 487 ms 487 ms503 ms497 ms9 ms1.71 %
Page Load Time 2.087 s 2.045 s 1.967 s 1.962 s 1.958 s1.967 s2.004 s53 ms2.62 %
First Visual Change 1.300 s 1.300 s 1.333 s 1.300 s 1.266 s1.300 s1.300 s21 ms1.63 %
Last Visual Change 2.766 s 2.700 s 2.666 s 2.666 s 2.533 s2.666 s2.666 s76 ms2.85 %
Speed Index 1.334 s 1.333 s 1.364 s 1.332 s 1.301 s1.333 s1.333 s20 ms1.50 %
Visual Readiness 1.466 s 1.400 s 1.333 s 1.366 s 1.267 s1.366 s1.366 s66 ms4.86 %
Visual Complete 95 1.333 s 1.333 s 1.366 s 1.333 s 1.333 s1.333 s1.340 s13 ms0.99 %
Visual Complete 99 2.666 s 2.633 s 2.600 s 2.566 s 2.500 s2.600 s2.593 s57 ms2.21 %
CPU metrics
Total Blocking Time 261 ms 220 ms 266 ms 268 ms 249 ms261 ms253 ms18 ms6.99 %
Max Potential FID 150 ms 143 ms 153 ms 146 ms 142 ms146 ms147 ms4 ms2.84 %
Number of Long Tasks 6 6 6 6 66600.00 %
Total Duration of Long Tasks 889 ms 845 ms 905 ms 907 ms 868 ms889 ms883 ms24 ms2.66 %
Browser metrics
CPU benchmark score 36 ms 33 ms 33 ms 33 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 20877208782087800.00 %
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 MB9 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 KB0 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 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 518.2 KB 518.2 KB 518.2 KB 518.2 KB 518.2 KB518.2 KB518.2 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 MB9 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 %