Metrics per run

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

Tested 2025-08-25 17:16:24 using Chrome 138.0.7204.168 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 488 ms 500 ms 487 ms 504 ms 503 ms500 ms496 ms7 ms1.49 %
First Contentful Paint 1.276 s 1.304 s 1.304 s 1.324 s 1.320 s1.304 s1.306 s17 ms1.29 %
Largest Contentful Paint 1.276 s 1.304 s 1.304 s 1.324 s 1.320 s1.304 s1.306 s17 ms1.29 %
Total Blocking Time 234 ms 228 ms 241 ms 252 ms 293 ms241 ms250 ms23 ms9.26 %
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
Timing metrics
First Paint 1.276 s 1.304 s 1.304 s 1.324 s 1.320 s1.304 s1.306 s17 ms1.29 %
First Contentful Paint 1.276 s 1.304 s 1.304 s 1.324 s 1.320 s1.304 s1.306 s17 ms1.29 %
Largest Contentful Paint 1.276 s 1.304 s 1.304 s 1.324 s 1.320 s1.304 s1.306 s17 ms1.29 %
Load Event End 2.022 s 1.988 s 1.982 s 2.033 s 2.770 s2.022 s2.159 s306 ms14.18 %
Server Response Time 519 ms 520 ms 519 ms 519 ms 519 ms519 ms519 ms0 ms0.08 %
TTFB 488 ms 500 ms 487 ms 504 ms 503 ms500 ms496 ms7 ms1.49 %
Page Load Time 2.022 s 1.988 s 1.982 s 2.033 s 2.769 s2.022 s2.159 s306 ms14.16 %
First Visual Change 1.266 s 1.300 s 1.300 s 1.333 s 1.333 s1.300 s1.306 s25 ms1.91 %
Last Visual Change 2.700 s 2.666 s 2.666 s 2.733 s 2.600 s2.666 s2.673 s44 ms1.65 %
Speed Index 1.305 s 1.336 s 1.336 s 1.365 s 1.361 s1.336 s1.341 s22 ms1.61 %
Visual Readiness 1.434 s 1.366 s 1.366 s 1.400 s 1.267 s1.366 s1.367 s56 ms4.08 %
Visual Complete 95 1.366 s 1.366 s 1.366 s 1.366 s 1.366 s1.366 s1.366 s0 ms0.00 %
Visual Complete 99 2.600 s 2.566 s 2.566 s 2.633 s 2.600 s2.600 s2.593 s25 ms0.97 %
CPU metrics
Total Blocking Time 234 ms 228 ms 241 ms 252 ms 293 ms241 ms250 ms23 ms9.26 %
Max Potential FID 152 ms 148 ms 145 ms 143 ms 162 ms148 ms150 ms7 ms4.48 %
Number of Long Tasks 6 6 6 6 66600.00 %
Total Duration of Long Tasks 866 ms 854 ms 871 ms 909 ms 943 ms871 ms889 ms33 ms3.70 %
Browser metrics
CPU benchmark score 36 ms 33 ms 34 ms 33 ms 36 ms34 ms34 ms1 ms3.94 %
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 41468 41468 41468 41468 41468414684146800.00 %
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 MB2.0 KB0.16 %
HTML Transfer Size 243.5 KB 243.5 KB 243.5 KB 243.5 KB 243.5 KB243.5 KB243.5 KB0 b0.00 %
JavaScript Transfer Size 369.2 KB 369.2 KB 369.2 KB 369.3 KB 369.3 KB369.2 KB369.2 KB18 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 28.6 KB 28.6 KB 28.6 KB 28.6 KB 28.6 KB28.6 KB28.6 KB0 b0.00 %
Total Content Size 3.8 MB 3.8 MB 3.8 MB 3.8 MB 3.8 MB3.8 MB3.8 MB2.0 KB0.05 %
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 554.1 KB 549.2 KB 549.2 KB 549.2 KB 549.2 KB549.2 KB550.2 KB2.0 KB0.36 %
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 MB2.0 KB0.16 %
First Party Total Content Size 3.8 MB 3.8 MB 3.8 MB 3.8 MB 3.8 MB3.8 MB3.8 MB2.0 KB0.05 %