Metrics per run

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

Tested 2026-06-06 02:30:43 using Firefox 150.0.3 (runtime settings)

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 406 ms 406 ms 406 ms 406 ms 405 ms406 ms406 ms0 ms0.10 %
Largest Contentful Paint 2.136 s 2.283 s 2.131 s 2.144 s 2.135 s2.136 s2.166 s59 ms2.71 %
Timing metrics
First Paint 1.389 s 1.374 s 1.378 s 1.376 s 1.384 s1.378 s1.380 s6 ms0.40 %
Largest Contentful Paint 2.136 s 2.283 s 2.131 s 2.144 s 2.135 s2.136 s2.166 s59 ms2.71 %
Load Event End 2.530 s 2.498 s 2.063 s 2.080 s 2.583 s2.498 s2.351 s230 ms9.77 %
Server Response Time 106 ms 105 ms 107 ms 105 ms 106 ms106 ms106 ms1 ms0.71 %
TTFB 406 ms 406 ms 406 ms 406 ms 405 ms406 ms406 ms0 ms0.10 %
Page Load Time 2.529 s 2.497 s 2.063 s 2.080 s 2.582 s2.497 s2.350 s229 ms9.75 %
First Visual Change 1.433 s 1.433 s 1.433 s 1.433 s 1.433 s1.433 s1.433 s0 ms0.00 %
Last Visual Change 3.933 s 3.900 s 3.867 s 3.900 s 3.967 s3.900 s3.913 s34 ms0.87 %
Speed Index 1.732 s 1.729 s 1.703 s 1.715 s 1.742 s1.729 s1.724 s14 ms0.79 %
Visual Readiness 2.500 s 2.467 s 2.434 s 2.467 s 2.534 s2.467 s2.480 s34 ms1.37 %
Visual Complete 95 2.933 s 2.900 s 2.800 s 2.800 s 3.000 s2.900 s2.887 s78 ms2.69 %
Visual Complete 99 2.933 s 2.900 s 2.800 s 2.800 s 3.000 s2.900 s2.887 s78 ms2.69 %
CPU metrics
Browser metrics
CPU benchmark score 82 ms 80 ms 77 ms 77 ms 77 ms77 ms79 ms2 ms2.62 %
Page metrics
DOM elements 22242 22242 22242 22242 22242222422224200.00 %
Document height 50659 50659 50659 50659 50658506595065900.00 %
Total Requests 66 66 66 66 66666600.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 8 8 8 8 88800.00 %
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 B0.00 %
HTML Transfer Size 264.9 KB 264.9 KB 264.9 KB 264.9 KB 264.9 KB264.9 KB264.9 KB0 b0.00 %
JavaScript Transfer Size 310.9 KB 310.9 KB 310.9 KB 310.9 KB 310.9 KB310.9 KB310.9 KB1 B0.00 %
CSS Transfer Size 28.1 KB 28.1 KB 28.1 KB 28.1 KB 28.1 KB28.1 KB28.1 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 2.0 KB 2.0 KB 2.0 KB 2.0 KB 2.0 KB2.0 KB2.0 KB0 b0.00 %
SVG Transfer Size 88.8 KB 88.8 KB 88.8 KB 88.8 KB 88.8 KB88.8 KB88.8 KB1 B0.00 %
Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
HTML Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
JavaScript Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
CSS Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Image Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Font Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
SVG Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 66 66 66 66 66666600.00 %
First Party Total Transfer Size 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB2 B0.00 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %