Metrics per run

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

Tested 2026-06-07 03:24:00 using Firefox 150.0.3 (runtime settings)

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 406 ms 406 ms 405 ms 405 ms 406 ms406 ms406 ms0 ms0.12 %
Largest Contentful Paint 2.427 s 2.103 s 2.135 s 2.421 s 1.694 s2.135 s2.156 s268 ms12.45 %
Timing metrics
First Paint 1.334 s 1.321 s 1.317 s 1.302 s 1.317 s1.317 s1.318 s10 ms0.78 %
Largest Contentful Paint 2.427 s 2.103 s 2.135 s 2.421 s 1.694 s2.135 s2.156 s268 ms12.45 %
Load Event End 2.471 s 2.360 s 2.350 s 2.425 s 2.358 s2.360 s2.393 s47 ms1.98 %
Server Response Time 106 ms 107 ms 107 ms 107 ms 107 ms107 ms107 ms0 ms0.37 %
TTFB 406 ms 406 ms 405 ms 405 ms 406 ms406 ms406 ms0 ms0.12 %
Page Load Time 2.471 s 2.359 s 2.350 s 2.425 s 2.357 s2.359 s2.392 s48 ms2.00 %
First Visual Change 1.367 s 1.367 s 1.367 s 1.367 s 1.367 s1.367 s1.367 s0 ms0.00 %
Last Visual Change 3.767 s 3.700 s 3.700 s 3.700 s 3.700 s3.700 s3.713 s27 ms0.72 %
Speed Index 1.650 s 1.640 s 1.639 s 1.639 s 1.580 s1.639 s1.630 s25 ms1.54 %
Visual Readiness 2.400 s 2.333 s 2.333 s 2.333 s 2.333 s2.333 s2.346 s27 ms1.14 %
Visual Complete 95 2.733 s 2.667 s 2.667 s 2.667 s 2.667 s2.667 s2.680 s26 ms0.99 %
Visual Complete 99 2.733 s 2.667 s 2.667 s 2.667 s 2.667 s2.667 s2.680 s26 ms0.99 %
CPU metrics
Browser metrics
CPU benchmark score 80 ms 80 ms 79 ms 80 ms 80 ms80 ms80 ms0 ms0.50 %
Page metrics
DOM elements 22242 22242 22242 22242 22242222422224200.00 %
Document height 50684 50684 50684 50684 50684506845068400.00 %
Total Requests 66 66 66 65 66666600.61 %
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 1.3 MB 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB3.1 KB0.24 %
HTML Transfer Size 265.0 KB 265.0 KB 265.0 KB 265.0 KB 265.0 KB265.0 KB265.0 KB0 b0.00 %
JavaScript Transfer Size 310.8 KB 310.8 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 89.0 KB 88.8 KB 88.8 KB 88.8 KB 89.0 KB88.8 KB88.9 KB93 B0.10 %
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 65 66666600.61 %
First Party Total Transfer Size 1.3 MB 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB3.1 KB0.24 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %