Metrics per run

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

Tested 2026-06-07 06:58:17 using Firefox 150.0.3 (runtime settings)

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 408 ms 405 ms 407 ms 409 ms 407 ms407 ms407 ms1 ms0.33 %
Largest Contentful Paint 2.408 s 2.488 s 2.322 s 2.524 s 2.389 s2.408 s2.426 s72 ms2.97 %
Timing metrics
First Paint 1.265 s 1.353 s 1.329 s 1.311 s 1.347 s1.329 s1.321 s32 ms2.39 %
Largest Contentful Paint 2.408 s 2.488 s 2.322 s 2.524 s 2.389 s2.408 s2.426 s72 ms2.97 %
Load Event End 2.411 s 2.493 s 2.545 s 2.434 s 2.455 s2.455 s2.468 s47 ms1.91 %
Server Response Time 107 ms 106 ms 107 ms 107 ms 107 ms107 ms107 ms0 ms0.37 %
TTFB 408 ms 405 ms 407 ms 409 ms 407 ms407 ms407 ms1 ms0.33 %
Page Load Time 2.411 s 2.492 s 2.545 s 2.434 s 2.454 s2.454 s2.467 s47 ms1.91 %
First Visual Change 1.300 s 1.400 s 1.367 s 1.367 s 1.400 s1.367 s1.367 s37 ms2.67 %
Last Visual Change 3.633 s 3.767 s 3.767 s 3.700 s 3.867 s3.767 s3.747 s78 ms2.08 %
Speed Index 1.595 s 1.684 s 1.665 s 1.657 s 1.694 s1.665 s1.659 s35 ms2.09 %
Visual Readiness 2.333 s 2.367 s 2.400 s 2.333 s 2.467 s2.367 s2.380 s50 ms2.11 %
Visual Complete 95 2.633 s 2.700 s 2.767 s 2.667 s 2.800 s2.700 s2.713 s62 ms2.28 %
Visual Complete 99 2.633 s 2.700 s 2.767 s 2.667 s 2.800 s2.700 s2.713 s62 ms2.28 %
CPU metrics
Browser metrics
CPU benchmark score 77 ms 81 ms 80 ms 79 ms 77 ms79 ms79 ms2 ms2.03 %
Page metrics
DOM elements 22242 22242 22242 22242 22242222422224200.00 %
Document height 50684 50684 50684 50684 50684506845068400.00 %
Total Requests 65 65 65 65 66656500.61 %
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 1.4 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB263 B0.02 %
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 310.9 KB 310.9 KB 310.9 KB 310.9 KB 310.9 KB310.9 KB310.9 KB36 B0.01 %
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 88.8 KB88.8 KB88.9 KB76 B0.08 %
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 65 65 65 65 66656500.61 %
First Party Total Transfer Size 1.4 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB263 B0.02 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %