Metrics per run

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

Tested 2026-06-05 01:35:35 using Firefox 150.0.3 (runtime settings)

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 410 ms 407 ms 407 ms 406 ms 406 ms407 ms407 ms1 ms0.36 %
Largest Contentful Paint 1.475 s 2.248 s 1.394 s 2.252 s 2.144 s2.144 s1.903 s385 ms20.24 %
Timing metrics
First Paint 1.352 s 1.317 s 1.336 s 1.338 s 1.331 s1.336 s1.335 s11 ms0.85 %
Largest Contentful Paint 1.475 s 2.248 s 1.394 s 2.252 s 2.144 s2.144 s1.903 s385 ms20.24 %
Load Event End 2.457 s 2.358 s 2.397 s 2.462 s 2.383 s2.397 s2.411 s41 ms1.71 %
Server Response Time 107 ms 107 ms 107 ms 107 ms 106 ms107 ms107 ms0 ms0.37 %
TTFB 410 ms 407 ms 407 ms 406 ms 406 ms407 ms407 ms1 ms0.36 %
Page Load Time 2.456 s 2.357 s 2.397 s 2.461 s 2.383 s2.397 s2.411 s41 ms1.70 %
First Visual Change 1.400 s 1.367 s 1.367 s 1.367 s 1.367 s1.367 s1.374 s13 ms0.96 %
Last Visual Change 3.867 s 3.700 s 3.733 s 3.733 s 3.700 s3.733 s3.747 s62 ms1.65 %
Speed Index 1.625 s 1.637 s 1.582 s 1.641 s 1.643 s1.637 s1.626 s23 ms1.39 %
Visual Readiness 2.467 s 2.333 s 2.366 s 2.366 s 2.333 s2.366 s2.373 s49 ms2.08 %
Visual Complete 95 2.833 s 2.667 s 2.733 s 2.700 s 2.667 s2.700 s2.720 s62 ms2.26 %
Visual Complete 99 2.833 s 2.667 s 2.733 s 2.700 s 2.667 s2.700 s2.720 s62 ms2.26 %
CPU metrics
Browser metrics
CPU benchmark score 77 ms 77 ms 77 ms 77 ms 77 ms77 ms77 ms0 ms0.00 %
Page metrics
DOM elements 22223 22223 22223 22223 22223222232222300.00 %
Document height 50633 50633 50633 50633 505815063350623210.04 %
Total Requests 66 66 66 66 65666600.61 %
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 1.2 MB1.3 MB1.2 MB12.5 KB0.98 %
HTML Transfer Size 264.7 KB 264.7 KB 264.7 KB 264.7 KB 264.7 KB264.7 KB264.7 KB0 b0.00 %
JavaScript Transfer Size 315.3 KB 315.3 KB 315.3 KB 315.3 KB 315.3 KB315.3 KB315.3 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 89.3 KB 89.1 KB 89.3 KB 89.3 KB 89.1 KB89.3 KB89.2 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 66 65666600.61 %
First Party Total Transfer Size 1.3 MB 1.3 MB 1.3 MB 1.3 MB 1.2 MB1.3 MB1.2 MB12.5 KB0.98 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %