Metrics per run

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

Tested 2026-06-01 19:40:10 using Firefox 150.0.3 (runtime settings)

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 406 ms 408 ms 407 ms 407 ms 407 ms407 ms407 ms1 ms0.16 %
Largest Contentful Paint 2.067 s 2.172 s 2.158 s 1.526 s 2.068 s2.068 s1.998 s240 ms12.02 %
Timing metrics
First Paint 1.410 s 1.409 s 1.405 s 1.392 s 1.401 s1.405 s1.403 s7 ms0.47 %
Largest Contentful Paint 2.067 s 2.172 s 2.158 s 1.526 s 2.068 s2.068 s1.998 s240 ms12.02 %
Load Event End 2.114 s 2.108 s 2.687 s 2.089 s 2.101 s2.108 s2.220 s234 ms10.53 %
Server Response Time 107 ms 106 ms 107 ms 107 ms 107 ms107 ms107 ms0 ms0.37 %
TTFB 406 ms 408 ms 407 ms 407 ms 407 ms407 ms407 ms1 ms0.16 %
Page Load Time 2.114 s 2.108 s 2.687 s 2.089 s 2.100 s2.108 s2.220 s234 ms10.54 %
First Visual Change 1.467 s 1.467 s 1.467 s 1.467 s 1.467 s1.467 s1.467 s0 ms0.00 %
Last Visual Change 4.267 s 4.267 s 4.400 s 4.300 s 4.300 s4.300 s4.307 s49 ms1.13 %
Speed Index 1.782 s 1.769 s 1.796 s 1.738 s 1.800 s1.782 s1.777 s22 ms1.26 %
Visual Readiness 2.800 s 2.800 s 2.933 s 2.833 s 2.833 s2.833 s2.840 s49 ms1.72 %
Visual Complete 95 3.133 s 3.033 s 3.267 s 3.133 s 3.300 s3.133 s3.173 s98 ms3.08 %
Visual Complete 99 3.200 s 3.067 s 3.300 s 3.133 s 3.300 s3.200 s3.200 s92 ms2.87 %
CPU metrics
Browser metrics
CPU benchmark score 78 ms 77 ms 77 ms 77 ms 78 ms77 ms77 ms0 ms0.63 %
Page metrics
DOM elements 22226 22226 22226 22226 22222222262222520.01 %
Document height 50617 50617 50617 50617 50613506175061620.00 %
Total Requests 64 64 64 64 65646400.62 %
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 MB27.1 KB1.99 %
HTML Transfer Size 264.6 KB 264.6 KB 264.6 KB 264.6 KB 264.6 KB264.6 KB264.6 KB0 b0.00 %
JavaScript Transfer Size 312.3 KB 312.3 KB 312.3 KB 312.3 KB 311.4 KB312.3 KB312.1 KB372 B0.12 %
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 80.2 KB 80.2 KB 80.2 KB 80.2 KB 86.1 KB80.2 KB81.4 KB2.3 KB2.88 %
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 64 64 64 64 65646400.62 %
First Party Total Transfer Size 1.3 MB 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB27.1 KB1.99 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %