Metrics per run

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

Tested 2026-06-05 22:56:45 using Firefox 150.0.3 (runtime settings)

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 408 ms 408 ms 405 ms 408 ms 407 ms408 ms407 ms1 ms0.29 %
Largest Contentful Paint 1.677 s 2.085 s 2.179 s 2.109 s 2.305 s2.109 s2.071 s211 ms10.20 %
Timing metrics
First Paint 1.383 s 1.374 s 1.386 s 1.361 s 1.375 s1.375 s1.376 s9 ms0.63 %
Largest Contentful Paint 1.677 s 2.085 s 2.179 s 2.109 s 2.305 s2.109 s2.071 s211 ms10.20 %
Load Event End 2.434 s 2.432 s 2.116 s 2.477 s 2.519 s2.434 s2.396 s143 ms5.99 %
Server Response Time 107 ms 107 ms 106 ms 107 ms 107 ms107 ms107 ms0 ms0.37 %
TTFB 408 ms 408 ms 405 ms 408 ms 407 ms408 ms407 ms1 ms0.29 %
Page Load Time 2.434 s 2.432 s 2.116 s 2.477 s 2.519 s2.434 s2.396 s143 ms5.99 %
First Visual Change 1.433 s 1.433 s 1.433 s 1.400 s 1.433 s1.433 s1.426 s13 ms0.93 %
Last Visual Change 3.967 s 3.867 s 3.933 s 3.867 s 3.900 s3.900 s3.907 s39 ms0.99 %
Speed Index 1.677 s 1.712 s 1.712 s 1.698 s 1.740 s1.712 s1.708 s21 ms1.20 %
Visual Readiness 2.534 s 2.434 s 2.500 s 2.467 s 2.467 s2.467 s2.480 s34 ms1.37 %
Visual Complete 95 2.933 s 2.833 s 2.833 s 2.900 s 2.900 s2.900 s2.880 s40 ms1.39 %
Visual Complete 99 2.933 s 2.833 s 2.833 s 2.900 s 2.900 s2.900 s2.880 s40 ms1.39 %
CPU metrics
Browser metrics
CPU benchmark score 81 ms 79 ms 80 ms 79 ms 80 ms80 ms80 ms1 ms0.94 %
Page metrics
DOM elements 22242 22242 22242 22242 22242222422224200.00 %
Document height 50658 50659 50659 50659 50659506595065900.00 %
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 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB278 B0.02 %
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 89.0 KB 89.0 KB 88.8 KB 88.8 KB 88.8 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 66 65666600.61 %
First Party Total Transfer Size 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB278 B0.02 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %