Metrics per run

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

Tested 2026-06-06 16:45:31 using Firefox 150.0.3 (runtime settings)

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 406 ms 408 ms 410 ms 407 ms 407 ms407 ms408 ms1 ms0.33 %
Largest Contentful Paint 2.254 s 2.288 s 2.538 s 2.339 s 2.434 s2.339 s2.371 s103 ms4.36 %
Timing metrics
First Paint 1.376 s 1.322 s 1.402 s 1.373 s 1.361 s1.373 s1.367 s26 ms1.91 %
Largest Contentful Paint 2.254 s 2.288 s 2.538 s 2.339 s 2.434 s2.339 s2.371 s103 ms4.36 %
Load Event End 2.714 s 2.530 s 2.790 s 2.812 s 2.598 s2.714 s2.689 s109 ms4.06 %
Server Response Time 107 ms 107 ms 107 ms 107 ms 107 ms107 ms107 ms0 ms0.00 %
TTFB 406 ms 408 ms 410 ms 407 ms 407 ms407 ms408 ms1 ms0.33 %
Page Load Time 2.713 s 2.530 s 2.789 s 2.812 s 2.597 s2.713 s2.688 s109 ms4.06 %
First Visual Change 1.433 s 1.400 s 1.433 s 1.433 s 1.433 s1.433 s1.426 s13 ms0.93 %
Last Visual Change 4.033 s 3.933 s 4.300 s 3.900 s 4.000 s4.000 s4.033 s141 ms3.51 %
Speed Index 1.754 s 1.720 s 1.774 s 1.746 s 1.744 s1.746 s1.748 s17 ms1.00 %
Visual Readiness 2.600 s 2.533 s 2.867 s 2.467 s 2.567 s2.567 s2.607 s137 ms5.27 %
Visual Complete 95 3.000 s 2.933 s 3.167 s 2.933 s 2.933 s2.933 s2.993 s91 ms3.03 %
Visual Complete 99 3.000 s 2.933 s 3.167 s 2.933 s 2.933 s2.933 s2.993 s91 ms3.03 %
CPU metrics
Browser metrics
CPU benchmark score 77 ms 77 ms 78 ms 77 ms 81 ms77 ms78 ms2 ms1.99 %
Page metrics
DOM elements 22242 22242 22242 22242 22242222422224200.00 %
Document height 50659 50658 50658 50659 50658506585065800.00 %
Total Requests 65 66 65 66 66666600.75 %
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 MB279 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 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 88.8 KB 89.0 KB 88.8 KB 89.0 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 65 66 65 66 66666600.75 %
First Party Total Transfer Size 1.4 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB279 B0.02 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %