Metrics per run

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

Tested 2025-12-27 20:24:10 using Firefox 146.0 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 587 ms 518 ms 515 ms 499 ms 499 ms515 ms524 ms33 ms6.24 %
First Contentful Paint 1.319 s 1.252 s 1.242 s 1.230 s 1.219 s1.242 s1.252 s35 ms2.80 %
Largest Contentful Paint 2.221 s 2.339 s 2.000 s 2.343 s 2.537 s2.339 s2.288 s176 ms7.70 %
Timing metrics
First Paint 1.319 s 1.251 s 1.242 s 1.230 s 1.218 s1.242 s1.252 s35 ms2.82 %
First Contentful Paint 1.319 s 1.252 s 1.242 s 1.230 s 1.219 s1.242 s1.252 s35 ms2.80 %
Largest Contentful Paint 2.221 s 2.339 s 2.000 s 2.343 s 2.537 s2.339 s2.288 s176 ms7.70 %
Load Event End 2.457 s 2.345 s 2.597 s 2.554 s 2.298 s2.457 s2.450 s115 ms4.71 %
Server Response Time 195 ms 195 ms 195 ms 195 ms 195 ms195 ms195 ms0 ms0.00 %
TTFB 587 ms 518 ms 515 ms 499 ms 499 ms515 ms524 ms33 ms6.24 %
Page Load Time 2.456 s 2.344 s 2.597 s 2.554 s 2.298 s2.456 s2.450 s116 ms4.72 %
First Visual Change 1.367 s 1.300 s 1.300 s 1.300 s 1.267 s1.300 s1.307 s33 ms2.50 %
Last Visual Change 6.733 s 6.567 s 6.734 s 6.633 s 6.533 s6.633 s6.640 s83 ms1.25 %
Speed Index 1.984 s 1.890 s 1.914 s 1.902 s 1.889 s1.902 s1.916 s35 ms1.84 %
Visual Readiness 5.366 s 5.267 s 5.434 s 5.333 s 5.266 s5.333 s5.333 s63 ms1.19 %
Visual Complete 95 4.933 s 4.733 s 4.934 s 4.800 s 4.733 s4.800 s4.827 s91 ms1.88 %
Visual Complete 99 6.533 s 6.333 s 6.534 s 6.400 s 6.333 s6.400 s6.427 s91 ms1.41 %
CPU metrics
Browser metrics
CPU benchmark score 77 ms 76 ms 77 ms 78 ms 77 ms77 ms77 ms1 ms0.82 %
Page metrics
DOM elements 21471 21471 21471 21471 21471214712147100.00 %
Document height 47088 47088 47088 47088 47088470884708800.00 %
Total Requests 66 66 66 66 66666600.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 9 9 9 9 99900.00 %
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 MB828 B0.06 %
HTML Transfer Size 249.8 KB 249.8 KB 249.8 KB 249.8 KB 249.8 KB249.8 KB249.8 KB0 b0.00 %
JavaScript Transfer Size 380.0 KB 380.0 KB 380.0 KB 380.0 KB 380.0 KB380.0 KB380.0 KB1 B0.00 %
CSS Transfer Size 27.2 KB 27.2 KB 27.2 KB 27.2 KB 27.2 KB27.2 KB27.2 KB1 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 %
Plain Transfer Size 683 B 683 B 683 B 683 B 683 B683 B683 B0 b0.00 %
SVG Transfer Size 33.2 KB 33.2 KB 33.2 KB 33.2 KB 33.2 KB33.2 KB33.2 KB0 b0.00 %
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 %
Plain 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 66666600.00 %
First Party Total Transfer Size 1.3 MB 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB828 B0.06 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %