Metrics per run

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

Tested 2025-08-25 17:46:31 using Firefox 141.0 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 666 ms 515 ms 588 ms 513 ms 513 ms515 ms559 ms61 ms10.87 %
First Contentful Paint 1.237 s 983 ms 1.220 s 966 ms 1.236 s1.220 s1.128 s126 ms11.16 %
Largest Contentful Paint 2.562 s 2.940 s 2.526 s 2.363 s 2.221 s2.526 s2.522 s242 ms9.58 %
Timing metrics
First Paint 1.515 s 1.267 s 1.526 s 1.249 s 1.249 s1.267 s1.361 s130 ms9.57 %
First Contentful Paint 1.237 s 983 ms 1.220 s 966 ms 1.236 s1.220 s1.128 s126 ms11.16 %
Largest Contentful Paint 2.562 s 2.940 s 2.526 s 2.363 s 2.221 s2.526 s2.522 s242 ms9.58 %
Load Event End 3.133 s 2.945 s 3.257 s 2.921 s 2.732 s2.945 s2.998 s182 ms6.06 %
Server Response Time 214 ms 194 ms 194 ms 194 ms 192 ms194 ms198 ms8 ms4.17 %
TTFB 666 ms 515 ms 588 ms 513 ms 513 ms515 ms559 ms61 ms10.87 %
Page Load Time 3.133 s 2.944 s 3.257 s 2.921 s 2.732 s2.944 s2.997 s182 ms6.06 %
First Visual Change 1.600 s 1.333 s 1.567 s 1.300 s 1.300 s1.333 s1.420 s134 ms9.47 %
Last Visual Change 4.400 s 3.866 s 4.400 s 4.067 s 3.666 s4.067 s4.080 s291 ms7.12 %
Speed Index 1.750 s 1.515 s 1.712 s 1.373 s 1.444 s1.515 s1.559 s148 ms9.50 %
Visual Readiness 2.800 s 2.533 s 2.833 s 2.767 s 2.366 s2.767 s2.660 s181 ms6.80 %
Visual Complete 95 2.566 s 2.733 s 2.500 s 1.867 s 2.266 s2.500 s2.386 s300 ms12.57 %
Visual Complete 99 3.166 s 2.966 s 2.967 s 2.667 s 2.766 s2.966 s2.906 s174 ms5.99 %
CPU metrics
Browser metrics
CPU benchmark score 52 ms 52 ms 52 ms 53 ms 53 ms52 ms52 ms0 ms0.93 %
Page metrics
DOM elements 20877 20877 20877 20877 20877208772087700.00 %
Document height 45888 45888 45888 45888 45888458884588800.00 %
Total Requests 64 64 64 64 64646400.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 7 7 7 7 77700.00 %
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 MB3.6 KB0.29 %
HTML Transfer Size 243.7 KB 243.7 KB 243.7 KB 243.7 KB 243.7 KB243.7 KB243.7 KB0 b0.00 %
JavaScript Transfer Size 370.1 KB 370.1 KB 370.1 KB 370.1 KB 370.1 KB370.1 KB370.1 KB0 b0.00 %
CSS Transfer Size 27.2 KB 27.2 KB 27.2 KB 27.2 KB 27.2 KB27.2 KB27.2 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.9 KB 1.9 KB 1.9 KB 1.9 KB 1.9 KB1.9 KB1.9 KB0 b0.00 %
SVG Transfer Size 32.9 KB 32.9 KB 32.9 KB 32.9 KB 32.9 KB32.9 KB32.9 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 %
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 64646400.00 %
First Party Total Transfer Size 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB3.6 KB0.29 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %