Metrics per run

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

Tested 2025-10-27 01:44:36 using Firefox 144.0 (runtime settings).

Side by side

Metric1234567MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 515 ms 514 ms 588 ms 525 ms 500 ms 517 ms 515 ms515 ms525 ms27 ms5.08 %
First Contentful Paint 931 ms 931 ms 1.000 s 948 ms 914 ms 931 ms 931 ms931 ms941 ms26 ms2.74 %
Largest Contentful Paint 2.051 s 2.233 s 2.390 s 2.185 s 2.185 s 2.103 s 2.068 s2.185 s2.174 s108 ms4.97 %
Timing metrics
First Paint 1.233 s 1.216 s 1.289 s 1.242 s 1.215 s 1.217 s 1.214 s1.217 s1.232 s25 ms2.04 %
First Contentful Paint 931 ms 931 ms 1.000 s 948 ms 914 ms 931 ms 931 ms931 ms941 ms26 ms2.74 %
Largest Contentful Paint 2.051 s 2.233 s 2.390 s 2.185 s 2.185 s 2.103 s 2.068 s2.185 s2.174 s108 ms4.97 %
Load Event End 2.412 s 2.331 s 2.409 s 2.468 s 2.414 s 2.437 s 2.398 s2.412 s2.410 s39 ms1.61 %
Server Response Time 195 ms 195 ms 195 ms 195 ms 195 ms 195 ms 195 ms195 ms195 ms0 ms0.00 %
TTFB 515 ms 514 ms 588 ms 525 ms 500 ms 517 ms 515 ms515 ms525 ms27 ms5.08 %
Page Load Time 2.412 s 2.330 s 2.409 s 2.467 s 2.413 s 2.436 s 2.398 s2.412 s2.409 s39 ms1.61 %
First Visual Change 1.267 s 1.267 s 1.367 s 1.300 s 1.267 s 1.267 s 1.267 s1.267 s1.286 s35 ms2.72 %
Last Visual Change 3.400 s 3.400 s 3.467 s 3.400 s 3.467 s 3.433 s 3.400 s3.400 s3.424 s29 ms0.86 %
Speed Index 1.380 s 1.388 s 1.499 s 1.411 s 1.379 s 1.383 s 1.389 s1.388 s1.404 s40 ms2.85 %
Visual Readiness 2.133 s 2.133 s 2.100 s 2.100 s 2.200 s 2.166 s 2.133 s2.133 s2.138 s33 ms1.54 %
Visual Complete 95 2.033 s 2.133 s 2.300 s 2.033 s 2.067 s 2.100 s 2.100 s2.100 s2.109 s85 ms4.03 %
Visual Complete 99 2.333 s 2.233 s 2.300 s 2.300 s 2.200 s 2.300 s 2.267 s2.300 s2.276 s43 ms1.87 %
CPU metrics
Browser metrics
CPU benchmark score 76 ms 77 ms 76 ms 76 ms 77 ms 77 ms 76 ms76 ms76 ms0 ms0.65 %
Page metrics
DOM elements 21220 21220 21220 21220 21220 21220 21220212202122000.00 %
Document height 46626 46626 46626 46626 46626 46626 46626466264662600.00 %
Total Requests 63 63 63 63 63 63 63636300.00 %
HTML Requests 1 1 1 1 1 1 11100.00 %
JavaScript Requests 7 7 7 7 7 7 77700.00 %
CSS Requests 2 2 2 2 2 2 22200.00 %
Font Requests 0 0 0 0 0 0 00000.00 %
HTTP Errors 0 0 0 0 0 0 0000N/A
Total Transfer Size 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB1 B0.00 %
HTML Transfer Size 248.8 KB 248.8 KB 248.8 KB 248.8 KB 248.8 KB 248.8 KB 248.8 KB248.8 KB248.8 KB0 b0.00 %
JavaScript Transfer Size 285.7 KB 285.7 KB 285.7 KB 285.7 KB 285.7 KB 285.7 KB 285.7 KB285.7 KB285.7 KB0 b0.00 %
CSS Transfer Size 27.2 KB 27.2 KB 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 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 KB 2.0 KB 2.0 KB2.0 KB2.0 KB0 b0.00 %
SVG Transfer Size 34.4 KB 34.4 KB 34.4 KB 34.4 KB 34.4 KB 34.4 KB 34.4 KB34.4 KB34.4 KB0 b0.00 %
Total Content Size 0 b 0 b 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 b 0 b 0 b0 b0 b0 b0.00 %
JavaScript Content Size 0 b 0 b 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 b 0 b 0 b0 b0 b0 b0.00 %
Image Content Size 0 b 0 b 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 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 0 b 0 b 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 b 0 b 0 b0 b0 b0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 63 63 63 63 63 63 63636300.00 %
First Party Total Transfer Size 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB1 B0.00 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %