Metrics per run

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

Tested 2026-06-17 03:44:46 using Firefox 151.0.3 (runtime settings)

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 417 ms 419 ms 418 ms 418 ms 418 ms418 ms418 ms1 ms0.15 %
Largest Contentful Paint 2.407 s 2.559 s 2.629 s 2.563 s 2.585 s2.563 s2.549 s75 ms2.94 %
Timing metrics
First Paint 1.367 s 1.445 s 1.315 s 1.314 s 1.479 s1.367 s1.384 s67 ms4.87 %
Largest Contentful Paint 2.407 s 2.559 s 2.629 s 2.563 s 2.585 s2.563 s2.549 s75 ms2.94 %
Load Event End 2.714 s 2.877 s 2.634 s 2.568 s 2.891 s2.714 s2.737 s129 ms4.71 %
Server Response Time 112 ms 112 ms 112 ms 112 ms 112 ms112 ms112 ms0 ms0.00 %
TTFB 417 ms 419 ms 418 ms 418 ms 418 ms418 ms418 ms1 ms0.15 %
Page Load Time 2.714 s 2.877 s 2.633 s 2.568 s 2.890 s2.714 s2.736 s129 ms4.71 %
First Visual Change 1.400 s 1.533 s 1.400 s 1.366 s 1.533 s1.400 s1.446 s72 ms4.96 %
Last Visual Change 4.234 s 4.366 s 4.166 s 4.366 s 4.633 s4.366 s4.353 s160 ms3.67 %
Speed Index 1.786 s 1.921 s 1.773 s 1.756 s 1.941 s1.786 s1.835 s79 ms4.30 %
Visual Readiness 2.834 s 2.833 s 2.766 s 3.000 s 3.100 s2.834 s2.907 s124 ms4.26 %
Visual Complete 95 3.234 s 3.366 s 3.166 s 3.233 s 3.567 s3.234 s3.313 s143 ms4.30 %
Visual Complete 99 3.234 s 3.366 s 3.166 s 3.233 s 3.567 s3.234 s3.313 s143 ms4.30 %
CPU metrics
Browser metrics
CPU benchmark score 78 ms 77 ms 77 ms 81 ms 78 ms78 ms78 ms1 ms1.88 %
Page metrics
DOM elements 22287 22287 22287 22287 22287222872228700.00 %
Document height 50822 50822 50822 50822 50822508225082200.00 %
Total Requests 67 66 67 67 67676700.60 %
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 1.3 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB24.9 KB1.76 %
HTML Transfer Size 265.4 KB 265.4 KB 265.4 KB 265.4 KB 265.4 KB265.4 KB265.4 KB37 B0.01 %
JavaScript Transfer Size 307.8 KB 307.4 KB 307.8 KB 307.4 KB 307.4 KB307.4 KB307.6 KB220 B0.07 %
CSS Transfer Size 28.3 KB 28.2 KB 28.3 KB 28.2 KB 28.2 KB28.2 KB28.3 KB73 B0.25 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 2.1 KB 2.0 KB 2.1 KB 2.0 KB 2.0 KB2.0 KB2.0 KB37 B1.77 %
Plain Transfer Size 1.0 KB 973 B 1.0 KB 973 B 973 B973 B1003 B37 B3.66 %
SVG Transfer Size 90.4 KB 89.1 KB 90.4 KB 89.1 KB 89.1 KB89.1 KB89.6 KB661 B0.72 %
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 67 66 67 67 67676700.60 %
First Party Total Transfer Size 1.3 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB24.9 KB1.76 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %