Metrics per run

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

Tested 2026-06-16 15:43:29 using Firefox 151.0.3 (runtime settings)

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 419 ms 441 ms 418 ms 418 ms 438 ms419 ms427 ms10 ms2.44 %
Largest Contentful Paint 1.881 s 2.581 s 2.590 s 2.102 s 2.289 s2.289 s2.289 s275 ms12.00 %
Timing metrics
First Paint 1.409 s 1.480 s 1.345 s 1.457 s 1.486 s1.457 s1.435 s53 ms3.67 %
Largest Contentful Paint 1.881 s 2.581 s 2.590 s 2.102 s 2.289 s2.289 s2.289 s275 ms12.00 %
Load Event End 2.781 s 2.928 s 3.041 s 2.184 s 2.854 s2.854 s2.758 s299 ms10.86 %
Server Response Time 112 ms 112 ms 112 ms 113 ms 112 ms112 ms112 ms0 ms0.36 %
TTFB 419 ms 441 ms 418 ms 418 ms 438 ms419 ms427 ms10 ms2.44 %
Page Load Time 2.781 s 2.927 s 3.040 s 2.184 s 2.854 s2.854 s2.757 s299 ms10.85 %
First Visual Change 1.467 s 1.533 s 1.400 s 1.500 s 1.533 s1.500 s1.487 s50 ms3.35 %
Last Visual Change 4.300 s 4.433 s 4.467 s 4.333 s 4.400 s4.400 s4.387 s62 ms1.41 %
Speed Index 1.771 s 1.895 s 1.784 s 1.838 s 1.899 s1.838 s1.837 s54 ms2.92 %
Visual Readiness 2.833 s 2.900 s 3.067 s 2.833 s 2.867 s2.867 s2.900 s87 ms3.00 %
Visual Complete 95 3.300 s 3.400 s 3.467 s 3.267 s 3.400 s3.400 s3.367 s73 ms2.17 %
Visual Complete 99 3.300 s 3.400 s 3.467 s 3.267 s 3.400 s3.400 s3.367 s73 ms2.17 %
CPU metrics
Browser metrics
CPU benchmark score 78 ms 77 ms 77 ms 79 ms 77 ms77 ms78 ms1 ms1.03 %
Page metrics
DOM elements 22286 22286 22286 22286 22286222862228600.00 %
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 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB1.1 KB0.08 %
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 307.5 KB 307.0 KB 307.5 KB 307.0 KB 307.0 KB307.0 KB307.2 KB221 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 90.2 KB 88.9 KB 89.1 KB89.1 KB89.6 KB653 B0.71 %
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 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB1.1 KB0.08 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %