Metrics per run

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

Tested 2025-06-18 14:34:23 using Chrome 137.0.7151.55 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 509 ms 419 ms 419 ms 419 ms 418 ms419 ms437 ms36 ms8.27 %
First Contentful Paint 1.504 s 1.384 s 1.376 s 1.368 s 1.340 s1.376 s1.394 s57 ms4.07 %
Largest Contentful Paint 1.504 s 1.384 s 1.376 s 1.368 s 1.340 s1.376 s1.394 s57 ms4.07 %
Total Blocking Time 297 ms 291 ms 297 ms 293 ms 291 ms293 ms294 ms3 ms0.92 %
Cumulative Layout Shift 0.031 0.031 0.031 0.031 0.0310.0310.03100.00 %
Timing metrics
First Paint 1.504 s 1.384 s 1.376 s 1.368 s 1.340 s1.376 s1.394 s57 ms4.07 %
First Contentful Paint 1.504 s 1.384 s 1.376 s 1.368 s 1.340 s1.376 s1.394 s57 ms4.07 %
Largest Contentful Paint 1.504 s 1.384 s 1.376 s 1.368 s 1.340 s1.376 s1.394 s57 ms4.07 %
Load Event End 2.028 s 1.944 s 1.939 s 1.940 s 1.886 s1.940 s1.947 s46 ms2.34 %
Server Response Time 567 ms 563 ms 563 ms 564 ms 533 ms563 ms558 ms13 ms2.26 %
TTFB 509 ms 419 ms 419 ms 419 ms 418 ms419 ms437 ms36 ms8.27 %
Page Load Time 2.028 s 1.944 s 1.939 s 1.940 s 1.886 s1.940 s1.947 s46 ms2.34 %
First Visual Change 1.500 s 1.400 s 1.366 s 1.366 s 1.333 s1.366 s1.393 s58 ms4.13 %
Last Visual Change 2.800 s 2.733 s 2.733 s 2.733 s 2.666 s2.733 s2.733 s42 ms1.55 %
Speed Index 1.675 s 1.579 s 1.550 s 1.546 s 1.513 s1.550 s1.573 s55 ms3.52 %
Visual Readiness 1.300 s 1.333 s 1.367 s 1.367 s 1.333 s1.333 s1.340 s25 ms1.87 %
Visual Complete 95 2.800 s 2.733 s 2.733 s 2.733 s 2.666 s2.733 s2.733 s42 ms1.55 %
Visual Complete 99 2.800 s 2.733 s 2.733 s 2.733 s 2.666 s2.733 s2.733 s42 ms1.55 %
CPU metrics
Total Blocking Time 297 ms 291 ms 297 ms 293 ms 291 ms293 ms294 ms3 ms0.92 %
Max Potential FID 153 ms 158 ms 161 ms 150 ms 161 ms158 ms157 ms4 ms2.82 %
Number of Long Tasks 6 5 5 5 65509.07 %
Total Duration of Long Tasks 1.005 s 924 ms 920 ms 915 ms 964 ms924 ms946 ms34 ms3.64 %
Browser metrics
CPU benchmark score 40 ms 40 ms 41 ms 40 ms 40 ms40 ms40 ms0 ms1.00 %
Page metrics
Cumulative Layout Shift 0.031 0.031 0.031 0.031 0.0310.0310.03100.00 %
DOM elements 22614 22614 22614 22614 22614226142261400.00 %
Document height 45944 45944 45944 45944 45944459444594400.00 %
Total Requests 64 64 64 64 64646400.00 %
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 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB217 B0.02 %
HTML Transfer Size 265.7 KB 265.7 KB 265.7 KB 265.7 KB 265.7 KB265.7 KB265.7 KB4 B0.00 %
JavaScript Transfer Size 284.4 KB 284.4 KB 284.4 KB 284.4 KB 284.4 KB284.4 KB284.4 KB1 B0.00 %
CSS Transfer Size 26.5 KB 26.5 KB 26.5 KB 26.5 KB 26.5 KB26.5 KB26.5 KB1 B0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.8 KB 1.8 KB 1.8 KB 1.8 KB 1.8 KB1.8 KB1.8 KB0 b0.00 %
SVG Transfer Size 34.8 KB 34.8 KB 34.8 KB 34.8 KB 35.0 KB34.8 KB34.8 KB72 B0.20 %
Total Content Size 3.4 MB 3.4 MB 3.4 MB 3.4 MB 3.4 MB3.4 MB3.4 MB0 b0.00 %
HTML Content Size 1.6 MB 1.6 MB 1.6 MB 1.6 MB 1.6 MB1.6 MB1.6 MB0 b0.00 %
JavaScript Content Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB0 b0.00 %
CSS Content Size 187.4 KB 187.4 KB 187.4 KB 187.4 KB 187.4 KB187.4 KB187.4 KB0 b0.00 %
Image Content Size 501.9 KB 501.9 KB 501.9 KB 501.9 KB 501.9 KB501.9 KB501.9 KB0 b0.00 %
Font Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 2.7 KB 2.7 KB 2.7 KB 2.7 KB 2.7 KB2.7 KB2.7 KB0 b0.00 %
SVG Content Size 38.3 KB 38.3 KB 38.3 KB 38.3 KB 38.3 KB38.3 KB38.3 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 64 64 64 64 64646400.00 %
First Party Total Transfer Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB217 B0.02 %
First Party Total Content Size 3.4 MB 3.4 MB 3.4 MB 3.4 MB 3.4 MB3.4 MB3.4 MB0 b0.00 %