Metrics per run

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

Tested 2025-08-26 02:23:19 using Chrome 138.0.7204.168 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 488 ms 485 ms 488 ms 505 ms 487 ms488 ms491 ms7 ms1.48 %
First Contentful Paint 1.288 s 1.296 s 1.288 s 1.300 s 1.280 s1.288 s1.290 s7 ms0.54 %
Largest Contentful Paint 1.288 s 1.296 s 1.288 s 1.300 s 1.280 s1.288 s1.290 s7 ms0.54 %
Total Blocking Time 250 ms 252 ms 232 ms 247 ms 241 ms247 ms244 ms7 ms2.96 %
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
Timing metrics
First Paint 1.288 s 1.296 s 1.288 s 1.300 s 1.280 s1.288 s1.290 s7 ms0.54 %
First Contentful Paint 1.288 s 1.296 s 1.288 s 1.300 s 1.280 s1.288 s1.290 s7 ms0.54 %
Largest Contentful Paint 1.288 s 1.296 s 1.288 s 1.300 s 1.280 s1.288 s1.290 s7 ms0.54 %
Load Event End 2.034 s 2.063 s 2.882 s 2.042 s 2.029 s2.042 s2.210 s336 ms15.21 %
Server Response Time 519 ms 519 ms 519 ms 517 ms 519 ms519 ms519 ms1 ms0.15 %
TTFB 488 ms 485 ms 488 ms 505 ms 487 ms488 ms491 ms7 ms1.48 %
Page Load Time 2.034 s 2.063 s 2.881 s 2.042 s 2.029 s2.042 s2.210 s336 ms15.20 %
First Visual Change 1.300 s 1.300 s 1.300 s 1.300 s 1.266 s1.300 s1.293 s14 ms1.05 %
Last Visual Change 2.733 s 2.633 s 2.700 s 2.733 s 2.600 s2.700 s2.680 s54 ms2.02 %
Speed Index 1.333 s 1.332 s 1.332 s 1.337 s 1.302 s1.332 s1.327 s13 ms0.96 %
Visual Readiness 1.433 s 1.333 s 1.400 s 1.433 s 1.334 s1.400 s1.387 s45 ms3.25 %
Visual Complete 95 1.333 s 1.333 s 1.333 s 1.366 s 1.333 s1.333 s1.340 s13 ms0.99 %
Visual Complete 99 2.633 s 2.600 s 2.600 s 2.633 s 2.566 s2.600 s2.606 s25 ms0.96 %
CPU metrics
Total Blocking Time 250 ms 252 ms 232 ms 247 ms 241 ms247 ms244 ms7 ms2.96 %
Max Potential FID 140 ms 146 ms 136 ms 145 ms 145 ms145 ms142 ms4 ms2.69 %
Number of Long Tasks 6 5 6 6 56608.75 %
Total Duration of Long Tasks 879 ms 847 ms 864 ms 871 ms 817 ms864 ms856 ms22 ms2.57 %
Browser metrics
CPU benchmark score 34 ms 33 ms 33 ms 33 ms 36 ms33 ms34 ms1 ms3.45 %
Page metrics
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
DOM elements 20836 20835 20836 20836 20835208362083600.00 %
Document height 41316 41316 41316 41316 41316413164131600.00 %
Total Requests 63 63 63 63 63636300.00 %
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 1.3 MB 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB6 B0.00 %
HTML Transfer Size 243.0 KB 243.0 KB 243.0 KB 243.0 KB 243.0 KB243.0 KB243.0 KB0 b0.00 %
JavaScript Transfer Size 369.2 KB 369.2 KB 369.2 KB 369.2 KB 369.2 KB369.2 KB369.2 KB0 b0.00 %
CSS Transfer Size 26.8 KB 26.8 KB 26.8 KB 26.8 KB 26.8 KB26.8 KB26.8 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.7 KB 1.7 KB 1.7 KB 1.7 KB 1.7 KB1.7 KB1.7 KB0 b0.00 %
SVG Transfer Size 28.6 KB 28.6 KB 28.6 KB 28.6 KB 28.6 KB28.6 KB28.6 KB0 b0.00 %
Total Content Size 3.8 MB 3.8 MB 3.8 MB 3.8 MB 3.8 MB3.8 MB3.8 MB0 b0.00 %
HTML Content Size 1.5 MB 1.5 MB 1.5 MB 1.5 MB 1.5 MB1.5 MB1.5 MB0 b0.00 %
JavaScript Content Size 1.6 MB 1.6 MB 1.6 MB 1.6 MB 1.6 MB1.6 MB1.6 MB0 b0.00 %
CSS Content Size 190.3 KB 190.3 KB 190.3 KB 190.3 KB 190.3 KB190.3 KB190.3 KB0 b0.00 %
Image Content Size 596.2 KB 596.2 KB 596.2 KB 596.2 KB 596.2 KB596.2 KB596.2 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 23.7 KB 23.7 KB 23.7 KB 23.7 KB 23.7 KB23.7 KB23.7 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 63 63 63 63 63636300.00 %
First Party Total Transfer Size 1.3 MB 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB6 B0.00 %
First Party Total Content Size 3.8 MB 3.8 MB 3.8 MB 3.8 MB 3.8 MB3.8 MB3.8 MB0 b0.00 %