Metrics per run

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

Tested 2025-04-27 04:13:48 using Chrome 135.0.7049.52 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 489 ms 489 ms 505 ms 490 ms 488 ms489 ms492 ms6 ms1.31 %
First Contentful Paint 1.396 s 1.404 s 1.408 s 1.392 s 1.368 s1.396 s1.394 s14 ms1.00 %
Largest Contentful Paint 1.396 s 1.404 s 1.408 s 1.392 s 1.368 s1.396 s1.394 s14 ms1.00 %
Total Blocking Time 222 ms 227 ms 246 ms 241 ms 242 ms241 ms236 ms9 ms3.97 %
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
Timing metrics
First Paint 1.396 s 1.404 s 1.408 s 1.392 s 1.368 s1.396 s1.394 s14 ms1.00 %
First Contentful Paint 1.396 s 1.404 s 1.408 s 1.392 s 1.368 s1.396 s1.394 s14 ms1.00 %
Largest Contentful Paint 1.396 s 1.404 s 1.408 s 1.392 s 1.368 s1.396 s1.394 s14 ms1.00 %
Load Event End 1.929 s 1.971 s 1.992 s 1.930 s 1.961 s1.961 s1.957 s24 ms1.24 %
Server Response Time 562 ms 554 ms 554 ms 564 ms 540 ms554 ms555 ms8 ms1.52 %
TTFB 489 ms 489 ms 505 ms 490 ms 488 ms489 ms492 ms6 ms1.31 %
Page Load Time 1.929 s 1.971 s 1.992 s 1.930 s 1.961 s1.961 s1.957 s24 ms1.24 %
First Visual Change 1.400 s 1.400 s 1.400 s 1.400 s 1.366 s1.400 s1.393 s14 ms0.98 %
Last Visual Change 2.566 s 2.533 s 2.566 s 2.600 s 2.500 s2.566 s2.553 s34 ms1.33 %
Speed Index 1.428 s 1.428 s 1.433 s 1.428 s 1.399 s1.428 s1.423 s12 ms0.86 %
Visual Readiness 1.166 s 1.133 s 1.166 s 1.200 s 1.134 s1.166 s1.160 s25 ms2.14 %
Visual Complete 95 1.433 s 1.433 s 1.466 s 1.433 s 1.433 s1.433 s1.440 s13 ms0.92 %
Visual Complete 99 2.466 s 2.533 s 2.566 s 2.500 s 2.500 s2.500 s2.513 s34 ms1.35 %
CPU metrics
Total Blocking Time 222 ms 227 ms 246 ms 241 ms 242 ms241 ms236 ms9 ms3.97 %
Max Potential FID 130 ms 140 ms 147 ms 135 ms 144 ms140 ms139 ms6 ms4.39 %
Number of Long Tasks 5 5 5 6 55507.69 %
Total Duration of Long Tasks 853 ms 878 ms 883 ms 925 ms 870 ms878 ms882 ms24 ms2.71 %
Browser metrics
CPU benchmark score 40 ms 43 ms 39 ms 40 ms 40 ms40 ms40 ms1 ms3.36 %
Page metrics
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
DOM elements 22603 22602 22602 22603 22602226022260200.00 %
Document height 46156 46156 46156 46156 46156461564615600.00 %
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 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB535 B0.04 %
HTML Transfer Size 265.6 KB 265.6 KB 265.6 KB 265.6 KB 265.6 KB265.6 KB265.6 KB0 b0.00 %
JavaScript Transfer Size 285.8 KB 285.8 KB 285.8 KB 285.8 KB 285.8 KB285.8 KB285.8 KB0 b0.00 %
CSS Transfer Size 26.0 KB 26.0 KB 26.0 KB 26.0 KB 26.0 KB26.0 KB26.0 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 27.9 KB 27.9 KB 27.9 KB 27.9 KB 27.9 KB27.9 KB27.9 KB0 b0.00 %
Total Content Size 3.5 MB 3.5 MB 3.5 MB 3.5 MB 3.5 MB3.5 MB3.5 MB535 B0.01 %
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 184.7 KB 184.7 KB 184.7 KB 184.7 KB 184.7 KB184.7 KB184.7 KB0 b0.00 %
Image Content Size 591.0 KB 592.3 KB 592.3 KB 592.3 KB 592.3 KB592.3 KB592.0 KB535 B0.09 %
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 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB535 B0.04 %
First Party Total Content Size 3.5 MB 3.5 MB 3.5 MB 3.5 MB 3.5 MB3.5 MB3.5 MB535 B0.01 %