Metrics per run

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

Tested 2025-08-26 11:25:07 using Chrome 138.0.7204.168 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 488 ms 486 ms 488 ms 624 ms 487 ms488 ms515 ms55 ms10.63 %
First Contentful Paint 1.300 s 1.300 s 1.292 s 1.424 s 1.288 s1.300 s1.321 s52 ms3.92 %
Largest Contentful Paint 1.300 s 1.300 s 1.292 s 1.424 s 1.288 s1.300 s1.321 s52 ms3.92 %
Total Blocking Time 228 ms 244 ms 251 ms 190 ms 253 ms244 ms233 ms23 ms10.00 %
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
Timing metrics
First Paint 1.300 s 1.300 s 1.292 s 1.424 s 1.288 s1.300 s1.321 s52 ms3.92 %
First Contentful Paint 1.300 s 1.300 s 1.292 s 1.424 s 1.288 s1.300 s1.321 s52 ms3.92 %
Largest Contentful Paint 1.300 s 1.300 s 1.292 s 1.424 s 1.288 s1.300 s1.321 s52 ms3.92 %
Load Event End 2.092 s 2.101 s 2.933 s 3.119 s 2.812 s2.812 s2.611 s432 ms16.53 %
Server Response Time 519 ms 517 ms 517 ms 519 ms 519 ms519 ms518 ms1 ms0.19 %
TTFB 488 ms 486 ms 488 ms 624 ms 487 ms488 ms515 ms55 ms10.63 %
Page Load Time 2.092 s 2.101 s 2.932 s 3.118 s 2.812 s2.812 s2.611 s431 ms16.52 %
First Visual Change 1.300 s 1.300 s 1.300 s 1.433 s 1.300 s1.300 s1.327 s53 ms4.01 %
Last Visual Change 2.666 s 2.800 s 2.766 s 2.833 s 2.733 s2.766 s2.760 s57 ms2.08 %
Speed Index 1.332 s 1.335 s 1.335 s 1.463 s 1.334 s1.335 s1.360 s52 ms3.80 %
Visual Readiness 1.366 s 1.500 s 1.466 s 1.400 s 1.433 s1.433 s1.433 s47 ms3.30 %
Visual Complete 95 1.333 s 1.333 s 1.366 s 1.466 s 1.366 s1.366 s1.373 s49 ms3.56 %
Visual Complete 99 2.633 s 2.700 s 2.666 s 2.733 s 2.633 s2.666 s2.673 s39 ms1.46 %
CPU metrics
Total Blocking Time 228 ms 244 ms 251 ms 190 ms 253 ms244 ms233 ms23 ms10.00 %
Max Potential FID 137 ms 147 ms 153 ms 159 ms 151 ms151 ms149 ms7 ms4.89 %
Number of Long Tasks 5 6 6 5 66608.75 %
Total Duration of Long Tasks 814 ms 876 ms 882 ms 771 ms 879 ms876 ms844 ms45 ms5.28 %
Browser metrics
CPU benchmark score 36 ms 37 ms 33 ms 34 ms 33 ms34 ms35 ms2 ms4.70 %
Page metrics
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
DOM elements 20835 20836 20836 20836 20836208362083600.00 %
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 MB2.4 KB0.18 %
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 KB1 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 3.9 MB 3.9 MB 3.9 MB 3.9 MB 3.9 MB3.9 MB3.9 MB2.4 KB0.06 %
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 667.1 KB 673.2 KB 673.2 KB 673.2 KB 673.2 KB673.2 KB672.0 KB2.4 KB0.36 %
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 MB2.4 KB0.18 %
First Party Total Content Size 3.9 MB 3.9 MB 3.9 MB 3.9 MB 3.9 MB3.9 MB3.9 MB2.4 KB0.06 %