Metrics per run

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

Tested 2025-08-25 14:15:19 using Chrome 138.0.7204.168 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 504 ms 487 ms 487 ms 486 ms 487 ms487 ms490 ms7 ms1.41 %
First Contentful Paint 1.320 s 1.304 s 1.292 s 1.352 s 1.292 s1.304 s1.312 s22 ms1.71 %
Largest Contentful Paint 1.320 s 1.304 s 1.292 s 1.352 s 1.292 s1.304 s1.312 s22 ms1.71 %
Total Blocking Time 233 ms 243 ms 226 ms 246 ms 235 ms235 ms237 ms7 ms3.03 %
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
Timing metrics
First Paint 1.320 s 1.304 s 1.292 s 1.352 s 1.292 s1.304 s1.312 s22 ms1.71 %
First Contentful Paint 1.320 s 1.304 s 1.292 s 1.352 s 1.292 s1.304 s1.312 s22 ms1.71 %
Largest Contentful Paint 1.320 s 1.304 s 1.292 s 1.352 s 1.292 s1.304 s1.312 s22 ms1.71 %
Load Event End 2.003 s 2.031 s 1.989 s 2.615 s 2.717 s2.031 s2.271 s324 ms14.28 %
Server Response Time 518 ms 519 ms 519 ms 524 ms 519 ms519 ms520 ms2 ms0.41 %
TTFB 504 ms 487 ms 487 ms 486 ms 487 ms487 ms490 ms7 ms1.41 %
Page Load Time 2.003 s 2.031 s 1.988 s 2.614 s 2.717 s2.031 s2.271 s324 ms14.29 %
First Visual Change 1.333 s 1.300 s 1.300 s 1.366 s 1.266 s1.300 s1.313 s34 ms2.58 %
Last Visual Change 2.666 s 2.700 s 2.666 s 2.166 s 2.566 s2.666 s2.553 s199 ms7.78 %
Speed Index 1.364 s 1.337 s 1.332 s 1.401 s 1.314 s1.337 s1.350 s30 ms2.24 %
Visual Readiness 1.333 s 1.400 s 1.366 s 800 ms 1.300 s1.333 s1.240 s222 ms17.94 %
Visual Complete 95 1.366 s 1.366 s 1.333 s 1.533 s 1.466 s1.366 s1.413 s75 ms5.30 %
Visual Complete 99 2.600 s 2.633 s 2.566 s 2.033 s 2.433 s2.566 s2.453 s221 ms9.00 %
CPU metrics
Total Blocking Time 233 ms 243 ms 226 ms 246 ms 235 ms235 ms237 ms7 ms3.03 %
Max Potential FID 156 ms 148 ms 150 ms 182 ms 161 ms156 ms159 ms12 ms7.65 %
Number of Long Tasks 6 6 6 6 76606.45 %
Total Duration of Long Tasks 869 ms 893 ms 856 ms 912 ms 899 ms893 ms886 ms20 ms2.30 %
Browser metrics
CPU benchmark score 33 ms 36 ms 33 ms 33 ms 33 ms33 ms34 ms1 ms3.57 %
Page metrics
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
DOM elements 20878 20878 20878 20878 20878208782087800.00 %
Document height 41468 41468 41468 41468 41468414684146800.00 %
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 MB427 B0.03 %
HTML Transfer Size 243.5 KB 243.5 KB 243.5 KB 243.5 KB 243.5 KB243.5 KB243.5 KB0 b0.00 %
JavaScript Transfer Size 369.3 KB 369.3 KB 369.3 KB 369.3 KB 369.3 KB369.3 KB369.3 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 28.4 KB 28.6 KB28.6 KB28.6 KB72 B0.24 %
Total Content Size 3.8 MB 3.8 MB 3.8 MB 3.8 MB 3.8 MB3.8 MB3.8 MB466 B0.01 %
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 559.2 KB 560.3 KB 560.3 KB 560.3 KB 560.3 KB560.3 KB560.1 KB466 B0.08 %
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 MB427 B0.03 %
First Party Total Content Size 3.8 MB 3.8 MB 3.8 MB 3.8 MB 3.8 MB3.8 MB3.8 MB466 B0.01 %