Metrics per run

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

Tested 2025-08-29 05:32:44 using Chrome 138.0.7204.168 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 503 ms 504 ms 488 ms 486 ms 503 ms503 ms497 ms8 ms1.62 %
First Contentful Paint 1.304 s 1.308 s 1.276 s 1.292 s 1.276 s1.292 s1.291 s13 ms1.04 %
Largest Contentful Paint 1.304 s 1.308 s 1.276 s 1.292 s 1.276 s1.292 s1.291 s13 ms1.04 %
Interaction to Next Paint 112 ms NaN s NaN s NaN s NaN s112 ms112 ms0 ms0.00 %
Total Blocking Time 229 ms 234 ms 225 ms 224 ms 253 ms229 ms233 ms11 ms4.55 %
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
Timing metrics
First Paint 1.304 s 1.308 s 1.276 s 1.292 s 1.276 s1.292 s1.291 s13 ms1.04 %
First Contentful Paint 1.304 s 1.308 s 1.276 s 1.292 s 1.276 s1.292 s1.291 s13 ms1.04 %
Largest Contentful Paint 1.304 s 1.308 s 1.276 s 1.292 s 1.276 s1.292 s1.291 s13 ms1.04 %
Load Event End 2.807 s 2.778 s 2.762 s 2.020 s 2.069 s2.762 s2.487 s362 ms14.56 %
Server Response Time 520 ms 518 ms 518 ms 519 ms 519 ms519 ms519 ms1 ms0.14 %
TTFB 503 ms 504 ms 488 ms 486 ms 503 ms503 ms497 ms8 ms1.62 %
Page Load Time 2.807 s 2.778 s 2.761 s 2.020 s 2.069 s2.761 s2.487 s362 ms14.55 %
First Visual Change 1.300 s 1.300 s 1.266 s 1.300 s 1.266 s1.300 s1.286 s17 ms1.29 %
Last Visual Change 2.700 s 2.633 s 2.633 s 2.666 s 2.633 s2.633 s2.653 s27 ms1.01 %
Speed Index 1.339 s 1.338 s 1.300 s 1.333 s 1.305 s1.333 s1.323 s17 ms1.28 %
Visual Readiness 1.400 s 1.333 s 1.367 s 1.366 s 1.367 s1.367 s1.367 s21 ms1.55 %
Visual Complete 95 1.400 s 1.400 s 1.333 s 1.366 s 1.366 s1.366 s1.373 s25 ms1.83 %
Visual Complete 99 2.600 s 2.633 s 2.566 s 2.566 s 2.600 s2.600 s2.593 s25 ms0.97 %
CPU metrics
Total Blocking Time 229 ms 234 ms 225 ms 224 ms 253 ms229 ms233 ms11 ms4.55 %
Max Potential FID 145 ms 136 ms 146 ms 134 ms 146 ms145 ms141 ms5 ms3.73 %
Number of Long Tasks 6 6 6 6 56606.90 %
Total Duration of Long Tasks 862 ms 870 ms 846 ms 861 ms 818 ms861 ms851 ms18 ms2.16 %
Browser metrics
CPU benchmark score 33 ms 33 ms 33 ms 33 ms 34 ms33 ms33 ms0 ms1.20 %
Page metrics
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
DOM elements 20856 20855 20856 20856 20855208562085600.00 %
Document height 41419 41419 41419 41419 41419414194141900.00 %
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 MB1 B0.00 %
HTML Transfer Size 243.3 KB 243.3 KB 243.3 KB 243.3 KB 243.3 KB243.3 KB243.3 KB0 b0.00 %
JavaScript Transfer Size 367.4 KB 367.4 KB 367.4 KB 367.4 KB 367.4 KB367.4 KB367.4 KB0 b0.00 %
CSS Transfer Size 26.9 KB 26.9 KB 26.9 KB 26.9 KB 26.9 KB26.9 KB26.9 KB1 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 28.9 KB 28.9 KB 28.9 KB 28.9 KB 28.9 KB28.9 KB28.9 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 190.9 KB 190.9 KB 190.9 KB 190.9 KB 190.9 KB190.9 KB190.9 KB0 b0.00 %
Image Content Size 585.7 KB 585.7 KB 585.7 KB 585.7 KB 585.7 KB585.7 KB585.7 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 MB1 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 %