Metrics per run

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

Tested 2025-08-31 02:50:59 using Chrome 138.0.7204.168 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 505 ms 504 ms 503 ms 489 ms 832 ms504 ms567 ms133 ms23.44 %
First Contentful Paint 1.296 s 1.312 s 1.340 s 1.288 s 1.964 s1.312 s1.440 s263 ms18.24 %
Largest Contentful Paint 1.296 s 1.312 s 1.340 s 1.288 s 1.964 s1.312 s1.440 s263 ms18.24 %
Interaction to Next Paint 104 ms NaN s NaN s NaN s NaN s104 ms104 ms0 ms0.00 %
Total Blocking Time 193 ms 230 ms 232 ms 215 ms 246 ms230 ms223 ms18 ms8.07 %
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
Timing metrics
First Paint 1.296 s 1.312 s 1.340 s 1.288 s 1.964 s1.312 s1.440 s263 ms18.24 %
First Contentful Paint 1.296 s 1.312 s 1.340 s 1.288 s 1.964 s1.312 s1.440 s263 ms18.24 %
Largest Contentful Paint 1.296 s 1.312 s 1.340 s 1.288 s 1.964 s1.312 s1.440 s263 ms18.24 %
Load Event End 2.815 s 1.979 s 2.450 s 1.958 s 2.571 s2.450 s2.355 s337 ms14.29 %
Server Response Time 518 ms 520 ms 525 ms 518 ms 1.209 s520 ms658 ms276 ms41.87 %
TTFB 505 ms 504 ms 503 ms 489 ms 832 ms504 ms567 ms133 ms23.44 %
Page Load Time 2.814 s 1.979 s 2.449 s 1.958 s 2.571 s2.449 s2.354 s336 ms14.28 %
First Visual Change 1.300 s 1.300 s 1.333 s 1.300 s 1.966 s1.300 s1.440 s263 ms18.29 %
Last Visual Change 2.633 s 2.666 s 2.133 s 2.600 s 3.266 s2.633 s2.660 s360 ms13.55 %
Speed Index 1.335 s 1.336 s 1.389 s 1.330 s 1.996 s1.336 s1.477 s260 ms17.62 %
Visual Readiness 1.333 s 1.366 s 800 ms 1.300 s 1.300 s1.300 s1.220 s211 ms17.32 %
Visual Complete 95 1.400 s 1.366 s 1.700 s 1.333 s 2.000 s1.400 s1.560 s256 ms16.42 %
Visual Complete 99 2.533 s 2.566 s 1.966 s 2.500 s 3.166 s2.533 s2.546 s380 ms14.94 %
CPU metrics
Total Blocking Time 193 ms 230 ms 232 ms 215 ms 246 ms230 ms223 ms18 ms8.07 %
Max Potential FID 161 ms 147 ms 145 ms 136 ms 163 ms147 ms150 ms10 ms6.78 %
Number of Long Tasks 6 6 6 6 66600.00 %
Total Duration of Long Tasks 822 ms 867 ms 869 ms 840 ms 874 ms867 ms854 ms20 ms2.35 %
Browser metrics
CPU benchmark score 33 ms 33 ms 33 ms 36 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 20838 20838 20838 20838 20838208382083800.00 %
Document height 41368 41368 41368 41368 41368413684136800.00 %
Total Requests 63 63 63 63 64636300.63 %
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 MB2.2 KB0.18 %
HTML Transfer Size 243.2 KB 243.2 KB 243.2 KB 243.2 KB 243.3 KB243.2 KB243.2 KB74 B0.03 %
JavaScript Transfer Size 369.3 KB 369.3 KB 369.3 KB 369.3 KB 369.7 KB369.3 KB369.4 KB167 B0.04 %
CSS Transfer Size 26.9 KB 26.9 KB 26.9 KB 26.9 KB 27.0 KB26.9 KB26.9 KB61 B0.22 %
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 1.8 KB1.7 KB1.7 KB24 B1.32 %
SVG Transfer Size 28.6 KB 28.6 KB 28.6 KB 28.6 KB 29.6 KB28.6 KB28.8 KB417 B1.41 %
Total Content Size 3.8 MB 3.8 MB 3.8 MB 3.8 MB 3.8 MB3.8 MB3.8 MB1.7 KB0.04 %
HTML Content Size 1.5 MB 1.5 MB 1.5 MB 1.5 MB 1.5 MB1.5 MB1.5 MB110 B0.01 %
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 522.9 KB 527.2 KB 527.2 KB 527.2 KB 527.2 KB527.2 KB526.3 KB1.7 KB0.32 %
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 64636300.63 %
First Party Total Transfer Size 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB2.2 KB0.18 %
First Party Total Content Size 3.8 MB 3.8 MB 3.8 MB 3.8 MB 3.8 MB3.8 MB3.8 MB1.7 KB0.04 %