Metrics per run

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

Tested 2025-08-26 14:25:31 using Chrome 138.0.7204.168 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 488 ms 487 ms 488 ms 487 ms 487 ms487 ms487 ms0 ms0.10 %
First Contentful Paint 1.292 s 1.288 s 1.300 s 1.284 s 1.284 s1.288 s1.290 s6 ms0.46 %
Largest Contentful Paint 1.292 s 1.288 s 1.300 s 1.284 s 1.284 s1.288 s1.290 s6 ms0.46 %
Interaction to Next Paint 104 ms NaN s 104 ms NaN s NaN s104 ms104 ms0 ms0.00 %
Total Blocking Time 243 ms 243 ms 219 ms 230 ms 245 ms243 ms236 ms10 ms4.25 %
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
Timing metrics
First Paint 1.292 s 1.288 s 1.300 s 1.284 s 1.284 s1.288 s1.290 s6 ms0.46 %
First Contentful Paint 1.292 s 1.288 s 1.300 s 1.284 s 1.284 s1.288 s1.290 s6 ms0.46 %
Largest Contentful Paint 1.292 s 1.288 s 1.300 s 1.284 s 1.284 s1.288 s1.290 s6 ms0.46 %
Load Event End 1.997 s 1.990 s 1.984 s 2.020 s 1.984 s1.990 s1.995 s13 ms0.67 %
Server Response Time 519 ms 519 ms 520 ms 519 ms 519 ms519 ms519 ms0 ms0.08 %
TTFB 488 ms 487 ms 488 ms 487 ms 487 ms487 ms487 ms0 ms0.10 %
Page Load Time 1.997 s 1.990 s 1.984 s 2.020 s 1.984 s1.990 s1.995 s13 ms0.67 %
First Visual Change 1.300 s 1.300 s 1.300 s 1.266 s 1.266 s1.300 s1.286 s17 ms1.29 %
Last Visual Change 2.700 s 2.666 s 2.633 s 2.666 s 2.666 s2.666 s2.666 s21 ms0.79 %
Speed Index 1.336 s 1.332 s 1.335 s 1.301 s 1.303 s1.332 s1.321 s16 ms1.20 %
Visual Readiness 1.400 s 1.366 s 1.333 s 1.400 s 1.400 s1.400 s1.380 s27 ms1.95 %
Visual Complete 95 1.366 s 1.333 s 1.366 s 1.300 s 1.333 s1.333 s1.340 s25 ms1.84 %
Visual Complete 99 2.566 s 2.600 s 2.566 s 2.600 s 2.566 s2.566 s2.580 s17 ms0.65 %
CPU metrics
Total Blocking Time 243 ms 243 ms 219 ms 230 ms 245 ms243 ms236 ms10 ms4.25 %
Max Potential FID 136 ms 148 ms 136 ms 134 ms 145 ms136 ms140 ms6 ms4.01 %
Number of Long Tasks 6 6 6 6 66600.00 %
Total Duration of Long Tasks 870 ms 868 ms 856 ms 861 ms 868 ms868 ms865 ms5 ms0.61 %
Browser metrics
CPU benchmark score 33 ms 33 ms 34 ms 33 ms 33 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 20836 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 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB2.4 KB0.19 %
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 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 28.6 KB 28.6 KB28.6 KB28.6 KB0 b0.00 %
Total Content Size 3.8 MB 3.8 MB 3.8 MB 3.8 MB 3.8 MB3.8 MB3.8 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 556.9 KB 556.9 KB 552.0 KB 552.0 KB 552.0 KB552.0 KB554.0 KB2.4 KB0.44 %
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 MB2.4 KB0.19 %
First Party Total Content Size 3.8 MB 3.8 MB 3.8 MB 3.8 MB 3.8 MB3.8 MB3.8 MB2.4 KB0.06 %