Metrics per run

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

Tested 2025-02-20 15:11:47 using Firefox 135.0 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 513 ms 496 ms 525 ms 523 ms 523 ms523 ms516 ms11 ms2.10 %
First Contentful Paint 948 ms 932 ms 982 ms 982 ms 965 ms965 ms962 ms20 ms2.03 %
Largest Contentful Paint 2.406 s 2.441 s 2.543 s 2.577 s 2.542 s2.542 s2.502 s66 ms2.64 %
Timing metrics
First Paint 1.238 s 1.231 s 1.265 s 1.266 s 1.258 s1.258 s1.252 s14 ms1.15 %
First Contentful Paint 948 ms 932 ms 982 ms 982 ms 965 ms965 ms962 ms20 ms2.03 %
Largest Contentful Paint 2.406 s 2.441 s 2.543 s 2.577 s 2.542 s2.542 s2.502 s66 ms2.64 %
Load Event End 2.395 s 2.428 s 2.296 s 2.338 s 2.299 s2.338 s2.351 s52 ms2.23 %
Server Response Time 195 ms 195 ms 205 ms 203 ms 202 ms202 ms200 ms4 ms2.10 %
TTFB 513 ms 496 ms 525 ms 523 ms 523 ms523 ms516 ms11 ms2.10 %
Page Load Time 2.394 s 2.427 s 2.296 s 2.335 s 2.299 s2.335 s2.350 s52 ms2.22 %
First Visual Change 1.333 s 1.333 s 1.366 s 1.366 s 1.366 s1.366 s1.353 s16 ms1.20 %
Last Visual Change 3.400 s 3.433 s 3.533 s 3.566 s 3.533 s3.533 s3.493 s64 ms1.85 %
Speed Index 1.542 s 1.540 s 1.583 s 1.589 s 1.584 s1.583 s1.568 s22 ms1.39 %
Visual Readiness 2.067 s 2.100 s 2.167 s 2.200 s 2.167 s2.167 s2.140 s49 ms2.29 %
Visual Complete 95 2.400 s 2.433 s 2.533 s 2.566 s 2.533 s2.533 s2.493 s64 ms2.59 %
Visual Complete 99 2.433 s 2.433 s 2.566 s 2.600 s 2.566 s2.566 s2.520 s72 ms2.85 %
CPU metrics
Browser metrics
CPU benchmark score 77 ms 77 ms 77 ms 76 ms 77 ms77 ms77 ms0 ms0.52 %
Page metrics
DOM elements 22562 22562 22562 22562 22562225622256200.00 %
Document height 51857 51857 51857 51857 51857518575185700.00 %
Total Requests 69 69 69 69 69696900.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 8 8 8 8 88800.00 %
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 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB1 B0.00 %
HTML Transfer Size 266.1 KB 266.1 KB 266.1 KB 266.1 KB 266.1 KB266.1 KB266.1 KB0 b0.00 %
JavaScript Transfer Size 283.9 KB 283.9 KB 283.9 KB 283.9 KB 283.9 KB283.9 KB283.9 KB0 b0.00 %
CSS Transfer Size 26.4 KB 26.4 KB 26.4 KB 26.4 KB 26.4 KB26.4 KB26.4 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.9 KB 1.9 KB 1.9 KB 1.9 KB 1.9 KB1.9 KB1.9 KB0 b0.00 %
SVG Transfer Size 39.3 KB 39.3 KB 39.3 KB 39.3 KB 39.3 KB39.3 KB39.3 KB0 b0.00 %
Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
HTML Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
JavaScript Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
CSS Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Image Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Font Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
SVG Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 69 69 69 69 69696900.00 %
First Party Total Transfer Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB1 B0.00 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %