Metrics per run

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

Tested 2026-06-22 03:27:29 using Firefox 151.0.3 (runtime settings)

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 418 ms 420 ms 417 ms 418 ms 416 ms418 ms418 ms1 ms0.32 %
Largest Contentful Paint 1.848 s 2.391 s 2.397 s 1.898 s 2.374 s2.374 s2.182 s253 ms11.58 %
Timing metrics
First Paint 1.387 s 1.396 s 1.508 s 1.338 s 1.419 s1.396 s1.410 s56 ms3.96 %
Largest Contentful Paint 1.848 s 2.391 s 2.397 s 1.898 s 2.374 s2.374 s2.182 s253 ms11.58 %
Load Event End 2.717 s 2.534 s 2.331 s 2.491 s 2.639 s2.534 s2.542 s132 ms5.19 %
Server Response Time 112 ms 112 ms 112 ms 112 ms 112 ms112 ms112 ms0 ms0.00 %
TTFB 418 ms 420 ms 417 ms 418 ms 416 ms418 ms418 ms1 ms0.32 %
Page Load Time 2.716 s 2.534 s 2.331 s 2.490 s 2.638 s2.534 s2.542 s132 ms5.18 %
First Visual Change 1.433 s 1.467 s 1.533 s 1.400 s 1.467 s1.467 s1.460 s44 ms3.03 %
Last Visual Change 4.100 s 4.000 s 4.133 s 4.067 s 4.100 s4.100 s4.080 s45 ms1.11 %
Speed Index 1.697 s 1.791 s 1.851 s 1.675 s 1.796 s1.791 s1.762 s66 ms3.74 %
Visual Readiness 2.667 s 2.533 s 2.600 s 2.667 s 2.633 s2.633 s2.620 s50 ms1.91 %
Visual Complete 95 3.067 s 2.967 s 3.100 s 3.000 s 3.033 s3.033 s3.033 s47 ms1.55 %
Visual Complete 99 3.067 s 2.967 s 3.100 s 3.000 s 3.033 s3.033 s3.033 s47 ms1.55 %
CPU metrics
Browser metrics
CPU benchmark score 77 ms 80 ms 78 ms 79 ms 77 ms78 ms78 ms1 ms1.49 %
Page metrics
DOM elements 22328 22328 22328 22328 22328223282232800.00 %
Document height 50848 50848 50848 50848 50848508485084800.00 %
Total Requests 67 66 67 67 67676700.60 %
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 1.4 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB1.2 KB0.08 %
HTML Transfer Size 265.9 KB 265.8 KB 265.8 KB 265.8 KB 265.9 KB265.8 KB265.9 KB37 B0.01 %
JavaScript Transfer Size 311.9 KB 311.6 KB 311.5 KB 311.5 KB 311.9 KB311.6 KB311.7 KB208 B0.07 %
CSS Transfer Size 29.0 KB 28.8 KB 28.8 KB 28.8 KB 29.0 KB28.8 KB28.9 KB73 B0.25 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 2.1 KB 2.0 KB 2.0 KB 2.0 KB 2.1 KB2.0 KB2.0 KB37 B1.77 %
Plain Transfer Size 1.0 KB 973 B 973 B 973 B 1.0 KB973 B1003 B37 B3.66 %
SVG Transfer Size 90.5 KB 89.2 KB 89.0 KB 89.2 KB 90.5 KB89.2 KB89.7 KB696 B0.76 %
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 %
Plain 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 67 66 67 67 67676700.60 %
First Party Total Transfer Size 1.4 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB1.2 KB0.08 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %