Metrics per run

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

Tested 2026-06-23 06:07:03 using Firefox 151.0.3 (runtime settings)

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 416 ms 415 ms 419 ms 418 ms 420 ms418 ms418 ms2 ms0.44 %
Largest Contentful Paint 2.647 s 2.390 s 2.374 s 2.508 s 2.292 s2.390 s2.442 s123 ms5.06 %
Timing metrics
First Paint 1.402 s 1.449 s 1.413 s 1.483 s 1.438 s1.438 s1.437 s29 ms1.98 %
Largest Contentful Paint 2.647 s 2.390 s 2.374 s 2.508 s 2.292 s2.390 s2.442 s123 ms5.06 %
Load Event End 2.650 s 2.579 s 2.615 s 2.784 s 2.660 s2.650 s2.658 s69 ms2.61 %
Server Response Time 112 ms 112 ms 112 ms 112 ms 112 ms112 ms112 ms0 ms0.00 %
TTFB 416 ms 415 ms 419 ms 418 ms 420 ms418 ms418 ms2 ms0.44 %
Page Load Time 2.650 s 2.579 s 2.615 s 2.783 s 2.659 s2.650 s2.657 s69 ms2.60 %
First Visual Change 1.434 s 1.500 s 1.467 s 1.533 s 1.467 s1.467 s1.480 s34 ms2.27 %
Last Visual Change 3.967 s 4.000 s 4.033 s 4.100 s 4.200 s4.033 s4.060 s83 ms2.04 %
Speed Index 1.765 s 1.820 s 1.798 s 1.852 s 1.794 s1.798 s1.806 s29 ms1.61 %
Visual Readiness 2.533 s 2.500 s 2.566 s 2.567 s 2.733 s2.566 s2.580 s80 ms3.12 %
Visual Complete 95 2.934 s 3.000 s 3.033 s 3.067 s 3.133 s3.033 s3.033 s66 ms2.19 %
Visual Complete 99 2.934 s 3.000 s 3.033 s 3.067 s 3.133 s3.033 s3.033 s66 ms2.19 %
CPU metrics
Browser metrics
CPU benchmark score 80 ms 81 ms 81 ms 79 ms 80 ms80 ms80 ms1 ms0.93 %
Page metrics
DOM elements 22328 22328 22328 22328 22328223282232800.00 %
Document height 50848 50848 50848 50848 50848508485084800.00 %
Total Requests 67 67 67 67 67676700.00 %
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 1.4 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB5.3 KB0.37 %
HTML Transfer Size 265.9 KB 265.8 KB 265.8 KB 265.9 KB 265.9 KB265.9 KB265.9 KB36 B0.01 %
JavaScript Transfer Size 311.6 KB 311.2 KB 311.2 KB 311.6 KB 311.6 KB311.6 KB311.4 KB217 B0.07 %
CSS Transfer Size 29.0 KB 28.8 KB 28.8 KB 29.0 KB 29.0 KB29.0 KB28.9 KB72 B0.24 %
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 2.1 KB 2.1 KB2.1 KB2.0 KB36 B1.73 %
Plain Transfer Size 1.0 KB 973 B 973 B 1.0 KB 1.0 KB1.0 KB1017 B36 B3.55 %
SVG Transfer Size 90.6 KB 89.3 KB 89.3 KB 90.5 KB 90.5 KB90.5 KB90.0 KB650 B0.70 %
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 67 67 67 67676700.00 %
First Party Total Transfer Size 1.4 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB5.3 KB0.37 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %