Metrics per run

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

Tested 2025-06-18 12:02:42 using Firefox 139.0.1 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 606 ms 447 ms 445 ms 429 ms 445 ms445 ms474 ms66 ms13.94 %
First Contentful Paint 1.134 s 1.169 s 982 ms 1.508 s 1.338 s1.169 s1.226 s181 ms14.74 %
Largest Contentful Paint 3.392 s 3.732 s 3.262 s 3.223 s 3.930 s3.392 s3.508 s277 ms7.89 %
Timing metrics
First Paint 1.540 s 1.585 s 1.391 s 1.525 s 1.727 s1.540 s1.554 s108 ms6.96 %
First Contentful Paint 1.134 s 1.169 s 982 ms 1.508 s 1.338 s1.169 s1.226 s181 ms14.74 %
Largest Contentful Paint 3.392 s 3.732 s 3.262 s 3.223 s 3.930 s3.392 s3.508 s277 ms7.89 %
Load Event End 3.516 s 3.451 s 3.193 s 3.354 s 3.590 s3.451 s3.421 s138 ms4.03 %
Server Response Time 153 ms 148 ms 125 ms 125 ms 125 ms125 ms135 ms13 ms9.31 %
TTFB 606 ms 447 ms 445 ms 429 ms 445 ms445 ms474 ms66 ms13.94 %
Page Load Time 3.515 s 3.451 s 3.193 s 3.354 s 3.590 s3.451 s3.421 s138 ms4.02 %
First Visual Change 1.600 s 1.633 s 1.466 s 1.600 s 1.767 s1.600 s1.613 s96 ms5.95 %
Last Visual Change 4.466 s 4.867 s 4.333 s 4.300 s 5.000 s4.466 s4.593 s286 ms6.24 %
Speed Index 1.943 s 2.029 s 1.817 s 1.912 s 2.169 s1.943 s1.974 s119 ms6.02 %
Visual Readiness 2.866 s 3.234 s 2.867 s 2.700 s 3.233 s2.867 s2.980 s216 ms7.24 %
Visual Complete 95 3.433 s 3.733 s 3.300 s 3.166 s 3.933 s3.433 s3.513 s282 ms8.02 %
Visual Complete 99 3.433 s 3.733 s 3.400 s 3.266 s 3.933 s3.433 s3.553 s244 ms6.86 %
CPU metrics
Browser metrics
CPU benchmark score 51 ms 52 ms 52 ms 51 ms 51 ms51 ms51 ms0 ms0.95 %
Page metrics
DOM elements 18825 18825 18825 18825 18825188251882500.00 %
Document height 65009 65009 65009 65009 65009650096500900.00 %
Total Requests 113 112 112 112 11311211200.44 %
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 2.0 MB 2.0 MB 2.0 MB 2.0 MB 2.0 MB2.0 MB2.0 MB211 B0.01 %
HTML Transfer Size 293.1 KB 293.1 KB 293.1 KB 293.1 KB 293.1 KB293.1 KB293.1 KB0 b0.00 %
JavaScript Transfer Size 294.3 KB 294.3 KB 294.3 KB 294.3 KB 294.3 KB294.3 KB294.3 KB10 B0.00 %
CSS Transfer Size 27.0 KB 27.0 KB 27.0 KB 27.0 KB 27.0 KB27.0 KB27.0 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 2.0 KB 2.0 KB 2.0 KB 2.0 KB 2.0 KB2.0 KB2.0 KB0 b0.00 %
SVG Transfer Size 39.3 KB 39.5 KB 39.3 KB 39.3 KB 39.3 KB39.3 KB39.3 KB76 B0.19 %
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 113 112 112 112 11311211200.44 %
First Party Total Transfer Size 2.0 MB 2.0 MB 2.0 MB 2.0 MB 2.0 MB2.0 MB2.0 MB211 B0.01 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %