Metrics per run

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

Tested 2025-04-27 06:21:08 using Firefox 137.0 (script).(runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 127 ms 118 ms 120 ms 120 ms 129 ms120 ms123 ms4 ms3.55 %
First Contentful Paint 491 ms 524 ms 881 ms 541 ms 524 ms524 ms592 ms145 ms24.54 %
Largest Contentful Paint 815 ms 866 ms 883 ms 869 ms 869 ms869 ms860 ms23 ms2.73 %
Timing metrics
First Paint 809 ms 847 ms 882 ms 869 ms 851 ms851 ms852 ms25 ms2.91 %
First Contentful Paint 491 ms 524 ms 881 ms 541 ms 524 ms524 ms592 ms145 ms24.54 %
Largest Contentful Paint 815 ms 866 ms 883 ms 869 ms 869 ms869 ms860 ms23 ms2.73 %
Load Event End 1.747 s 1.770 s 1.759 s 1.936 s 1.761 s1.761 s1.795 s71 ms3.96 %
Server Response Time 119 ms 111 ms 113 ms 113 ms 121 ms113 ms115 ms4 ms3.36 %
TTFB 127 ms 118 ms 120 ms 120 ms 129 ms120 ms123 ms4 ms3.55 %
Page Load Time 1.746 s 1.769 s 1.758 s 1.935 s 1.760 s1.760 s1.794 s71 ms3.96 %
First Visual Change 833 ms 866 ms 900 ms 900 ms 900 ms900 ms880 ms27 ms3.05 %
Last Visual Change 2.833 s 2.900 s 2.866 s 2.866 s 3.033 s2.866 s2.900 s70 ms2.41 %
Speed Index 862 ms 898 ms 930 ms 930 ms 929 ms929 ms910 ms27 ms2.95 %
Visual Readiness 2.000 s 2.034 s 1.966 s 1.966 s 2.133 s2.000 s2.020 s62 ms3.07 %
Visual Complete 95 833 ms 900 ms 900 ms 900 ms 900 ms900 ms887 ms27 ms3.02 %
Visual Complete 99 1.733 s 1.766 s 1.966 s 1.966 s 1.766 s1.766 s1.839 s104 ms5.66 %
CPU metrics
Browser metrics
CPU benchmark score 77 ms 76 ms 51 ms 77 ms 51 ms76 ms66 ms13 ms18.94 %
Page metrics
DOM elements 21462 21462 21462 21462 21463214622146200.00 %
Document height 62251 62251 62251 62251 62251622516225100.00 %
Total Requests 86 86 86 86 86868600.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 1 1 1 1 11100.00 %
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 MB381 B0.03 %
HTML Transfer Size 294.5 KB 294.5 KB 294.5 KB 294.5 KB 294.5 KB294.5 KB294.5 KB0 b0.00 %
JavaScript Transfer Size 76.6 KB 76.6 KB 76.6 KB 76.6 KB 76.6 KB76.6 KB76.6 KB0 b0.00 %
CSS Transfer Size 23.7 KB 23.7 KB 24.7 KB 23.7 KB 23.7 KB23.7 KB23.9 KB380 B1.55 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
SVG Transfer Size 9.4 KB 9.4 KB 9.4 KB 9.4 KB 9.4 KB9.4 KB9.4 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 %
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 86 86 86 86 86868600.00 %
First Party Total Transfer Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB381 B0.03 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %