Metrics per run

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

Tested 2025-09-17 18:44:16 using Firefox 142.0.1 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 595 ms 515 ms 554 ms 514 ms 607 ms554 ms557 ms39 ms6.98 %
First Contentful Paint 1.761 s 1.694 s 1.694 s 1.711 s 1.779 s1.711 s1.728 s35 ms2.05 %
Largest Contentful Paint 3.200 s 2.153 s 2.695 s 1.715 s 1.784 s2.153 s2.309 s565 ms24.46 %
Interaction to Next Paint 328 ms NaN s NaN s NaN s 304 ms316 ms316 ms12 ms3.80 %
Timing metrics
First Paint 1.776 s 1.697 s 1.697 s 1.714 s 1.784 s1.714 s1.734 s38 ms2.22 %
First Contentful Paint 1.761 s 1.694 s 1.694 s 1.711 s 1.779 s1.711 s1.728 s35 ms2.05 %
Largest Contentful Paint 3.200 s 2.153 s 2.695 s 1.715 s 1.784 s2.153 s2.309 s565 ms24.46 %
Load Event End 3.528 s 2.415 s 3.035 s 3.065 s 3.369 s3.065 s3.082 s382 ms12.38 %
Server Response Time 183 ms 195 ms 195 ms 195 ms 233 ms195 ms200 ms17 ms8.51 %
TTFB 595 ms 515 ms 554 ms 514 ms 607 ms554 ms557 ms39 ms6.98 %
Page Load Time 3.528 s 2.415 s 3.035 s 3.065 s 3.369 s3.065 s3.082 s382 ms12.38 %
First Visual Change 1.833 s 1.733 s 1.767 s 1.767 s 1.833 s1.767 s1.787 s40 ms2.23 %
Last Visual Change 4.933 s 4.600 s 4.500 s 4.733 s 4.733 s4.733 s4.700 s146 ms3.10 %
Speed Index 2.225 s 1.969 s 2.127 s 2.067 s 2.145 s2.127 s2.107 s85 ms4.05 %
Visual Readiness 3.100 s 2.867 s 2.733 s 2.966 s 2.900 s2.900 s2.913 s120 ms4.13 %
Visual Complete 95 4.267 s 3.567 s 3.900 s 4.167 s 4.533 s4.167 s4.087 s330 ms8.06 %
Visual Complete 99 4.567 s 3.567 s 4.167 s 4.233 s 4.667 s4.233 s4.240 s387 ms9.12 %
CPU metrics
Browser metrics
CPU benchmark score 51 ms 52 ms 52 ms 52 ms 54 ms52 ms52 ms1 ms1.88 %
Page metrics
DOM elements 21576 21565 21576 21576 21576215762157440.02 %
Document height 63290 63290 63290 63290 63290632906329000.00 %
Total Requests 102 100 102 102 10210210210.79 %
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 MB14.7 KB1.01 %
HTML Transfer Size 297.1 KB 297.1 KB 297.1 KB 297.1 KB 297.1 KB297.1 KB297.1 KB0 b0.00 %
JavaScript Transfer Size 289.8 KB 289.8 KB 289.8 KB 289.8 KB 289.8 KB289.8 KB289.8 KB0 b0.00 %
CSS Transfer Size 27.8 KB 27.8 KB 27.8 KB 27.8 KB 27.8 KB27.8 KB27.8 KB1 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 %
JSON Transfer Size 2.4 KB N/A 2.4 KB 2.4 KB 2.4 KB2.4 KB2.4 KB0 b0.00 %
SVG Transfer Size 40.2 KB 40.2 KB 40.2 KB 40.2 KB 40.2 KB40.2 KB40.2 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 %
JSON Content Size 0 b N/A 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 102 100 102 102 10210210210.79 %
First Party Total Transfer Size 1.4 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB14.7 KB1.01 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %