Metrics per run

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

Tested 2026-03-28 03:53:18 using Firefox 148.0.2 (script).(runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 202 ms 195 ms 120 ms 120 ms 120 ms120 ms151 ms39 ms25.44 %
First Contentful Paint 906 ms 959 ms 999 ms 999 ms 1.010 s999 ms975 ms38 ms3.95 %
Largest Contentful Paint 919 ms 967 ms 999 ms 999 ms 1.010 s999 ms979 ms33 ms3.39 %
Timing metrics
First Paint 905 ms 958 ms 998 ms 999 ms 1.010 s998 ms974 ms39 ms3.98 %
First Contentful Paint 906 ms 959 ms 999 ms 999 ms 1.010 s999 ms975 ms38 ms3.95 %
Largest Contentful Paint 919 ms 967 ms 999 ms 999 ms 1.010 s999 ms979 ms33 ms3.39 %
Load Event End 1.699 s 1.835 s 1.834 s 1.897 s 1.860 s1.835 s1.825 s67 ms3.67 %
Server Response Time 196 ms 188 ms 113 ms 113 ms 113 ms113 ms145 ms39 ms26.82 %
TTFB 202 ms 195 ms 120 ms 120 ms 120 ms120 ms151 ms39 ms25.44 %
Page Load Time 1.698 s 1.835 s 1.833 s 1.897 s 1.859 s1.835 s1.824 s67 ms3.69 %
First Visual Change 966 ms 1.000 s 1.033 s 1.033 s 1.033 s1.033 s1.013 s27 ms2.64 %
Last Visual Change 3.166 s 3.200 s 3.200 s 3.166 s 3.233 s3.200 s3.193 s25 ms0.79 %
Speed Index 1.001 s 1.037 s 1.067 s 1.070 s 1.070 s1.067 s1.049 s27 ms2.58 %
Visual Readiness 2.200 s 2.200 s 2.167 s 2.133 s 2.200 s2.200 s2.180 s27 ms1.23 %
Visual Complete 95 966 ms 1.000 s 1.033 s 1.033 s 1.033 s1.033 s1.013 s27 ms2.64 %
Visual Complete 99 1.700 s 1.833 s 1.833 s 1.900 s 1.866 s1.833 s1.826 s68 ms3.72 %
CPU metrics
Browser metrics
CPU benchmark score 51 ms 52 ms 51 ms 76 ms 77 ms52 ms61 ms12 ms20.10 %
Page metrics
DOM elements 23098 23098 23099 23098 23098230982309800.00 %
Document height 64769 64769 64769 64769 64769647696476900.00 %
Total Requests 92 95 92 92 94929311.36 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 2 3 2 2 222018.18 %
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 MB442 B0.04 %
HTML Transfer Size 318.5 KB 318.5 KB 318.5 KB 318.5 KB 318.5 KB318.5 KB318.5 KB0 b0.00 %
JavaScript Transfer Size 72.7 KB 73.8 KB 72.7 KB 72.7 KB 72.7 KB72.7 KB73.0 KB442 B0.59 %
CSS Transfer Size 24.7 KB 24.7 KB 24.7 KB 24.7 KB 24.7 KB24.7 KB24.7 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Plain Transfer Size 973 B 973 B 973 B 973 B 973 B973 B973 B0 b0.00 %
SVG Transfer Size 23.3 KB 23.3 KB 23.3 KB 23.3 KB 23.3 KB23.3 KB23.3 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 %
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 92 95 92 92 94929311.36 %
First Party Total Transfer Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB442 B0.04 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %