Metrics per run

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

Tested 2026-03-27 03:01:08 using Firefox 148.0.2 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 427 ms 426 ms 427 ms 427 ms 411 ms427 ms424 ms6 ms1.49 %
First Contentful Paint 1.696 s 1.700 s 1.712 s 1.668 s 1.676 s1.696 s1.690 s16 ms0.95 %
Largest Contentful Paint 1.696 s 1.700 s 2.238 s 2.262 s 1.899 s1.899 s1.959 s249 ms12.70 %
Timing metrics
First Paint 1.695 s 1.699 s 1.712 s 1.667 s 1.675 s1.695 s1.690 s16 ms0.97 %
First Contentful Paint 1.696 s 1.700 s 1.712 s 1.668 s 1.676 s1.696 s1.690 s16 ms0.95 %
Largest Contentful Paint 1.696 s 1.700 s 2.238 s 2.262 s 1.899 s1.899 s1.959 s249 ms12.70 %
Load Event End 2.352 s 2.561 s 2.641 s 2.475 s 2.187 s2.475 s2.443 s160 ms6.55 %
Server Response Time 104 ms 104 ms 104 ms 104 ms 103 ms104 ms104 ms0 ms0.39 %
TTFB 427 ms 426 ms 427 ms 427 ms 411 ms427 ms424 ms6 ms1.49 %
Page Load Time 2.352 s 2.561 s 2.641 s 2.475 s 2.187 s2.475 s2.443 s160 ms6.55 %
First Visual Change 1.733 s 1.733 s 1.766 s 1.700 s 1.700 s1.733 s1.726 s25 ms1.43 %
Last Visual Change 3.467 s 3.733 s 3.800 s 3.833 s 10.033 s3.800 s4.973 s2.533 s50.94 %
Speed Index 1.766 s 1.764 s 1.838 s 1.790 s 1.892 s1.790 s1.810 s49 ms2.70 %
Visual Readiness 1.734 s 2.000 s 2.034 s 2.133 s 8.333 s2.034 s3.247 s2.547 s78.43 %
Visual Complete 95 1.733 s 1.733 s 2.233 s 2.266 s 1.900 s1.900 s1.973 s234 ms11.86 %
Visual Complete 99 2.533 s 2.367 s 2.400 s 2.766 s 10.033 s2.533 s4.020 s3.010 s74.88 %
CPU metrics
Browser metrics
CPU benchmark score 77 ms 77 ms 76 ms 76 ms 77 ms77 ms77 ms0 ms0.64 %
Page metrics
DOM elements 23094 23094 23094 23094 23094230942309400.00 %
Document height 64768 64768 64768 64768 64768647686476800.00 %
Total Requests 100 100 100 100 10010010000.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 7 7 7 7 77700.00 %
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 MB7 B0.00 %
HTML Transfer Size 319.0 KB 319.0 KB 319.0 KB 319.0 KB 319.0 KB319.0 KB319.0 KB0 b0.00 %
JavaScript Transfer Size 308.1 KB 308.1 KB 308.1 KB 308.1 KB 308.1 KB308.1 KB308.1 KB6 B0.00 %
CSS Transfer Size 28.3 KB 28.3 KB 28.3 KB 28.3 KB 28.3 KB28.3 KB28.3 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 %
Plain Transfer Size 973 B 973 B 973 B 973 B 973 B973 B973 B0 b0.00 %
SVG Transfer Size 81.9 KB 81.9 KB 81.9 KB 81.9 KB 81.9 KB81.9 KB81.9 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 %
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 100 100 100 100 10010010000.00 %
First Party Total Transfer Size 1.4 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB7 B0.00 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %