Metrics per run

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

Tested 2026-06-23 21:33:08 using Firefox 151.0.3 (runtime settings)

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 417 ms 417 ms 420 ms 417 ms 438 ms417 ms422 ms8 ms1.94 %
Largest Contentful Paint 1.577 s 2.187 s 1.631 s 2.325 s 2.238 s2.187 s1.992 s320 ms16.07 %
Timing metrics
First Paint 1.513 s 1.633 s 1.609 s 1.649 s 1.628 s1.628 s1.606 s48 ms3.01 %
Largest Contentful Paint 1.577 s 2.187 s 1.631 s 2.325 s 2.238 s2.187 s1.992 s320 ms16.07 %
Load Event End 2.132 s 2.294 s 2.291 s 2.461 s 2.342 s2.294 s2.304 s106 ms4.59 %
Server Response Time 112 ms 112 ms 112 ms 112 ms 112 ms112 ms112 ms0 ms0.00 %
TTFB 417 ms 417 ms 420 ms 417 ms 438 ms417 ms422 ms8 ms1.94 %
Page Load Time 2.132 s 2.293 s 2.291 s 2.460 s 2.342 s2.293 s2.304 s106 ms4.58 %
First Visual Change 1.533 s 1.667 s 1.667 s 1.700 s 1.667 s1.667 s1.647 s58 ms3.54 %
Last Visual Change 3.800 s 3.533 s 3.967 s 3.467 s 4.000 s3.800 s3.753 s219 ms5.83 %
Speed Index 1.708 s 1.841 s 1.859 s 1.873 s 1.909 s1.859 s1.838 s69 ms3.74 %
Visual Readiness 2.267 s 1.866 s 2.300 s 1.767 s 2.333 s2.267 s2.107 s240 ms11.38 %
Visual Complete 95 2.700 s 2.533 s 2.967 s 2.467 s 2.967 s2.700 s2.727 s210 ms7.71 %
Visual Complete 99 2.700 s 2.533 s 2.967 s 2.500 s 2.967 s2.700 s2.733 s202 ms7.41 %
CPU metrics
Browser metrics
CPU benchmark score 77 ms 77 ms 77 ms 80 ms 77 ms77 ms78 ms1 ms1.55 %
Page metrics
DOM elements 21228 21228 21228 21229 21228212282122800.00 %
Document height 56844 56844 56844 56844 56844568445684400.00 %
Total Requests 95 94 95 95 95959500.42 %
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 1.3 MB 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB4.0 KB0.30 %
HTML Transfer Size 293.3 KB 293.3 KB 293.3 KB 293.3 KB 293.3 KB293.3 KB293.3 KB36 B0.01 %
JavaScript Transfer Size 311.8 KB 311.5 KB 311.4 KB 311.8 KB 311.4 KB311.5 KB311.6 KB202 B0.06 %
CSS Transfer Size 29.4 KB 29.3 KB 29.3 KB 29.4 KB 29.3 KB29.3 KB29.3 KB71 B0.24 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 2.1 KB 2.0 KB 2.0 KB 2.1 KB 2.0 KB2.0 KB2.0 KB36 B1.73 %
Plain Transfer Size 1.0 KB 973 B 973 B 1.0 KB 973 B973 B1002 B36 B3.57 %
SVG Transfer Size 92.1 KB 90.7 KB 90.7 KB 91.9 KB 90.7 KB90.7 KB91.2 KB636 B0.68 %
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 95 94 95 95 95959500.42 %
First Party Total Transfer Size 1.3 MB 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB4.0 KB0.30 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %