Metrics per run

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

Tested 2025-04-05 21:04:45 using Firefox 136.0 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 513 ms 494 ms 515 ms 514 ms 495 ms513 ms506 ms10 ms1.89 %
First Contentful Paint 1.626 s 1.321 s 1.338 s 1.626 s 1.576 s1.576 s1.497 s138 ms9.24 %
Largest Contentful Paint 1.934 s 2.017 s 2.017 s 1.633 s 1.588 s1.934 s1.838 s189 ms10.26 %
Interaction to Next Paint 270.96 ms 294.06 ms 278.86 ms 311.74 ms 257.56 ms279 ms283 ms19 ms6.63 %
Timing metrics
First Paint 1.632 s 1.601 s 1.602 s 1.633 s 1.588 s1.602 s1.611 s18 ms1.12 %
First Contentful Paint 1.626 s 1.321 s 1.338 s 1.626 s 1.576 s1.576 s1.497 s138 ms9.24 %
Largest Contentful Paint 1.934 s 2.017 s 2.017 s 1.633 s 1.588 s1.934 s1.838 s189 ms10.26 %
Load Event End 2.198 s 2.215 s 2.202 s 2.177 s 2.219 s2.202 s2.202 s15 ms0.67 %
Server Response Time 194 ms 193 ms 194 ms 194 ms 194 ms194 ms194 ms0 ms0.21 %
TTFB 513 ms 494 ms 515 ms 514 ms 495 ms513 ms506 ms10 ms1.89 %
Page Load Time 2.198 s 2.214 s 2.201 s 2.177 s 2.218 s2.201 s2.202 s14 ms0.66 %
First Visual Change 1.700 s 1.666 s 1.666 s 1.700 s 1.633 s1.666 s1.673 s25 ms1.50 %
Last Visual Change 4.200 s 4.233 s 4.166 s 4.166 s 4.166 s4.166 s4.186 s27 ms0.64 %
Speed Index 1.752 s 1.725 s 1.725 s 1.737 s 1.672 s1.725 s1.722 s27 ms1.57 %
Visual Readiness 2.500 s 2.567 s 2.500 s 2.466 s 2.533 s2.500 s2.513 s34 ms1.36 %
Visual Complete 95 1.900 s 1.933 s 1.933 s 1.700 s 1.633 s1.900 s1.820 s128 ms7.01 %
Visual Complete 99 3.066 s 3.100 s 3.066 s 3.033 s 3.066 s3.066 s3.066 s21 ms0.69 %
CPU metrics
Browser metrics
CPU benchmark score 51 ms 51 ms 52 ms 51 ms 51 ms51 ms51 ms0 ms0.78 %
Page metrics
DOM elements 21483 21483 21483 21483 21483214832148300.00 %
Document height 61921 61921 61921 61921 61921619216192100.00 %
Total Requests 96 96 96 96 96969600.00 %
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 1.3 MB 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB6 B0.00 %
HTML Transfer Size 295.9 KB 295.9 KB 295.9 KB 295.9 KB 295.9 KB295.9 KB295.9 KB0 b0.00 %
JavaScript Transfer Size 286.8 KB 286.7 KB 286.7 KB 286.7 KB 286.7 KB286.7 KB286.7 KB8 B0.00 %
CSS Transfer Size 26.8 KB 26.8 KB 26.8 KB 26.8 KB 26.8 KB26.8 KB26.8 KB0 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 %
SVG Transfer Size 33.4 KB 33.4 KB 33.4 KB 33.4 KB 33.4 KB33.4 KB33.4 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 %
Favicon 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 96 96 96 96 96969600.00 %
First Party Total Transfer Size 1.3 MB 1.3 MB 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB6 B0.00 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %