Metrics per run

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

Tested 2025-04-27 07:43:13 using Firefox 137.0 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 513 ms 513 ms 496 ms 496 ms 494 ms496 ms502 ms9 ms1.73 %
First Contentful Paint 1.576 s 1.559 s 1.304 s 1.559 s 1.525 s1.559 s1.505 s102 ms6.76 %
Largest Contentful Paint 2.187 s 1.581 s 2.513 s 2.270 s 2.187 s2.187 s2.148 s307 ms14.32 %
Interaction to Next Paint 236.42 ms 248.22 ms 251.1 ms 238.18 ms 249.32 ms248 ms245 ms6 ms2.49 %
Timing metrics
First Paint 1.582 s 1.562 s 1.535 s 1.564 s 1.537 s1.562 s1.556 s18 ms1.14 %
First Contentful Paint 1.576 s 1.559 s 1.304 s 1.559 s 1.525 s1.559 s1.505 s102 ms6.76 %
Largest Contentful Paint 2.187 s 1.581 s 2.513 s 2.270 s 2.187 s2.187 s2.148 s307 ms14.32 %
Load Event End 2.231 s 3.159 s 3.025 s 2.215 s 2.186 s2.231 s2.563 s434 ms16.93 %
Server Response Time 194 ms 194 ms 194 ms 194 ms 193 ms194 ms194 ms0 ms0.21 %
TTFB 513 ms 513 ms 496 ms 496 ms 494 ms496 ms502 ms9 ms1.73 %
Page Load Time 2.231 s 3.158 s 3.025 s 2.215 s 2.186 s2.231 s2.563 s434 ms16.93 %
First Visual Change 1.666 s 1.633 s 1.600 s 1.633 s 1.600 s1.633 s1.626 s25 ms1.52 %
Last Visual Change 4.200 s 4.400 s 4.400 s 4.166 s 3.933 s4.200 s4.220 s173 ms4.11 %
Speed Index 1.741 s 1.676 s 1.712 s 1.715 s 1.685 s1.712 s1.706 s23 ms1.36 %
Visual Readiness 2.534 s 2.767 s 2.800 s 2.533 s 2.333 s2.534 s2.593 s172 ms6.63 %
Visual Complete 95 2.200 s 1.633 s 2.533 s 2.300 s 2.200 s2.200 s2.173 s296 ms13.63 %
Visual Complete 99 3.033 s 3.200 s 3.033 s 3.033 s 2.800 s3.033 s3.020 s128 ms4.22 %
CPU metrics
Browser metrics
CPU benchmark score 51 ms 51 ms 51 ms 51 ms 51 ms51 ms51 ms0 ms0.00 %
Page metrics
DOM elements 21461 21460 21461 21461 21461214612146100.00 %
Document height 62251 62251 62251 62251 62251622516225100.00 %
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 MB1.8 KB0.13 %
HTML Transfer Size 294.9 KB 294.9 KB 294.9 KB 294.9 KB 294.9 KB294.9 KB294.9 KB0 b0.00 %
JavaScript Transfer Size 286.9 KB 286.9 KB 286.9 KB 286.9 KB 286.9 KB286.9 KB286.9 KB0 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 MB1.8 KB0.13 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %