Metrics per run

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

Tested 2025-01-18 00:48:50 using Firefox 133.0 (script).(runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 120 ms 120 ms 120 ms 121 ms 120 ms120 ms120 ms0 ms0.33 %
First Contentful Paint 745 ms 474 ms 728 ms 457 ms 457 ms474 ms572 ms134 ms23.49 %
Largest Contentful Paint 747 ms 786 ms 771 ms 766 ms 748 ms766 ms764 ms15 ms1.93 %
Interaction to Next Paint 267.92 ms NaN s 281.68 ms 110.44 ms NaN s268 ms220 ms78 ms35.31 %
Timing metrics
First Paint 747 ms 762 ms 742 ms 743 ms 737 ms743 ms746 ms9 ms1.14 %
First Contentful Paint 745 ms 474 ms 728 ms 457 ms 457 ms474 ms572 ms134 ms23.49 %
Largest Contentful Paint 747 ms 786 ms 771 ms 766 ms 748 ms766 ms764 ms15 ms1.93 %
Load Event End 1.447 s 1.115 s 1.418 s 1.397 s 1.466 s1.418 s1.369 s129 ms9.43 %
Server Response Time 112 ms 112 ms 112 ms 113 ms 112 ms112 ms112 ms0 ms0.36 %
TTFB 120 ms 120 ms 120 ms 121 ms 120 ms120 ms120 ms0 ms0.33 %
Page Load Time 1.446 s 1.115 s 1.417 s 1.396 s 1.465 s1.417 s1.368 s129 ms9.40 %
First Visual Change 800 ms 833 ms 800 ms 800 ms 800 ms800 ms807 ms13 ms1.64 %
Last Visual Change 2.600 s 2.466 s 2.500 s 2.533 s 2.433 s2.500 s2.506 s57 ms2.29 %
Speed Index 823 ms 856 ms 823 ms 823 ms 820 ms823 ms829 ms14 ms1.63 %
Visual Readiness 1.800 s 1.633 s 1.700 s 1.733 s 1.633 s1.700 s1.700 s63 ms3.73 %
Visual Complete 95 800 ms 866 ms 833 ms 833 ms 800 ms833 ms826 ms25 ms2.99 %
Visual Complete 99 1.400 s 1.333 s 1.200 s 1.233 s 1.266 s1.266 s1.286 s72 ms5.59 %
CPU metrics
Browser metrics
CPU benchmark score 52 ms 84 ms 77 ms 77 ms 52 ms77 ms68 ms14 ms19.93 %
Page metrics
DOM elements 21406 21407 21408 21406 21407214072140710.00 %
Document height 62393 62393 62393 62393 62393623936239300.00 %
Total Requests 84 85 85 85 85858500.47 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 1 1 1 1 11100.00 %
CSS Requests 1 2 2 2 222022.22 %
Font Requests 0 0 0 0 00000.00 %
HTTP Errors 0 0 0 0 0000N/A
Total Transfer Size 957.6 KB 957.6 KB 957.6 KB 957.6 KB 956.5 KB957.6 KB957.4 KB450 B0.05 %
HTML Transfer Size 292.0 KB 292.0 KB 292.0 KB 292.0 KB 292.0 KB292.0 KB292.0 KB0 b0.00 %
JavaScript Transfer Size 72.4 KB 72.4 KB 72.4 KB 72.4 KB 72.4 KB72.4 KB72.4 KB0 b0.00 %
CSS Transfer Size 24.0 KB 24.0 KB 24.0 KB 24.0 KB 24.0 KB24.0 KB24.0 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
SVG Transfer Size 9.4 KB 9.4 KB 9.4 KB 9.4 KB 9.4 KB9.4 KB9.4 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 %
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 84 85 85 85 85858500.47 %
First Party Total Transfer Size 957.6 KB 957.6 KB 957.6 KB 957.6 KB 956.5 KB957.6 KB957.4 KB450 B0.05 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %