Metrics per run

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

Tested 2026-05-26 06:02:43 using Firefox 150.0.2 (script).(runtime settings)

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 165 ms 112 ms 112 ms 110 ms 172 ms112 ms134 ms28 ms20.94 %
Largest Contentful Paint 1.036 s 1.016 s 951 ms 952 ms 915 ms952 ms974 ms45 ms4.61 %
Timing metrics
First Paint 1.023 s 1.015 s 939 ms 951 ms 872 ms951 ms960 ms55 ms5.75 %
Largest Contentful Paint 1.036 s 1.016 s 951 ms 952 ms 915 ms952 ms974 ms45 ms4.61 %
Load Event End 2.497 s 2.438 s 2.428 s 2.285 s 2.466 s2.438 s2.423 s73 ms3.01 %
Server Response Time 157 ms 104 ms 104 ms 102 ms 163 ms104 ms126 ms28 ms22.09 %
TTFB 165 ms 112 ms 112 ms 110 ms 172 ms112 ms134 ms28 ms20.94 %
Page Load Time 2.497 s 2.437 s 2.427 s 2.285 s 2.465 s2.437 s2.422 s73 ms3.01 %
First Visual Change 1.066 s 1.066 s 1.000 s 1.000 s 933 ms1.000 s1.013 s50 ms4.91 %
Last Visual Change 3.633 s 9.400 s 9.333 s 3.366 s 3.333 s3.633 s5.813 s2.903 s49.95 %
Speed Index 1.276 s 1.535 s 1.476 s 1.188 s 1.121 s1.276 s1.319 s161 ms12.20 %
Visual Readiness 2.567 s 8.334 s 8.333 s 2.366 s 2.400 s2.567 s4.800 s2.886 s60.12 %
Visual Complete 95 2.500 s 2.433 s 2.433 s 2.300 s 2.233 s2.433 s2.380 s98 ms4.12 %
Visual Complete 99 2.500 s 9.400 s 9.333 s 2.300 s 2.233 s2.500 s5.153 s3.441 s66.78 %
CPU metrics
Browser metrics
CPU benchmark score 80 ms 55 ms 82 ms 58 ms 81 ms80 ms71 ms12 ms16.93 %
Page metrics
DOM elements 23136 23136 23136 23137 23136231362313600.00 %
Document height 64682 64682 64682 64682 64682646826468200.00 %
Total Requests 93 93 94 93 93939300.43 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 3 3 4 3 333012.50 %
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 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB4.8 KB0.38 %
HTML Transfer Size 320.3 KB 320.3 KB 320.3 KB 320.3 KB 320.3 KB320.3 KB320.3 KB0 b0.00 %
JavaScript Transfer Size 76.2 KB 76.2 KB 77.3 KB 76.2 KB 76.2 KB76.2 KB76.4 KB441 B0.56 %
CSS Transfer Size 24.9 KB 24.9 KB 24.9 KB 25.9 KB 24.9 KB24.9 KB25.1 KB409 B1.59 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
SVG Transfer Size 23.3 KB 23.3 KB 23.3 KB 23.3 KB 23.3 KB23.3 KB23.3 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 93 93 94 93 93939300.43 %
First Party Total Transfer Size 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB4.8 KB0.38 %
First Party Total Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %