Metrics per run

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

Tested 2025-02-20 17:48:12 using Chrome 133.0.6943.53 (script).(runtime settings).

Side by side

Metric123MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 1.087 s 120 ms 119 ms120 ms442 ms456 ms103.19 %
First Contentful Paint 1.700 s 848 ms 480 ms848 ms1.009 s511 ms50.62 %
Largest Contentful Paint 2.116 s 1.148 s 840 ms1.148 s1.368 s544 ms39.74 %
Total Blocking Time 1.116 s 1.012 s 1.212 s1.116 s1.113 s82 ms7.34 %
Cumulative Layout Shift 0.295 0.295 0.2950.2950.29500.00 %
Timing metrics
First Paint 1.700 s 848 ms 480 ms848 ms1.009 s511 ms50.62 %
First Contentful Paint 1.700 s 848 ms 480 ms848 ms1.009 s511 ms50.62 %
Largest Contentful Paint 2.116 s 1.148 s 840 ms1.148 s1.368 s544 ms39.74 %
Load Event End 3.822 s 2.776 s 2.557 s2.776 s3.052 s552 ms18.09 %
Server Response Time 1.636 s 318 ms 320 ms320 ms758 ms621 ms81.91 %
TTFB 1.087 s 120 ms 119 ms120 ms442 ms456 ms103.19 %
Page Load Time 3.822 s 2.775 s 2.557 s2.775 s3.051 s552 ms18.10 %
First Visual Change 1.700 s 833 ms 500 ms833 ms1.011 s506 ms50.03 %
Last Visual Change 14.533 s 13.500 s 13.467 s13.500 s13.833 s495 ms3.58 %
Speed Index 4.115 s 3.194 s 3.068 s3.194 s3.459 s467 ms13.49 %
Visual Readiness 12.833 s 12.667 s 12.967 s12.833 s12.822 s123 ms0.96 %
Visual Complete 95 13.800 s 12.766 s 12.667 s12.766 s13.078 s512 ms3.92 %
Visual Complete 99 13.867 s 12.833 s 12.800 s12.833 s13.167 s495 ms3.76 %
CPU metrics
Total Blocking Time 1.116 s 1.012 s 1.212 s1.116 s1.113 s82 ms7.34 %
Max Potential FID 421 ms 384 ms 500 ms421 ms435 ms48 ms11.12 %
Number of Long Tasks 15 15 14151503.21 %
Total Duration of Long Tasks 1.925 s 1.820 s 1.963 s1.925 s1.903 s60 ms3.18 %
Browser metrics
CPU benchmark score 303 ms 302 ms 302 ms302 ms302 ms0 ms0.16 %
Page metrics
Cumulative Layout Shift 0.295 0.295 0.2950.2950.29500.00 %
DOM elements 13713 13713 13713137131371300.00 %
Document height 6808 6808 68086808680800.00 %
Total Requests 13 13 12131303.72 %
HTML Requests 1 1 11100.00 %
JavaScript Requests 3 4 333014.14 %
CSS Requests 2 1 111035.36 %
Font Requests 0 0 00000.00 %
HTTP Errors 0 0 0000N/A
Total Transfer Size 373.4 KB 373.5 KB 372.7 KB373.4 KB373.2 KB387 B0.10 %
HTML Transfer Size 229.1 KB 229.1 KB 229.1 KB229.1 KB229.1 KB24 B0.01 %
JavaScript Transfer Size 74.8 KB 75.6 KB 74.8 KB74.8 KB75.1 KB405 B0.53 %
CSS Transfer Size 18.5 KB 17.8 KB 17.8 KB17.8 KB18.0 KB356 B1.93 %
Font Transfer Size 0 b 0 b 0 b0 b0 b0 b0.00 %
SVG Transfer Size 4.4 KB 4.4 KB 4.4 KB4.4 KB4.4 KB0 b0.01 %
Total Content Size 1.7 MB 1.8 MB 1.7 MB1.7 MB1.7 MB28.6 KB1.61 %
HTML Content Size 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB0 b0.00 %
JavaScript Content Size 283.9 KB 345.4 KB 283.9 KB283.9 KB304.4 KB29.0 KB9.52 %
CSS Content Size 127.1 KB 125.3 KB 125.3 KB125.3 KB125.9 KB870 B0.67 %
Image Content Size 44.9 KB 44.9 KB 44.9 KB44.9 KB44.9 KB0 b0.00 %
Font Content Size 0 b 0 b 0 b0 b0 b0 b0.00 %
SVG Content Size 1.7 KB 1.7 KB 1.7 KB1.7 KB1.7 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 13 13 12131303.72 %
First Party Total Transfer Size 373.4 KB 373.5 KB 372.7 KB373.4 KB373.2 KB387 B0.10 %
First Party Total Content Size 1.7 MB 1.8 MB 1.7 MB1.7 MB1.7 MB28.6 KB1.61 %