Metrics per run

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

Tested 2026-05-26 06:47:56 using Chrome 148.0.7778.96 (script).(runtime settings)

Side by side

Metric123MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 108 ms 108 ms 110 ms108 ms109 ms1 ms0.87 %
Largest Contentful Paint 1.368 s 1.272 s 1.056 s1.272 s1.232 s130 ms10.59 %
Total Blocking Time 1.094 s 1.107 s 1.122 s1.107 s1.108 s11 ms1.03 %
Cumulative Layout Shift 0.694 0.694 0.6940.6940.69400.00 %
Timing metrics
First Paint 1.016 s 908 ms 716 ms908 ms880 ms124 ms14.10 %
Largest Contentful Paint 1.368 s 1.272 s 1.056 s1.272 s1.232 s130 ms10.59 %
Load Event End 2.542 s 2.501 s 2.240 s2.501 s2.428 s134 ms5.51 %
Server Response Time 867 ms 773 ms 514 ms773 ms718 ms149 ms20.79 %
TTFB 108 ms 108 ms 110 ms108 ms109 ms1 ms0.87 %
Page Load Time 2.542 s 2.500 s 2.240 s2.500 s2.427 s134 ms5.50 %
First Visual Change 1.033 s 934 ms 733 ms934 ms900 ms125 ms13.87 %
Last Visual Change 4.400 s 4.334 s 4.067 s4.334 s4.267 s144 ms3.37 %
Speed Index 2.775 s 2.721 s 2.463 s2.721 s2.653 s136 ms5.13 %
Visual Readiness 3.367 s 3.400 s 3.334 s3.367 s3.367 s27 ms0.80 %
Visual Complete 95 4.300 s 4.234 s 3.967 s4.234 s4.167 s144 ms3.45 %
Visual Complete 99 4.400 s 4.334 s 4.067 s4.334 s4.267 s144 ms3.37 %
CPU metrics
Total Blocking Time 1.094 s 1.107 s 1.122 s1.107 s1.108 s11 ms1.03 %
Max Potential FID 475 ms 408 ms 386 ms408 ms423 ms38 ms8.95 %
Number of Long Tasks 15 16 16161603.01 %
Total Duration of Long Tasks 1.909 s 1.961 s 1.979 s1.961 s1.950 s30 ms1.52 %
Browser metrics
CPU benchmark score 252 ms 252 ms 253 ms252 ms252 ms0 ms0.19 %
Page metrics
Cumulative Layout Shift 0.694 0.694 0.6940.6940.69400.00 %
DOM elements 15227 15227 15227152271522700.00 %
Document height 6756 6756 67566756675600.00 %
Total Requests 12 12 13121203.82 %
HTML Requests 1 1 11100.00 %
JavaScript Requests 2 2 22200.00 %
CSS Requests 1 1 211035.36 %
Font Requests 0 0 00000.00 %
HTTP Errors 0 0 0000N/A
Total Transfer Size 523.3 KB 523.3 KB 524.1 KB523.3 KB523.6 KB386 B0.07 %
HTML Transfer Size 384.7 KB 384.7 KB 384.7 KB384.7 KB384.7 KB0 b0.00 %
JavaScript Transfer Size 54.7 KB 54.7 KB 54.6 KB54.7 KB54.7 KB4 B0.01 %
CSS Transfer Size 22.5 KB 22.5 KB 23.3 KB22.5 KB22.8 KB390 B1.67 %
Font Transfer Size 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 0 b 0 b 0 b0 b0 b0 b0.00 %
Plain Transfer Size 1.6 KB 1.6 KB 1.6 KB1.6 KB1.6 KB0 b0.00 %
SVG Transfer Size 4.7 KB 4.7 KB 4.7 KB4.7 KB4.7 KB0 b0.01 %
Total Content Size 3.0 MB 3.0 MB 3.0 MB3.0 MB3.0 MB1.0 KB0.03 %
HTML Content Size 2.6 MB 2.6 MB 2.6 MB2.6 MB2.6 MB0 b0.00 %
JavaScript Content Size 185.3 KB 185.3 KB 185.3 KB185.3 KB185.3 KB0 b0.00 %
CSS Content Size 163.0 KB 163.0 KB 165.2 KB163.0 KB163.7 KB1.0 KB0.63 %
Image Content Size 53.2 KB 53.2 KB 53.2 KB53.2 KB53.2 KB0 b0.00 %
Font Content Size 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 0 b 0 b 0 b0 b0 b0 b0.00 %
Plain 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 12 12 13121203.82 %
First Party Total Transfer Size 523.3 KB 523.3 KB 524.1 KB523.3 KB523.6 KB386 B0.07 %
First Party Total Content Size 3.0 MB 3.0 MB 3.0 MB3.0 MB3.0 MB1.0 KB0.03 %