Metrics per run

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

Tested 2025-12-07 10:56:14 using Chrome 142.0.7444.59 (runtime settings).

Side by side

Metric123MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 414 ms 431 ms 412 ms414 ms419 ms9 ms2.03 %
First Contentful Paint 1.100 s 1.124 s 1.084 s1.100 s1.103 s16 ms1.49 %
Largest Contentful Paint 1.488 s 1.528 s 1.488 s1.488 s1.501 s19 ms1.26 %
Total Blocking Time 2.870 s 2.852 s 2.814 s2.852 s2.845 s23 ms0.82 %
Cumulative Layout Shift 0.546 0.546 0.5420.5450.5440.0020.38 %
Timing metrics
First Paint 1.100 s 1.124 s 1.084 s1.100 s1.103 s16 ms1.49 %
First Contentful Paint 1.100 s 1.124 s 1.084 s1.100 s1.103 s16 ms1.49 %
Largest Contentful Paint 1.488 s 1.528 s 1.488 s1.488 s1.501 s19 ms1.26 %
Load Event End 4.451 s 4.528 s 4.450 s4.451 s4.476 s37 ms0.82 %
Server Response Time 516 ms 515 ms 516 ms516 ms516 ms0 ms0.09 %
TTFB 414 ms 431 ms 412 ms414 ms419 ms9 ms2.03 %
Page Load Time 4.449 s 4.527 s 4.448 s4.449 s4.475 s37 ms0.83 %
First Visual Change 1.134 s 1.134 s 1.100 s1.134 s1.123 s16 ms1.43 %
Last Visual Change 16.100 s 16.034 s 16.134 s16.100 s16.089 s42 ms0.26 %
Speed Index 8.863 s 8.905 s 8.632 s8.863 s8.800 s120 ms1.36 %
Visual Readiness 14.966 s 14.900 s 15.034 s14.966 s14.967 s55 ms0.37 %
Visual Complete 95 15.400 s 15.400 s 13.934 s15.400 s14.911 s691 ms4.63 %
Visual Complete 99 15.767 s 15.734 s 15.700 s15.734 s15.734 s27 ms0.17 %
CPU metrics
Total Blocking Time 2.870 s 2.852 s 2.814 s2.852 s2.845 s23 ms0.82 %
Max Potential FID 1.000 s 930 ms 915 ms930 ms948 ms37 ms3.91 %
Number of Long Tasks 16 16 16161600.00 %
Total Duration of Long Tasks 3.751 s 3.739 s 3.678 s3.739 s3.723 s32 ms0.86 %
Browser metrics
CPU benchmark score 256 ms 252 ms 241 ms252 ms250 ms6 ms2.54 %
Page metrics
Cumulative Layout Shift 0.546 0.546 0.5420.5450.5440.0020.38 %
DOM elements 14233 14235 14233142331423410.01 %
Document height 6945 6945 69456945694500.00 %
Total Requests 31 30 31313101.54 %
HTML Requests 1 1 11100.00 %
JavaScript Requests 7 7 77700.00 %
CSS Requests 2 2 22200.00 %
Font Requests 0 0 00000.00 %
HTTP Errors 0 0 0000N/A
Total Transfer Size 720.5 KB 675.6 KB 720.5 KB720.5 KB705.5 KB21.1 KB3.00 %
HTML Transfer Size 235.6 KB 235.6 KB 235.6 KB235.6 KB235.6 KB4 B0.00 %
JavaScript Transfer Size 338.8 KB 338.5 KB 338.8 KB338.8 KB338.7 KB177 B0.05 %
CSS Transfer Size 22.9 KB 22.8 KB 22.9 KB22.9 KB22.9 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.8 KB 1.8 KB 1.8 KB1.8 KB1.8 KB0 b0.00 %
JSON Transfer Size 1.8 KB 1.8 KB 1.8 KB1.8 KB1.8 KB0 b0.00 %
Plain Transfer Size 611 B 611 B 611 B611 B611 B0 b0.00 %
SVG Transfer Size 17.1 KB 17.1 KB 17.1 KB17.1 KB17.1 KB0 b0.00 %
Total Content Size 2.8 MB 2.7 MB 2.8 MB2.8 MB2.7 MB20.8 KB0.74 %
HTML Content Size 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB0 b0.00 %
JavaScript Content Size 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB321 B0.03 %
CSS Content Size 156.4 KB 156.4 KB 156.4 KB156.4 KB156.4 KB0 b0.00 %
Image Content Size 97.8 KB 54.5 KB 97.8 KB97.8 KB83.4 KB20.4 KB24.51 %
Font Content Size 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 2.7 KB 2.7 KB 2.7 KB2.7 KB2.7 KB0 b0.00 %
JSON Content Size 263 B 263 B 263 B263 B263 B0 b0.00 %
Plain Content Size 0 b 0 b 0 b0 b0 b0 b0.00 %
SVG Content Size 10.4 KB 10.4 KB 10.4 KB10.4 KB10.4 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 31 30 31313101.54 %
First Party Total Transfer Size 720.5 KB 675.6 KB 720.5 KB720.5 KB705.5 KB21.1 KB3.00 %
First Party Total Content Size 2.8 MB 2.7 MB 2.8 MB2.8 MB2.7 MB20.8 KB0.74 %