Metrics per run

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

Tested 2026-06-23 20:29:51 using Chrome 149.0.7827.53 (script).(runtime settings)

Side by side

Metric123MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 108 ms 109 ms 107 ms108 ms108 ms1 ms0.76 %
Largest Contentful Paint 1.268 s 916 ms 736 ms916 ms973 ms221 ms22.70 %
Total Blocking Time 995 ms 1.396 s 1.382 s1.382 s1.258 s186 ms14.78 %
Cumulative Layout Shift 0 0 00000.00 %
Timing metrics
First Paint 1.268 s 916 ms 736 ms916 ms973 ms221 ms22.70 %
Largest Contentful Paint 1.268 s 916 ms 736 ms916 ms973 ms221 ms22.70 %
Load Event End 1.877 s 1.767 s 1.825 s1.825 s1.823 s45 ms2.46 %
Server Response Time 502 ms 429 ms 429 ms429 ms453 ms34 ms7.59 %
TTFB 108 ms 109 ms 107 ms108 ms108 ms1 ms0.76 %
Page Load Time 1.877 s 1.767 s 1.825 s1.825 s1.823 s45 ms2.46 %
First Visual Change 1.267 s 934 ms 733 ms934 ms978 ms220 ms22.52 %
Last Visual Change 4.067 s 3.934 s 17.400 s4.067 s8.467 s6.317 s74.61 %
Speed Index 2.284 s 2.035 s 3.626 s2.284 s2.648 s699 ms26.38 %
Visual Readiness 2.800 s 3.000 s 16.667 s3.000 s7.489 s6.490 s86.66 %
Visual Complete 95 3.634 s 3.500 s 17.400 s3.634 s8.178 s6.521 s79.74 %
Visual Complete 99 3.634 s 3.500 s 17.400 s3.634 s8.178 s6.521 s79.74 %
CPU metrics
Total Blocking Time 995 ms 1.396 s 1.382 s1.382 s1.258 s186 ms14.78 %
Max Potential FID 374 ms 411 ms 441 ms411 ms409 ms27 ms6.71 %
Number of Long Tasks 14 16 16161516.15 %
Total Duration of Long Tasks 1.994 s 2.381 s 2.397 s2.381 s2.257 s186 ms8.25 %
Browser metrics
CPU benchmark score 256 ms 253 ms 254 ms254 ms254 ms1 ms0.49 %
Page metrics
Cumulative Layout Shift 0 0 00000.00 %
DOM elements 13607 13607 13607136071360700.00 %
Document height 6541 6541 65416541654100.00 %
Total Requests 11 11 11111100.00 %
HTML Requests 1 1 11100.00 %
JavaScript Requests 2 2 22200.00 %
CSS Requests 1 1 11100.00 %
Font Requests 0 0 00000.00 %
HTTP Errors 0 0 0000N/A
Total Transfer Size 505.1 KB 505.1 KB 505.6 KB505.1 KB505.2 KB279 B0.05 %
HTML Transfer Size 348.3 KB 348.3 KB 348.4 KB348.3 KB348.4 KB35 B0.01 %
JavaScript Transfer Size 52.5 KB 52.5 KB 52.5 KB52.5 KB52.5 KB35 B0.07 %
CSS Transfer Size 23.1 KB 23.1 KB 23.1 KB23.1 KB23.1 KB35 B0.15 %
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 881 B 881 B 955 B881 B906 B35 B3.85 %
SVG Transfer Size 4.8 KB 4.8 KB 5.1 KB4.8 KB4.9 KB140 B2.78 %
Total Content Size 2.7 MB 2.7 MB 2.7 MB2.7 MB2.7 MB0 b0.00 %
HTML Content Size 2.3 MB 2.3 MB 2.3 MB2.3 MB2.3 MB0 b0.00 %
JavaScript Content Size 184.0 KB 184.0 KB 184.0 KB184.0 KB184.0 KB0 b0.00 %
CSS Content Size 166.7 KB 166.7 KB 166.7 KB166.7 KB166.7 KB0 b0.00 %
Image Content Size 72.3 KB 72.3 KB 72.3 KB72.3 KB72.3 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 1.8 KB 1.8 KB 1.8 KB1.8 KB1.8 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 11 11 11111100.00 %
First Party Total Transfer Size 505.1 KB 505.1 KB 505.6 KB505.1 KB505.2 KB279 B0.05 %
First Party Total Content Size 2.7 MB 2.7 MB 2.7 MB2.7 MB2.7 MB0 b0.00 %