Metrics per run

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

Tested 2025-07-12 02:22:55 using Chrome 138.0.7204.49 (script).(runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 120 ms 1.267 s 119 ms 120 ms 121 ms120 ms349 ms459 ms131.31 %
First Contentful Paint 916 ms 2.396 s 884 ms 900 ms 876 ms900 ms1.194 s601 ms50.31 %
Largest Contentful Paint 916 ms 2.396 s 884 ms 900 ms 876 ms900 ms1.194 s601 ms50.31 %
Interaction to Next Paint 784 ms 1.112 s 752 ms 768 ms 744 ms768 ms832 ms141 ms16.91 %
Total Blocking Time 132 ms 149 ms 100 ms 145 ms 151 ms145 ms135 ms19 ms13.96 %
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
Timing metrics
First Paint 916 ms 2.396 s 884 ms 900 ms 876 ms900 ms1.194 s601 ms50.31 %
First Contentful Paint 916 ms 2.396 s 884 ms 900 ms 876 ms900 ms1.194 s601 ms50.31 %
Largest Contentful Paint 916 ms 2.396 s 884 ms 900 ms 876 ms900 ms1.194 s601 ms50.31 %
Load Event End 1.690 s 3.201 s 1.669 s 1.756 s 1.750 s1.750 s2.013 s595 ms29.55 %
Server Response Time 382 ms 1.885 s 382 ms 381 ms 382 ms382 ms682 ms601 ms88.12 %
TTFB 120 ms 1.267 s 119 ms 120 ms 121 ms120 ms349 ms459 ms131.31 %
Page Load Time 1.689 s 3.200 s 1.669 s 1.755 s 1.749 s1.749 s2.012 s595 ms29.55 %
First Visual Change 900 ms 2.400 s 900 ms 900 ms 867 ms900 ms1.193 s603 ms50.56 %
Last Visual Change 1.767 s 2.967 s 1.700 s 1.600 s 1.800 s1.767 s1.967 s505 ms25.66 %
Speed Index 919 ms 2.414 s 915 ms 912 ms 887 ms915 ms1.209 s602 ms49.81 %
Visual Readiness 867 ms 567 ms 800 ms 700 ms 933 ms800 ms773 ms129 ms16.65 %
Visual Complete 95 934 ms 2.434 s 900 ms 900 ms 900 ms900 ms1.214 s610 ms50.29 %
Visual Complete 99 1.567 s 2.900 s 1.534 s 1.400 s 1.600 s1.567 s1.800 s554 ms30.78 %
CPU metrics
Total Blocking Time 132 ms 149 ms 100 ms 145 ms 151 ms145 ms135 ms19 ms13.96 %
Max Potential FID 94 ms 109 ms 92 ms 109 ms 98 ms98 ms100 ms7 ms7.25 %
Number of Long Tasks 6 5 6 6 66606.90 %
Total Duration of Long Tasks 795 ms 755 ms 752 ms 790 ms 804 ms790 ms779 ms21 ms2.76 %
Browser metrics
CPU benchmark score 36 ms 33 ms 34 ms 33 ms 33 ms33 ms34 ms1 ms3.45 %
Page metrics
Cumulative Layout Shift 0.001 0.001 0.001 0.001 0.0010.0010.00100.00 %
DOM elements 21544 21543 21544 21543 21544215442154400.00 %
Document height 57523 57523 57523 57523 57523575235752300.00 %
Total Requests 78 78 78 78 78787800.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 1 1 1 1 11100.00 %
CSS Requests 1 1 1 1 11100.00 %
Font Requests 0 0 0 0 00000.00 %
HTTP Errors 0 0 0 0 0000N/A
Total Transfer Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB339 B0.03 %
HTML Transfer Size 295.2 KB 295.2 KB 295.2 KB 295.2 KB 295.2 KB295.2 KB295.2 KB31 B0.01 %
JavaScript Transfer Size 71.9 KB 71.9 KB 71.9 KB 71.9 KB 71.9 KB71.9 KB71.9 KB0 b0.00 %
CSS Transfer Size 23.8 KB 23.8 KB 23.8 KB 23.8 KB 23.8 KB23.8 KB23.8 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
SVG Transfer Size 18.5 KB 18.5 KB 18.5 KB 18.5 KB 18.5 KB18.5 KB18.5 KB0 b0.00 %
Total Content Size 2.7 MB 2.7 MB 2.7 MB 2.7 MB 2.7 MB2.7 MB2.7 MB348 B0.01 %
HTML Content Size 1.7 MB 1.7 MB 1.7 MB 1.7 MB 1.7 MB1.7 MB1.7 MB10 B0.00 %
JavaScript Content Size 237.1 KB 237.1 KB 237.1 KB 237.1 KB 237.1 KB237.1 KB237.1 KB0 b0.00 %
CSS Content Size 185.4 KB 185.4 KB 185.4 KB 185.4 KB 185.4 KB185.4 KB185.4 KB0 b0.00 %
Image Content Size 661.4 KB 662.2 KB 662.2 KB 662.2 KB 662.2 KB662.2 KB662.0 KB338 B0.05 %
Font Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
SVG Content Size 7.7 KB 7.7 KB 7.7 KB 7.7 KB 7.7 KB7.7 KB7.7 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 78 78 78 78 78787800.00 %
First Party Total Transfer Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB339 B0.03 %
First Party Total Content Size 2.7 MB 2.7 MB 2.7 MB 2.7 MB 2.7 MB2.7 MB2.7 MB348 B0.01 %