Metrics per run

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

Tested 2025-12-07 15:08:09 using Chrome 142.0.7444.59 (script).(runtime settings).

Side by side

Metric1234567MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 117 ms 116 ms 117 ms 117 ms 119 ms 119 ms 117 ms117 ms117 ms1 ms0.89 %
First Contentful Paint 912 ms 900 ms 908 ms 892 ms 912 ms 1.000 s 888 ms908 ms916 ms35 ms3.86 %
Largest Contentful Paint 912 ms 900 ms 908 ms 892 ms 912 ms 1.000 s 888 ms908 ms916 ms35 ms3.86 %
Interaction to Next Paint 776 ms 768 ms 776 ms 760 ms 784 ms 872 ms 760 ms776 ms785 ms36 ms4.64 %
Total Blocking Time 741 ms 867 ms 766 ms 757 ms 798 ms 744 ms 754 ms757 ms775 ms41 ms5.33 %
Cumulative Layout Shift 0.155 0.155 0.153 0.152 0.154 0.156 0.1540.1540.1540.0010.80 %
Timing metrics
First Paint 912 ms 900 ms 908 ms 892 ms 912 ms 1.000 s 888 ms908 ms916 ms35 ms3.86 %
First Contentful Paint 912 ms 900 ms 908 ms 892 ms 912 ms 1.000 s 888 ms908 ms916 ms35 ms3.86 %
Largest Contentful Paint 912 ms 900 ms 908 ms 892 ms 912 ms 1.000 s 888 ms908 ms916 ms35 ms3.86 %
Load Event End 2.126 s 2.379 s 1.652 s 2.173 s 1.700 s 2.088 s 2.092 s2.092 s2.030 s242 ms11.93 %
Server Response Time 387 ms 386 ms 386 ms 386 ms 388 ms 387 ms 387 ms387 ms387 ms1 ms0.18 %
TTFB 117 ms 116 ms 117 ms 117 ms 119 ms 119 ms 117 ms117 ms117 ms1 ms0.89 %
Page Load Time 2.126 s 2.379 s 1.651 s 2.173 s 1.700 s 2.088 s 2.092 s2.092 s2.030 s242 ms11.94 %
First Visual Change 900 ms 867 ms 900 ms 900 ms 933 ms 967 ms 867 ms900 ms905 ms33 ms3.64 %
Last Visual Change 13.567 s 13.767 s 13.500 s 13.667 s 18.800 s 13.567 s 13.533 s13.567 s14.343 s1.821 s12.70 %
Speed Index 2.757 s 2.791 s 2.673 s 2.759 s 3.306 s 2.803 s 2.706 s2.759 s2.828 s200 ms7.06 %
Visual Readiness 12.667 s 12.900 s 12.600 s 12.767 s 17.867 s 12.600 s 12.666 s12.667 s13.438 s1.811 s13.47 %
Visual Complete 95 11.567 s 11.867 s 11.500 s 11.433 s 17.600 s 11.567 s 11.367 s11.567 s12.414 s2.122 s17.09 %
Visual Complete 99 13.433 s 13.633 s 13.467 s 12.600 s 17.600 s 12.533 s 12.467 s13.433 s13.676 s1.666 s12.18 %
CPU metrics
Total Blocking Time 741 ms 867 ms 766 ms 757 ms 798 ms 744 ms 754 ms757 ms775 ms41 ms5.33 %
Max Potential FID 382 ms 526 ms 406 ms 379 ms 408 ms 363 ms 397 ms397 ms409 ms50 ms12.26 %
Number of Long Tasks 8 7 8 8 8 9 88816.68 %
Total Duration of Long Tasks 1.508 s 1.574 s 1.527 s 1.523 s 1.575 s 1.573 s 1.513 s1.527 s1.542 s28 ms1.84 %
Browser metrics
CPU benchmark score 33 ms 38 ms 36 ms 33 ms 33 ms 33 ms 33 ms33 ms34 ms2 ms5.52 %
Page metrics
Cumulative Layout Shift 0.155 0.155 0.153 0.152 0.154 0.156 0.1540.1540.1540.0010.80 %
DOM elements 22145 22146 22145 22145 22146 22145 22146221452214500.00 %
Document height 58161 58161 58161 58161 58161 58161 58161581615816100.00 %
Total Requests 85 84 85 85 85 82 85858411.24 %
HTML Requests 1 1 1 1 1 1 11100.00 %
JavaScript Requests 2 2 2 2 2 2 22200.00 %
CSS Requests 1 1 1 1 1 1 11100.00 %
Font Requests 0 0 0 0 0 0 00000.00 %
HTTP Errors 0 0 0 0 0 0 0000N/A
Total Transfer Size 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB1.9 KB0.16 %
HTML Transfer Size 303.4 KB 303.4 KB 303.4 KB 303.4 KB 303.4 KB 303.4 KB 303.4 KB303.4 KB303.4 KB3 B0.00 %
JavaScript Transfer Size 124.4 KB 124.4 KB 124.4 KB 124.4 KB 124.4 KB 124.4 KB 124.4 KB124.4 KB124.4 KB2 B0.00 %
CSS Transfer Size 23.9 KB 23.9 KB 23.9 KB 23.9 KB 23.9 KB 23.9 KB 23.9 KB23.9 KB23.9 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
JSON Transfer Size 4.2 KB 2.2 KB 4.7 KB 4.2 KB 4.7 KB 4.2 KB 4.7 KB4.2 KB4.1 KB820 B19.49 %
Plain Transfer Size 611 B 611 B 611 B 611 B 611 B 611 B 611 B611 B611 B0 b0.00 %
SVG Transfer Size 19.7 KB 19.7 KB 19.7 KB 19.7 KB 19.7 KB 19.7 KB 19.7 KB19.7 KB19.7 KB0 b0.00 %
Total Content Size 3.0 MB 3.0 MB 3.0 MB 3.0 MB 3.0 MB 3.0 MB 3.0 MB3.0 MB3.0 MB1.6 KB0.05 %
HTML Content Size 1.7 MB 1.7 MB 1.7 MB 1.7 MB 1.7 MB 1.7 MB 1.7 MB1.7 MB1.7 MB0 b0.00 %
JavaScript Content Size 441.4 KB 441.4 KB 441.4 KB 441.4 KB 441.4 KB 441.4 KB 441.4 KB441.4 KB441.4 KB1 B0.00 %
CSS Content Size 185.0 KB 185.0 KB 185.0 KB 185.0 KB 185.0 KB 185.0 KB 185.0 KB185.0 KB185.0 KB0 b0.00 %
Image Content Size 687.9 KB 689.0 KB 689.0 KB 689.0 KB 689.0 KB 686.4 KB 687.3 KB689.0 KB688.2 KB978 B0.14 %
Font Content Size 0 b 0 b 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
JSON Content Size 3.7 KB 2.3 KB 5.8 KB 3.7 KB 5.8 KB 3.7 KB 5.8 KB3.7 KB4.4 KB1.3 KB29.84 %
Plain Content Size 0 b 0 b 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 KB 7.7 KB 7.7 KB7.7 KB7.7 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 85 84 85 85 85 82 85858411.24 %
First Party Total Transfer Size 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB1.9 KB0.16 %
First Party Total Content Size 3.0 MB 3.0 MB 3.0 MB 3.0 MB 3.0 MB 3.0 MB 3.0 MB3.0 MB3.0 MB1.6 KB0.05 %