Metrics per run

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

Tested 2025-09-01 05:26:51 using Chrome 139.0.7258.127 (runtime settings).

Side by side

Metric123MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 502 ms 487 ms 487 ms487 ms492 ms7 ms1.44 %
First Contentful Paint 1.120 s 1.100 s 1.080 s1.100 s1.100 s16 ms1.48 %
Largest Contentful Paint 1.484 s 1.572 s 1.456 s1.484 s1.504 s49 ms3.29 %
Total Blocking Time 1.640 s 1.647 s 1.637 s1.640 s1.641 s4 ms0.26 %
Cumulative Layout Shift 0 0 00000.00 %
Timing metrics
First Paint 1.120 s 1.100 s 1.080 s1.100 s1.100 s16 ms1.48 %
First Contentful Paint 1.120 s 1.100 s 1.080 s1.100 s1.100 s16 ms1.48 %
Largest Contentful Paint 1.484 s 1.572 s 1.456 s1.484 s1.504 s49 ms3.29 %
Load Event End 4.250 s 4.283 s 4.198 s4.250 s4.244 s35 ms0.82 %
Server Response Time 511 ms 511 ms 511 ms511 ms511 ms0 ms0.00 %
TTFB 502 ms 487 ms 487 ms487 ms492 ms7 ms1.44 %
Page Load Time 4.247 s 4.280 s 4.196 s4.247 s4.241 s35 ms0.81 %
First Visual Change 1.134 s 1.100 s 1.100 s1.100 s1.111 s16 ms1.44 %
Last Visual Change 12.500 s 12.500 s 12.434 s12.500 s12.478 s31 ms0.25 %
Speed Index 2.821 s 2.937 s 2.887 s2.887 s2.882 s48 ms1.65 %
Visual Readiness 11.366 s 11.400 s 11.334 s11.366 s11.367 s27 ms0.24 %
Visual Complete 95 4.267 s 4.266 s 4.234 s4.266 s4.256 s15 ms0.36 %
Visual Complete 99 12.467 s 12.466 s 12.400 s12.466 s12.444 s31 ms0.25 %
CPU metrics
Total Blocking Time 1.640 s 1.647 s 1.637 s1.640 s1.641 s4 ms0.26 %
Max Potential FID 585 ms 579 ms 607 ms585 ms590 ms12 ms2.04 %
Number of Long Tasks 13 14 13131303.54 %
Total Duration of Long Tasks 2.373 s 2.425 s 2.360 s2.373 s2.386 s28 ms1.18 %
Browser metrics
CPU benchmark score 238 ms 240 ms 249 ms240 ms242 ms5 ms1.97 %
Page metrics
Cumulative Layout Shift 0 0 00000.00 %
DOM elements 13827 13827 13827138271382700.00 %
Document height 6840 6840 68406840684000.00 %
Total Requests 32 32 32323200.00 %
HTML Requests 1 1 11100.00 %
JavaScript Requests 5 5 55500.00 %
CSS Requests 2 2 22200.00 %
Font Requests 0 0 00000.00 %
HTTP Errors 0 0 0000N/A
Total Transfer Size 613.8 KB 613.8 KB 613.8 KB613.8 KB613.8 KB4 B0.00 %
HTML Transfer Size 234.5 KB 234.6 KB 234.5 KB234.5 KB234.5 KB4 B0.00 %
JavaScript Transfer Size 218.2 KB 218.2 KB 218.2 KB218.2 KB218.2 KB0 b0.00 %
CSS Transfer Size 22.7 KB 22.7 KB 22.7 KB22.7 KB22.7 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.7 KB 1.7 KB 1.7 KB1.7 KB1.7 KB0 b0.00 %
JSON Transfer Size 1.7 KB 1.7 KB 1.7 KB1.7 KB1.7 KB0 b0.00 %
SVG Transfer Size 16.1 KB 16.1 KB 16.1 KB16.1 KB16.1 KB0 b0.00 %
Total Content Size 2.4 MB 2.4 MB 2.4 MB2.4 MB2.4 MB0 b0.00 %
HTML Content Size 1.3 MB 1.3 MB 1.3 MB1.3 MB1.3 MB0 b0.00 %
JavaScript Content Size 836.3 KB 836.3 KB 836.3 KB836.3 KB836.3 KB0 b0.00 %
CSS Content Size 156.4 KB 156.4 KB 156.4 KB156.4 KB156.4 KB0 b0.00 %
Image Content Size 112.9 KB 112.9 KB 112.9 KB112.9 KB112.9 KB0 b0.00 %
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 %
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 32 32 32323200.00 %
First Party Total Transfer Size 613.8 KB 613.8 KB 613.8 KB613.8 KB613.8 KB4 B0.00 %
First Party Total Content Size 2.4 MB 2.4 MB 2.4 MB2.4 MB2.4 MB0 b0.00 %