Metrics per run

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

Tested 2025-01-17 23:04:37 using Chrome 131.0.6778.85 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 490 ms 613 ms 489 ms 507 ms 488 ms490 ms517 ms48 ms9.34 %
First Contentful Paint 1.204 s 1.319 s 1.182 s 1.215 s 1.210 s1.210 s1.226 s48 ms3.90 %
Largest Contentful Paint 1.204 s 1.319 s 1.182 s 1.215 s 1.210 s1.210 s1.226 s48 ms3.90 %
Total Blocking Time 51 ms 40 ms 46 ms 40 ms 40 ms40 ms43 ms4 ms10.26 %
Cumulative Layout Shift 0 0 0 0 00000.00 %
Timing metrics
First Paint 1.204 s 1.319 s 1.182 s 1.215 s 1.210 s1.210 s1.226 s48 ms3.90 %
First Contentful Paint 1.204 s 1.319 s 1.182 s 1.215 s 1.210 s1.210 s1.226 s48 ms3.90 %
Largest Contentful Paint 1.204 s 1.319 s 1.182 s 1.215 s 1.210 s1.210 s1.226 s48 ms3.90 %
Load Event End 1.606 s 1.732 s 2.012 s 1.613 s 1.599 s1.613 s1.712 s158 ms9.20 %
Server Response Time 469 ms 470 ms 469 ms 470 ms 470 ms470 ms470 ms0 ms0.10 %
TTFB 490 ms 613 ms 489 ms 507 ms 488 ms490 ms517 ms48 ms9.34 %
Page Load Time 1.606 s 1.732 s 2.011 s 1.613 s 1.599 s1.613 s1.712 s157 ms9.18 %
First Visual Change 1.200 s 1.333 s 1.200 s 1.233 s 1.200 s1.200 s1.233 s52 ms4.18 %
Last Visual Change 1.933 s 2.066 s 1.866 s 1.900 s 1.900 s1.900 s1.933 s70 ms3.61 %
Speed Index 1.214 s 1.347 s 1.213 s 1.246 s 1.214 s1.214 s1.247 s52 ms4.14 %
Visual Readiness 733 ms 733 ms 666 ms 667 ms 700 ms700 ms700 ms30 ms4.25 %
Visual Complete 95 1.200 s 1.333 s 1.200 s 1.233 s 1.200 s1.200 s1.233 s52 ms4.18 %
Visual Complete 99 1.933 s 2.066 s 1.866 s 1.900 s 1.900 s1.900 s1.933 s70 ms3.61 %
CPU metrics
Total Blocking Time 51 ms 40 ms 46 ms 40 ms 40 ms40 ms43 ms4 ms10.26 %
Max Potential FID 78 ms 71 ms 69 ms 70 ms 74 ms71 ms72 ms3 ms4.51 %
Number of Long Tasks 4 4 4 4 44400.00 %
Total Duration of Long Tasks 548 ms 527 ms 523 ms 529 ms 515 ms527 ms528 ms11 ms2.06 %
Browser metrics
CPU benchmark score 40 ms 40 ms 40 ms 42 ms 42 ms40 ms41 ms1 ms2.40 %
Page metrics
Cumulative Layout Shift 0 0 0 0 00000.00 %
DOM elements 13288 13287 13288 13288 13288132881328800.00 %
Document height 44971 44971 44971 44971 44971449714497100.00 %
Total Requests 56 56 56 56 56565600.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 7 7 7 7 77700.00 %
CSS Requests 2 2 2 2 22200.00 %
Font Requests 0 0 0 0 00000.00 %
HTTP Errors 0 0 0 0 0000N/A
Total Transfer Size 803.8 KB 803.8 KB 803.8 KB 803.8 KB 803.8 KB803.8 KB803.8 KB1 B0.00 %
HTML Transfer Size 191.6 KB 191.6 KB 191.6 KB 191.6 KB 191.6 KB191.6 KB191.6 KB0 b0.00 %
JavaScript Transfer Size 275.3 KB 275.3 KB 275.3 KB 275.3 KB 275.3 KB275.3 KB275.3 KB0 b0.00 %
CSS Transfer Size 26.2 KB 26.2 KB 26.2 KB 26.2 KB 26.2 KB26.2 KB26.2 KB1 B0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.7 KB 1.7 KB 1.7 KB 1.7 KB 1.7 KB1.7 KB1.7 KB0 b0.00 %
SVG Transfer Size 17.3 KB 17.3 KB 17.3 KB 17.3 KB 17.3 KB17.3 KB17.3 KB0 b0.00 %
Total Content Size 2.6 MB 2.6 MB 2.6 MB 2.6 MB 2.6 MB2.6 MB2.6 MB0 b0.00 %
HTML Content Size 1.0 MB 1.0 MB 1.0 MB 1.0 MB 1.0 MB1.0 MB1.0 MB0 b0.00 %
JavaScript Content Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB0 b0.00 %
CSS Content Size 190.8 KB 190.8 KB 190.8 KB 190.8 KB 190.8 KB190.8 KB190.8 KB0 b0.00 %
Image Content Size 263.4 KB 263.4 KB 263.4 KB 263.4 KB 263.4 KB263.4 KB263.4 KB0 b0.00 %
Font Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Content Size 2.7 KB 2.7 KB 2.7 KB 2.7 KB 2.7 KB2.7 KB2.7 KB0 b0.00 %
SVG Content Size 20.2 KB 20.2 KB 20.2 KB 20.2 KB 20.2 KB20.2 KB20.2 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 56 56 56 56 56565600.00 %
First Party Total Transfer Size 803.8 KB 803.8 KB 803.8 KB 803.8 KB 803.8 KB803.8 KB803.8 KB1 B0.00 %
First Party Total Content Size 2.6 MB 2.6 MB 2.6 MB 2.6 MB 2.6 MB2.6 MB2.6 MB0 b0.00 %