Metrics per run

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

Tested 2025-01-18 01:47:56 using Chrome 131.0.6778.85 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 488 ms 507 ms 489 ms 508 ms 490 ms490 ms496 ms9 ms1.83 %
First Contentful Paint 1.202 s 1.238 s 1.215 s 1.197 s 1.218 s1.215 s1.214 s14 ms1.18 %
Largest Contentful Paint 1.202 s 1.238 s 1.215 s 1.197 s 1.218 s1.215 s1.214 s14 ms1.18 %
Total Blocking Time 48 ms 46 ms 38 ms 30 ms 58 ms46 ms44 ms9 ms21.51 %
Cumulative Layout Shift 0 0 0 0 00000.00 %
Timing metrics
First Paint 1.202 s 1.238 s 1.215 s 1.197 s 1.218 s1.215 s1.214 s14 ms1.18 %
First Contentful Paint 1.202 s 1.238 s 1.215 s 1.197 s 1.218 s1.215 s1.214 s14 ms1.18 %
Largest Contentful Paint 1.202 s 1.238 s 1.215 s 1.197 s 1.218 s1.215 s1.214 s14 ms1.18 %
Load Event End 1.614 s 1.638 s 1.611 s 2.062 s 1.714 s1.638 s1.728 s171 ms9.91 %
Server Response Time 470 ms 468 ms 469 ms 470 ms 470 ms470 ms469 ms1 ms0.17 %
TTFB 488 ms 507 ms 489 ms 508 ms 490 ms490 ms496 ms9 ms1.83 %
Page Load Time 1.614 s 1.638 s 1.611 s 2.061 s 1.714 s1.638 s1.728 s171 ms9.89 %
First Visual Change 1.200 s 1.233 s 1.200 s 1.200 s 1.200 s1.200 s1.207 s13 ms1.09 %
Last Visual Change 1.900 s 1.966 s 1.900 s 1.933 s 2.033 s1.933 s1.946 s50 ms2.56 %
Speed Index 1.214 s 1.247 s 1.214 s 1.214 s 1.216 s1.214 s1.221 s13 ms1.07 %
Visual Readiness 700 ms 733 ms 700 ms 733 ms 833 ms733 ms740 ms49 ms6.61 %
Visual Complete 95 1.200 s 1.233 s 1.200 s 1.200 s 1.200 s1.200 s1.207 s13 ms1.09 %
Visual Complete 99 1.900 s 1.933 s 1.900 s 1.900 s 2.000 s1.900 s1.927 s39 ms2.02 %
CPU metrics
Total Blocking Time 48 ms 46 ms 38 ms 30 ms 58 ms46 ms44 ms9 ms21.51 %
Max Potential FID 73 ms 71 ms 70 ms 68 ms 82 ms71 ms73 ms5 ms6.70 %
Number of Long Tasks 4 4 4 3 444010.53 %
Total Duration of Long Tasks 540 ms 532 ms 521 ms 452 ms 543 ms532 ms518 ms34 ms6.51 %
Browser metrics
CPU benchmark score 40 ms 40 ms 40 ms 40 ms 40 ms40 ms40 ms0 ms0.00 %
Page metrics
Cumulative Layout Shift 0 0 0 0 00000.00 %
DOM elements 13288 13288 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 810.7 KB 810.7 KB 810.7 KB 810.7 KB 810.7 KB810.7 KB810.7 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 KB0 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 270.3 KB 270.3 KB 270.3 KB 270.3 KB 270.3 KB270.3 KB270.3 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 810.7 KB 810.7 KB 810.7 KB 810.7 KB 810.7 KB810.7 KB810.7 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 %