Metrics per run

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

Tested 2024-11-21 02:35:26 using Chrome 131.0.6778.69 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 491 ms 507 ms 490 ms 490 ms 489 ms490 ms493 ms7 ms1.38 %
First Contentful Paint 1.386 s 1.389 s 1.342 s 1.378 s 1.389 s1.386 s1.377 s18 ms1.30 %
Largest Contentful Paint 1.386 s 1.389 s 1.342 s 1.378 s 1.389 s1.386 s1.377 s18 ms1.30 %
Total Blocking Time 647 ms 714 ms 638 ms 649 ms 633 ms647 ms656 ms29 ms4.49 %
Cumulative Layout Shift 0.157 0.156 0.157 0.157 0.1560.1570.1570.0010.31 %
Timing metrics
First Paint 1.386 s 1.389 s 1.342 s 1.378 s 1.389 s1.386 s1.377 s18 ms1.30 %
First Contentful Paint 1.386 s 1.389 s 1.342 s 1.378 s 1.389 s1.386 s1.377 s18 ms1.30 %
Largest Contentful Paint 1.386 s 1.389 s 1.342 s 1.378 s 1.389 s1.386 s1.377 s18 ms1.30 %
Load Event End 1.861 s 1.875 s 2.274 s 1.849 s 1.821 s1.861 s1.936 s170 ms8.78 %
Server Response Time 527 ms 526 ms 526 ms 526 ms 529 ms526 ms527 ms1 ms0.22 %
TTFB 491 ms 507 ms 490 ms 490 ms 489 ms490 ms493 ms7 ms1.38 %
Page Load Time 1.861 s 1.875 s 2.274 s 1.849 s 1.821 s1.861 s1.936 s170 ms8.78 %
First Visual Change 1.400 s 1.400 s 1.333 s 1.366 s 1.400 s1.400 s1.380 s27 ms1.95 %
Last Visual Change 12.466 s 12.400 s 13.033 s 12.500 s 14.266 s12.500 s12.933 s704 ms5.44 %
Speed Index 3.068 s 3.007 s 3.148 s 3.059 s 3.387 s3.068 s3.134 s134 ms4.29 %
Visual Readiness 11.066 s 11.000 s 11.700 s 11.134 s 12.866 s11.134 s11.553 s702 ms6.08 %
Visual Complete 95 11.000 s 11.100 s 11.200 s 11.033 s 12.233 s11.100 s11.313 s465 ms4.11 %
Visual Complete 99 12.100 s 11.966 s 13.000 s 12.500 s 14.200 s12.500 s12.753 s808 ms6.34 %
CPU metrics
Total Blocking Time 647 ms 714 ms 638 ms 649 ms 633 ms647 ms656 ms29 ms4.49 %
Max Potential FID 381 ms 407 ms 403 ms 389 ms 390 ms390 ms394 ms10 ms2.43 %
Number of Long Tasks 6 6 6 6 66600.00 %
Total Duration of Long Tasks 1.359 s 1.417 s 1.309 s 1.355 s 1.333 s1.355 s1.355 s36 ms2.65 %
Browser metrics
CPU benchmark score 40 ms 40 ms 40 ms 40 ms 40 ms40 ms40 ms0 ms0.00 %
Page metrics
Cumulative Layout Shift 0.157 0.156 0.157 0.157 0.1560.1570.1570.0010.31 %
DOM elements 18021 18021 18021 18021 18021180211802100.00 %
Document height 63463 63463 63463 63463 63463634636346300.00 %
Total Requests 65 65 65 65 66656500.61 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 9 9 9 9 99900.00 %
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 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB922 B0.08 %
HTML Transfer Size 251.0 KB 251.0 KB 251.0 KB 251.0 KB 251.0 KB251.0 KB251.0 KB0 b0.00 %
JavaScript Transfer Size 431.9 KB 431.9 KB 431.9 KB 431.9 KB 431.9 KB431.9 KB431.9 KB5 B0.00 %
CSS Transfer Size 25.8 KB 25.8 KB 25.8 KB 25.8 KB 25.8 KB25.8 KB25.8 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 %
Plain Transfer Size 546 B 546 B 546 B 546 B 546 B546 B546 B0 b0.00 %
SVG Transfer Size 17.4 KB 17.4 KB 17.4 KB 17.4 KB 17.4 KB17.4 KB17.4 KB0 b0.00 %
Total Content Size 3.6 MB 3.6 MB 3.6 MB 3.6 MB 3.6 MB3.6 MB3.6 MB931 B0.02 %
HTML Content Size 1.4 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB0 b0.00 %
JavaScript Content Size 1.6 MB 1.6 MB 1.6 MB 1.6 MB 1.6 MB1.6 MB1.6 MB21 B0.00 %
CSS Content Size 187.7 KB 187.7 KB 187.7 KB 187.7 KB 187.7 KB187.7 KB187.7 KB0 b0.00 %
Image Content Size 373.7 KB 373.7 KB 373.7 KB 373.7 KB 373.7 KB373.7 KB373.7 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 %
Plain Content Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 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 65 65 65 65 66656500.61 %
First Party Total Transfer Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB922 B0.08 %
First Party Total Content Size 3.6 MB 3.6 MB 3.6 MB 3.6 MB 3.6 MB3.6 MB3.6 MB931 B0.02 %