Metrics per run

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

Tested 2026-03-04 10:01:31 using Chrome 144.0.7559.59 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 503 ms 504 ms 576 ms 487 ms 488 ms503 ms512 ms33 ms6.45 %
First Contentful Paint 1.208 s 1.204 s 1.276 s 1.192 s 1.188 s1.204 s1.214 s32 ms2.64 %
Largest Contentful Paint 1.208 s 1.204 s 1.276 s 1.192 s 1.188 s1.204 s1.214 s32 ms2.64 %
Interaction to Next Paint 688 ms 680 ms 688 ms 688 ms 680 ms688 ms685 ms4 ms0.57 %
Total Blocking Time 116 ms 106 ms 113 ms 87 ms 109 ms109 ms106 ms10 ms9.59 %
Cumulative Layout Shift 0.038 0.038 0.038 0.038 0.0380.0380.03800.16 %
Timing metrics
First Paint 1.208 s 1.204 s 1.276 s 1.192 s 1.188 s1.204 s1.214 s32 ms2.64 %
First Contentful Paint 1.208 s 1.204 s 1.276 s 1.192 s 1.188 s1.204 s1.214 s32 ms2.64 %
Largest Contentful Paint 1.208 s 1.204 s 1.276 s 1.192 s 1.188 s1.204 s1.214 s32 ms2.64 %
Load Event End 2.649 s 2.629 s 2.758 s 2.760 s 2.566 s2.649 s2.672 s76 ms2.84 %
Server Response Time 477 ms 476 ms 476 ms 476 ms 476 ms476 ms476 ms0 ms0.08 %
TTFB 503 ms 504 ms 576 ms 487 ms 488 ms503 ms512 ms33 ms6.45 %
Page Load Time 2.648 s 2.628 s 2.758 s 2.760 s 2.566 s2.648 s2.672 s76 ms2.84 %
First Visual Change 1.200 s 1.200 s 1.266 s 1.166 s 1.200 s1.200 s1.206 s33 ms2.70 %
Last Visual Change 13.100 s 13.100 s 13.100 s 13.100 s 13.133 s13.100 s13.107 s13 ms0.10 %
Speed Index 1.589 s 1.590 s 1.660 s 1.564 s 1.590 s1.590 s1.599 s32 ms2.02 %
Visual Readiness 11.900 s 11.900 s 11.834 s 11.934 s 11.933 s11.900 s11.900 s36 ms0.31 %
Visual Complete 95 2.033 s 2.233 s 2.433 s 2.500 s 2.066 s2.233 s2.253 s188 ms8.36 %
Visual Complete 99 9.533 s 9.533 s 9.600 s 9.500 s 9.533 s9.533 s9.540 s33 ms0.34 %
CPU metrics
Total Blocking Time 116 ms 106 ms 113 ms 87 ms 109 ms109 ms106 ms10 ms9.59 %
Max Potential FID 113 ms 110 ms 120 ms 105 ms 118 ms113 ms113 ms5 ms4.79 %
Number of Long Tasks 3 3 4 3 433014.41 %
Total Duration of Long Tasks 524 ms 518 ms 563 ms 502 ms 591 ms524 ms540 ms33 ms6.04 %
Browser metrics
CPU benchmark score 42 ms 37 ms 34 ms 36 ms 33 ms36 ms36 ms3 ms8.62 %
Page metrics
Cumulative Layout Shift 0.038 0.038 0.038 0.038 0.0380.0380.03800.16 %
DOM elements 13691 13691 13692 13691 13692136911369100.00 %
Document height 46848 46848 46848 46848 46848468484684800.00 %
Total Requests 60 62 67 61 60616234.21 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 8 8 8 8 88800.00 %
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 1.4 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB4.5 KB0.31 %
HTML Transfer Size 199.2 KB 199.2 KB 199.2 KB 199.2 KB 199.2 KB199.2 KB199.2 KB0 b0.00 %
JavaScript Transfer Size 302.4 KB 302.4 KB 302.4 KB 302.4 KB 302.4 KB302.4 KB302.4 KB1 B0.00 %
CSS Transfer Size 27.1 KB 27.1 KB 27.1 KB 27.1 KB 27.1 KB27.1 KB27.1 KB0 b0.00 %
Font Transfer Size 0 b 0 b 0 b 0 b 0 b0 b0 b0 b0.00 %
Favicon Transfer Size 1.8 KB 1.8 KB 1.8 KB 1.8 KB 1.8 KB1.8 KB1.8 KB0 b0.00 %
SVG Transfer Size 77.4 KB 82.2 KB 82.0 KB 78.7 KB 77.4 KB78.7 KB79.6 KB2.1 KB2.68 %
Total Content Size 3.4 MB 3.4 MB 3.4 MB 3.4 MB 3.4 MB3.4 MB3.4 MB2.2 KB0.06 %
HTML Content Size 1.1 MB 1.1 MB 1.1 MB 1.1 MB 1.1 MB1.1 MB1.1 MB0 b0.00 %
JavaScript Content Size 1.2 MB 1.2 MB 1.2 MB 1.2 MB 1.2 MB1.2 MB1.2 MB0 b0.00 %
CSS Content Size 193.0 KB 193.0 KB 193.0 KB 193.0 KB 193.0 KB193.0 KB193.0 KB0 b0.00 %
Image Content Size 594.2 KB 592.1 KB 597.1 KB 594.2 KB 594.2 KB594.2 KB594.4 KB1.6 KB0.27 %
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 161.4 KB 164.4 KB 164.4 KB 161.9 KB 161.4 KB161.9 KB162.7 KB1.4 KB0.86 %
Third Party metrics
First Party metrics
First Party Requests 60 62 67 61 60616234.21 %
First Party Total Transfer Size 1.4 MB 1.4 MB 1.4 MB 1.4 MB 1.4 MB1.4 MB1.4 MB4.5 KB0.31 %
First Party Total Content Size 3.4 MB 3.4 MB 3.4 MB 3.4 MB 3.4 MB3.4 MB3.4 MB2.2 KB0.06 %