Metrics per run

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

Tested 2025-04-27 05:20:24 using Chrome 135.0.7049.52 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 505 ms 504 ms 505 ms 504 ms 489 ms504 ms501 ms6 ms1.24 %
First Contentful Paint 800 ms 740 ms 740 ms 752 ms 736 ms740 ms754 ms24 ms3.16 %
Largest Contentful Paint 924 ms 840 ms 960 ms 944 ms 920 ms924 ms918 ms41 ms4.51 %
Interaction to Next Paint 136 ms 112 ms NaN s 192 ms NaN s136 ms147 ms34 ms22.85 %
Total Blocking Time 2 ms 16 ms 81 ms 0 ms 0 ms2 ms20 ms31 ms157.47 %
Cumulative Layout Shift 0.026 0.026 0.026 0.026 0.0260.0260.02600.00 %
Timing metrics
First Paint 800 ms 740 ms 740 ms 752 ms 736 ms740 ms754 ms24 ms3.16 %
First Contentful Paint 800 ms 740 ms 740 ms 752 ms 736 ms740 ms754 ms24 ms3.16 %
Largest Contentful Paint 924 ms 840 ms 960 ms 944 ms 920 ms924 ms918 ms41 ms4.51 %
Load Event End 1.678 s 1.863 s 1.683 s 1.723 s 1.674 s1.683 s1.724 s72 ms4.15 %
Server Response Time 343 ms 342 ms 343 ms 343 ms 344 ms343 ms343 ms1 ms0.18 %
TTFB 505 ms 504 ms 505 ms 504 ms 489 ms504 ms501 ms6 ms1.24 %
Page Load Time 1.678 s 1.863 s 1.682 s 1.723 s 1.674 s1.682 s1.724 s72 ms4.16 %
First Visual Change 800 ms 733 ms 733 ms 733 ms 733 ms733 ms746 ms27 ms3.59 %
Last Visual Change 1.400 s 1.533 s 1.400 s 1.400 s 1.400 s1.400 s1.427 s53 ms3.73 %
Speed Index 897 ms 813 ms 854 ms 855 ms 854 ms854 ms855 ms27 ms3.11 %
Visual Readiness 600 ms 800 ms 667 ms 667 ms 667 ms667 ms680 ms65 ms9.60 %
Visual Complete 95 1.300 s 1.066 s 1.100 s 1.133 s 1.133 s1.133 s1.146 s81 ms7.04 %
Visual Complete 99 1.366 s 1.500 s 1.300 s 1.333 s 1.333 s1.333 s1.366 s70 ms5.12 %
CPU metrics
Total Blocking Time 2 ms 16 ms 81 ms 0 ms 0 ms2 ms20 ms31 ms157.47 %
Max Potential FID 52 ms 66 ms 131 ms 0 ms 0 ms52 ms50 ms49 ms97.64 %
Number of Long Tasks 2 2 1 1 111034.99 %
Total Duration of Long Tasks 144 ms 137 ms 131 ms 144 ms 120 ms137 ms135 ms9 ms6.67 %
Browser metrics
CPU benchmark score 40 ms 40 ms 40 ms 40 ms 40 ms40 ms40 ms0 ms0.00 %
Page metrics
Cumulative Layout Shift 0.026 0.026 0.026 0.026 0.0260.0260.02600.00 %
DOM elements 5608 5609 5609 5609 56095609560900.01 %
Document height 24187 24187 24187 24187 24187241872418700.00 %
Total Requests 57 57 57 57 57575700.00 %
HTML Requests 1 1 1 1 11100.00 %
JavaScript Requests 9 9 9 9 99900.00 %
CSS Requests 3 3 3 3 33300.00 %
Font Requests 0 0 0 0 00000.00 %
HTTP Errors 0 0 0 0 0000N/A
Total Transfer Size 562.6 KB 565.2 KB 565.2 KB 565.2 KB 565.2 KB565.2 KB564.7 KB1.0 KB0.18 %
HTML Transfer Size 83.2 KB 83.2 KB 83.2 KB 83.2 KB 83.2 KB83.2 KB83.2 KB0 b0.00 %
JavaScript Transfer Size 287.5 KB 287.5 KB 287.5 KB 287.5 KB 287.5 KB287.5 KB287.5 KB1 B0.00 %
CSS Transfer Size 27.9 KB 27.9 KB 27.9 KB 27.9 KB 27.9 KB27.9 KB27.9 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 24.7 KB 24.7 KB 24.7 KB 24.7 KB 24.7 KB24.7 KB24.7 KB0 b0.00 %
Total Content Size 1.8 MB 1.8 MB 1.8 MB 1.8 MB 1.8 MB1.8 MB1.8 MB1.0 KB0.06 %
HTML Content Size 412.3 KB 412.3 KB 412.3 KB 412.3 KB 412.3 KB412.3 KB412.3 KB0 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 191.4 KB 191.4 KB 191.4 KB 191.4 KB 191.4 KB191.4 KB191.4 KB0 b0.00 %
Image Content Size 118.7 KB 121.3 KB 121.3 KB 121.3 KB 121.3 KB121.3 KB120.8 KB1.0 KB0.86 %
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 21.1 KB 21.1 KB 21.1 KB 21.1 KB 21.1 KB21.1 KB21.1 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 57 57 57 57 57575700.00 %
First Party Total Transfer Size 562.6 KB 565.2 KB 565.2 KB 565.2 KB 565.2 KB565.2 KB564.7 KB1.0 KB0.18 %
First Party Total Content Size 1.8 MB 1.8 MB 1.8 MB 1.8 MB 1.8 MB1.8 MB1.8 MB1.0 KB0.06 %