Metrics per run

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

Tested 2025-04-05 20:42:27 using Chrome 134.0.6998.35 (runtime settings).

Side by side

Metric12345MedianMeanstddevrsd
Google Web Vitals
Time to First Byte 489 ms 487 ms 506 ms 578 ms 488 ms489 ms510 ms35 ms6.85 %
First Contentful Paint 1.196 s 1.172 s 1.192 s 1.284 s 1.188 s1.192 s1.206 s40 ms3.29 %
Largest Contentful Paint 1.196 s 1.172 s 1.192 s 1.284 s 1.188 s1.192 s1.206 s40 ms3.29 %
Total Blocking Time 69 ms 66 ms 73 ms 61 ms 73 ms69 ms68 ms5 ms6.64 %
Cumulative Layout Shift 0 0 0 0 00000.00 %
Timing metrics
First Paint 1.196 s 1.172 s 1.192 s 1.284 s 1.188 s1.192 s1.206 s40 ms3.29 %
First Contentful Paint 1.196 s 1.172 s 1.192 s 1.284 s 1.188 s1.192 s1.206 s40 ms3.29 %
Largest Contentful Paint 1.196 s 1.172 s 1.192 s 1.284 s 1.188 s1.192 s1.206 s40 ms3.29 %
Load Event End 2.245 s 1.610 s 2.248 s 2.324 s 2.234 s2.245 s2.132 s263 ms12.34 %
Server Response Time 469 ms 470 ms 470 ms 470 ms 472 ms470 ms470 ms1 ms0.21 %
TTFB 489 ms 487 ms 506 ms 578 ms 488 ms489 ms510 ms35 ms6.85 %
Page Load Time 2.245 s 1.610 s 2.247 s 2.323 s 2.234 s2.245 s2.132 s263 ms12.33 %
First Visual Change 1.166 s 1.166 s 1.200 s 1.266 s 1.166 s1.166 s1.193 s39 ms3.26 %
Last Visual Change 1.933 s 1.966 s 1.933 s 2.033 s 1.933 s1.933 s1.960 s39 ms1.98 %
Speed Index 1.182 s 1.182 s 1.215 s 1.282 s 1.182 s1.182 s1.209 s39 ms3.22 %
Visual Readiness 767 ms 800 ms 733 ms 767 ms 767 ms767 ms767 ms21 ms2.76 %
Visual Complete 95 1.166 s 1.166 s 1.200 s 1.266 s 1.166 s1.166 s1.193 s39 ms3.26 %
Visual Complete 99 1.933 s 1.966 s 1.933 s 2.033 s 1.933 s1.933 s1.960 s39 ms1.98 %
CPU metrics
Total Blocking Time 69 ms 66 ms 73 ms 61 ms 73 ms69 ms68 ms5 ms6.64 %
Max Potential FID 86 ms 87 ms 93 ms 100 ms 92 ms92 ms92 ms5 ms5.46 %
Number of Long Tasks 4 4 4 3 444010.53 %
Total Duration of Long Tasks 538 ms 536 ms 528 ms 471 ms 526 ms528 ms520 ms25 ms4.78 %
Browser metrics
CPU benchmark score 40 ms 40 ms 39 ms 40 ms 39 ms40 ms40 ms0 ms1.24 %
Page metrics
Cumulative Layout Shift 0 0 0 0 00000.00 %
DOM elements 13305 13305 13305 13304 13305133051330500.00 %
Document height 44572 44572 44572 44572 44572445724457200.00 %
Total Requests 65 65 65 65 65656500.00 %
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 824.2 KB 824.2 KB 824.2 KB 824.2 KB 824.2 KB824.2 KB824.2 KB10 B0.00 %
HTML Transfer Size 192.0 KB 192.0 KB 192.0 KB 192.0 KB 192.0 KB192.0 KB192.0 KB0 b0.00 %
JavaScript Transfer Size 282.8 KB 282.8 KB 282.8 KB 282.8 KB 282.8 KB282.8 KB282.8 KB11 B0.00 %
CSS Transfer Size 25.8 KB 25.8 KB 25.8 KB 25.8 KB 25.8 KB25.8 KB25.8 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 27.9 KB 27.9 KB 27.9 KB 27.9 KB 27.9 KB27.9 KB27.9 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 186.2 KB 186.2 KB 186.2 KB 186.2 KB 186.2 KB186.2 KB186.2 KB0 b0.00 %
Image Content Size 267.3 KB 267.3 KB 267.3 KB 267.3 KB 267.3 KB267.3 KB267.3 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 23.7 KB 23.7 KB 23.7 KB 23.7 KB 23.7 KB23.7 KB23.7 KB0 b0.00 %
Third Party metrics
First Party metrics
First Party Requests 65 65 65 65 65656500.00 %
First Party Total Transfer Size 824.2 KB 824.2 KB 824.2 KB 824.2 KB 824.2 KB824.2 KB824.2 KB10 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 %