facebook.com Welcome to Facebook

Mobile Usability

93/100

Good

Mobile Speed

48/100

Bad

Last tested: 2017-05-18

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facebook.com Mobile Usability: 93/100
facebook.com Mobile Usability Test Quick Overview

Size tap targets appropriately

Some of the links/buttons on your webpage may be too small for a user to easily tap on a touchscreen. Consider making these tap targets larger to provide a better user experience.
The following tap targets are close to other nearby tap targets and may need additional spacing around them.
The tap target <a href="/a/language.ph…PMBtCQ&amp;refid=8">日本語</a> and 5 others are close to other tap targets.
The tap target <a href="/language.php?…m%252F&amp;refid=8"></a> is close to 1 other tap targets.
facebook.com Mobile Speed: 48/100
facebook.com Mobile Speed Test Quick Overview

Avoid landing page redirects

Your page has 3 redirects. Redirects introduce additional delays before the page can be loaded.
Avoid landing page redirects for the following chain of redirected URLs.
http://facebook.com/
https://facebook.com/
https://www.facebook.com/
https://m.facebook.com/?refsrc=https%3A%2F%2Fwww.facebook.com%2F&_rdr
Eliminate render-blocking JavaScript and CSS in above-the-fold content

Your page has 1 blocking script resources and 2 blocking CSS resources. This causes a delay in rendering your page.
https://static.xx.fbcdn.net/rsrc.php/v3iAQ94/y1/l/en_US/3PMFMEIUhaw.js
Optimize CSS Delivery of the following:
https://static.xx.fbcdn.net/rsrc.php/v3/yJ/l/0,cross/FsSMORFSMwo.css
https://static.xx.fbcdn.net/rsrc.php/v3/yj/l/0,cross/cpQe22lUR6m.css
Optimize images

Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 16.9KiB (12% reduction).
Compressing https://static.xx.fbcdn.net/rsrc.php/v3/y3/r/Nn0tk1LWGhF.png could save 16.9KiB (12% reduction).

facebook.com Mobile Resources


Total Resources19
Number of Hosts4
Static Resources15
JavaScript Resources9
CSS Resources3

facebook.com Mobile Resource Breakdown