How fast Web pages load has become more important than ever before. Having fast Web site saves bandwidth, increases positive user experiences and might have very favorable affect on the Website's performance within search engine results.
In these times of fast Internet connections where gigabytes of data are sent back and forth almost in an instant there is an area where Internet connections are not always fast. This area is the smartphone area. Web users are increasingly using their smartphones to retrieve Web content and perform searches. Every Webmaster must take this into consideration. If your Website loads slowly on smartphones then it has to be optimized for speed.
There are tools available that can measure Website load time from a user's smartphone. One such tool is a new free app for Android powered smartphones called Website Speed Test. More details are available on AppBrain. Measuring a Web page load time with such a tool and use for an example the load time test at Pingdom Tools for desktop comparison can give you a good idea of the load performance of your Web pages.