Each year, we take some time and take a look at the most interesting new smartphones that are being released. Over the past few years, fewer companies are making smartphones and throughout the whole industry, innovation has seemed to slow. Whether this is a result of rigid market dynamics, supply shortages, or the extraordinary costs it takes to manufacture and source components, it has taken some of the largest technology companies in the world—such as Amazon, LG, and HTC—out of the market and presented limited opportunities for other global technology leaders such as Microsoft, Sony, and Nokia.