After two years of seeing smaller companies dabble with smart watches, the big tech companies have decided it’s time to enter the market.

Samsung and Qualcomm both unveiled their first connected watches this week, Sony recently updated its SmartWatch product and Google and Apple are both rumored to be prepping their own releases in the next year or so.

The smartphone war is heating up, but what exactly are these companies fighting for?

See the full story: Why Big Tech Companies Are Going After Smart Watches | Mashable.