The Mobile World Congress event is a vital one for Samsung. Along with the Galaxy S6, we'll be watching for new wearables and a mobile payments system.
On March 9, Apple is widely expected to let us know exactly when its much-anticipated Watch line will ship and how much all the new models will cost. But what other new products might Apple unveil?
The most important things to know when shopping for a cell phone.
Apple likely will show off its high-tech watch next month ahead of the wearable's April release. Other possibilities? An updated Apple TV or an "iPad Pro."
The company is widely expected to release the newest version of its marquee metallic smartphone at the Mobile World Congress show. But will there be more?
Mobile World Congress starts next week in Barcelona. The largest wireless party on the planet, MWC is famous for showcasing new smartphones and wearables that you'll actually be able to buy.
Samsung, battling to hold on to its lead in the smartphone market, needs to win back consumers from Apple with its next big thing. But will the new Galaxy S6 be big enough?
The new Galaxy S6 and Galaxy S6 Edge sport similar specs, in slightly different shapes.
This connected power plug will be one of the first devices to support Apple's HomeKit smart home interface and developer kit for iOS.
Pricing not available
At least one company says smartphones don't have to be rectangular slabs.