Let's see what Samsung's and Apple's flagship smartphones have under the hood.
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The Galaxy S5 and earlier Galaxy smartphones had replaceable batteries and storage expansion slots. But the new GS6 says goodbye to that flexibility in favor of a sleeker design.
The next evolution in wireless networking holds promises of self-driving cars and movies that download in the blink of an eye. 5G is big at this year's Mobile World Congress, but don't expect it until 2020.
They sound alike, but the two mobile payment solutions each offer their own unique advantages.
The $180 Samsung Galaxy Tab 4 is a fine choice for a budget tablet, but it's ultimately bested by great older devices, and new slates that are cheaper still.
The most important things to know when shopping for a cell phone.
With its big-screened iPhone 6 lineup, Apple jumped past Samsung to capture a 20.4 percent share of smartphone sales last quarter, says research firm Gartner.
In discussion with South Korean journalists, Samsung's JK Shin and Younghee Lee explore the battles ahead for the Galaxy S6 and S6 Edge, both from Apple and China, and deny similarities with the iPhone 6.
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.
Samsung's bold and surprising Edge variant of the Galaxy S6 doesn't just look different -- there's an array of edge-based functionality packed in as well.