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.
They sound alike, but the two mobile payment solutions each offer their own unique advantages.
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.
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.
The Samsung Galaxy Tab 7.0 Plus is pretty and sleek, with well-implemented remote-control functionality, making it the best 7-inch Honeycomb tablet yet.
Samsung's newest tablet seems built to last, with an anti-shock, water-resistant casing. Read on for everything you need to know.
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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.
We check out the coolest kit from Mobile World Congress 2015, from the smartest smartphones to the weirdest wearables.