And why you may prefer to stick with one color or the other.
Tips, news, how-tos, and troubleshooting help for the iPhone.
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 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.
Is Samsung afraid to commit to one Galaxy S6? The two new models are the same, except for the screen -- and both remove features fans loved. Meanwhile, HTC shows off the Grip fitness band and Vive VR headset.
Finally, an easy way to lower your monthly cable bill. Plus: free stuff!
Microsoft has released a preview of its updated Office suite for Mac OS 10.10 users. The official version is due out around the middle of the year.
The international mobile show is brimming with new smart and not-so-smart phones. Check out all of the models we saw in Barcelona.
Apple and Google working on fixes for the decade-old flaw, which researchers blamed on an abandoned US policy on encryption.
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.
Demonstrations at Mobile World Congress show the growing momentum toward the launch of faster, more responsive mobile networks in 2020.