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.
The most important things to know when shopping for a cell phone.
HTC's latest flagship smartphone has an all-new rear camera, but is that a good thing? We tried an early version out in Barcelona with very mixed results.
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.
And why you may prefer to stick with one color or the other.
Using the Mac app Waltr you can transfer any type of video or music file to your iOS device without the need for a companion iOS app.
We have seen the future and it includes an iris-scanning smartphone and luggage that can weigh itself. Check out the rest of the impressive tech from day two of Mobile World Congress 2015.
Technically Incorrect: With less superfluous software and more emphasis on design, some might wonder whether Samsung's new phone is a little too similar to the iPhone. Will that make marketing it easier?
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.
Samsung's rival to Apple Pay puts your credit card information on your smartphone, letting you securely buy things with a swipe of your thumb and a tap of your finger.