Some of Amazon's Prime Big Deal Days on smartphones are still available on a few of the best models from Google, OnePlus, ...

According to fresh reports, Amazon is working on two smartphones: A superphone that uses four forward-facing cameras to track your face and eyes to create a 3D user interface, and a cheaper, no-frills ...

These days, the majority of smartphones are good, but a dime a dozen -- the floor for a quality phone is higher, but the ceiling has plateaued. The only truly gigantic differences between competing ...

After years of waiting, Amazon finally unveiled its smartphone, the Fire Phone, on Wednesday. As we expected, Amazon is doing things a little differently than the generations of 3D phones that have ...

Amazon is developing its own smartphone, as the US online retail giant ramps up its hardware battle with rivals Apple and Google, according to a report. Bloomberg said that two people with "knowledge ...