The Samsung Galaxy S26 Ultra is an iterative upgrade, but it features unique tools that help it stand out still in a crowded market.

Android smartphones come in all shapes, sizes, and form factors, offering a wide range of unique devices that cater to users' needs—and many will be on sale for Prime Day. We have foldable smartphones ...

Every smartphone sold in the U.S. comes with a lithium-ion battery, with few exceptions. To get one with a silicon-carbon battery, it needs to be imported.