The battle over flip-style foldable dominance is not over — not nearly. The U.S. has two dominant flip phones at the moment in the Moto Razr Ultra and the Samsung Galaxy Z Flip7. Both of these phones ...

Samsung is widely regarded as having kick-started the folding phone industry, and the original Galaxy Z Flip proved that folding phones have two widely accepted form factors: book-style and clamshell.

This article is part of our series Battle of the Brands, in which we compare category-leading products to their counterparts to determine which are actually worth your money. The past year has been ...