Gradient is the new black! Or, at the very least, it seems to be on its way to become it. The first mass-produced smartphone to have a soft dual-tone finish was Huawei's P20 earlier this year. Then, Samsung released the Galaxy A9, OnePlus released the 6T and both of these are sporting some form of a gradient finish. Leaksters are often showing us manufacturers experimenting with a multi-colored finish as well, so it seems we might be seeing a lot of gradients in 2019.

The Galaxy S10 is definitely expected to have at least one model with a soft-transition dual color on its back. But it seems ...