MANHATTAN BEACH, Calif. — I've been playing with the new GoPro Hero 4 Session camera for about two weeks now, and I like it. But with reservations. The mini-camera, available Sunday, is about half the ...

GoPro recently refreshed its action camera line-up with two new Hero5 models. But how do the new Hero5 Black and Hero5 Session compare to each other, and the Hero Session which is sticking around?

GoPro’s action cameras have always been dinky, almost a miniaturization of a traditional digital camera. But the company’s latest effort, the GoPro Hero 4 Session, is the smallest GoPro ever — and ...