A "capable camera" refers to a camera that has the ability or skill to capture high-quality photos or videos. It implies that the camera is competent, proficient, and reliable in producing good results. Full definition
Very capable camera, especially the front - facing one, which is a clear step up from other similar tablets. (tabletbite.com)
The main reason for that isn't necessarily the size — instead it's the phone's highly capable camera and battery life that makes it more dependable than many larger competitors. (androidcentral.com)
After all, smartphones are being equipped with much more capable cameras for shooting video than they were previously. (pocket-lint.com)