The all-new a7R III from Sony is a full-frame, mirrorless camera equipped with a 42.4MP sensor, 4K video recording, 10FPS continuous shooting, and a hybrid AF system with 399 phase-detection points. It picks up where the only 6-month old A9 left off, offering a brighter, more detailed display & an upgraded, touch-sensitive 1.44-million dot LCD and Whitemagic technology.