Sony's latest RX100, the Cyber-shot RX100 IV, brings the manufacturer's stacked CMOS sensor design to the 1"-type sensor size for the first time. The 20MP chip, also in the Cyber-shot RX10 II, pushes all the pixel circuitry onto a separate layer, creating room for high-speed processing within the chip. See how it performs against its peers in our studio test scene. Read... more