Best DSLR for beginners always in sharp focus, capturing every detail precisely, the Canon EOS-1D X Mark III’s accurate autofocus ensures these in your subjects. A new sensor with about 28 times the resolution of its predecessor improves the Canon EOS-1D X Mark III’s autofocus speed and accuracy. It expands the brightness range that the AF system can work in and also enables greater autofocus precision so that it can focus both in dimly lit and well-illuminated environments. In a broader range of situations, it is more accurate.