2.Incredible alternative : Nikon D850 First things first : The Nikon D850 one Nikon ’ top DSLRs amazing low light shooter right.In fact , Nikon D850 edges Canon 5D Mark IV comes low-light focusing.The Nikon D850 lock focus almost complete darkness , ’ rated Nikon AF sensitivity EV -4.In words , D850 strong option event photographers , well anyone else looking shoot moving subjects low light.Where Nikon D850 falls short terms ISO performance – though “ falling short ” bit misnomer case , D850 features amazing high ISO capabilities . ( It ’ credit Canon 5D Mark IV ’ outstanding low light performance comes ahead Nikon . ) The D850 offers beautiful photos ISO 1600.Images still usable ISO 3200.After , color casts begin distort D850 ’ photos , though noise performance still impressive.If ’ comparing D850 versus 5D Mark IV , ’ worth noting higher resolution D850 ( 45.7 megapixels ) frame-per-second rate ( 7 fps ) .