How pixel size affects low light performance The pixels place sensor , smaller pixels be.Assuming two sensors size , sensor megapixels smaller pixels.The size pixel camera ’ sensor measured Micron , represented μm.Pixel sizes range 1.1 microns smallest smartphone sensor 8 microns full-frame sensors.Using previous example , Canon EOS R5 ’ pixels measure 4.39 μm EOS R6 ’ pixels larger 6.56 μm.Best cameras low light photography The options list best cameras low light photography chosen based experience testing them.You might also find guide best cameras image quality useful.For deeper dive many different camera types features available , check range camera buying guides.Nikon D850 Specification Camera type : Full-frame ( FX ) DSLR Full-frame ( FX ) DSLR Announced : 24th August 2017 24th August 2017 Lens mount : Nikon F Nikon F Sensor : 45.7Mp full-frame ( 35.9 x 23.9mm ) backside-illuminated CMOS 45.7Mp full-frame ( 35.9 x 23.9mm ) backside-illuminated CMOS Maximum continuous shooting rate : 7fps standard , 9fps optional MB-D18 Multi-Power Battery Pack 51 14-bit lossless compressed raw files 170 12-bit lossless compressed raw files Autofocus system : Viewfinder : Multi-CAM 20K autofocus sensor 153 focus points ( including 99 cross-type sensors 15 sensors support f/8 ) , 55 ( 35 cross-type sensors 9 f/8 sensors ) available selection , Live view : Contrast detection Viewfinder : Multi-CAM 20K autofocus sensor 153 focus points ( including 99 cross-type sensors 15 sensors support f/8 ) , 55 ( 35 cross-type sensors 9 f/8 sensors ) available selection , Live view : Contrast detection Viewfinder : Optical pentaprism type Optical pentaprism type Screen : Tilting , touch-sensitive 3.2-inch TFT LCD 2,359,000 dots Tilting , touch-sensitive 3.2-inch TFT LCD 2,359,000 dots Dimensions : 146×124×78.5mm / 5.8×4.9×3.1inches 146×124×78.5mm / 5.8×4.9×3.1inches Weight : 1,005g / 2lb 3.5oz battery XQD memory card without body cap , 915g /2lb 0.3oz camera body Inside D850 full-frame ( 35.9 x 23.9mm ) sensor 45.7 million effective pixels .