In practical terms , means 's possible use slower shutter speeds hand-holding camera.And slower shutter speed means light sensor , turn means better low-light performance.Excellent beginners 're learning ins outs photographer , Olympus OM-D E-M10 also pocket sized ideal travel.Its Micro Four Thirds mount gives lot lenses choose , retro dial-based controls make enjoyable camera use . ( Image credit : Nikon ) 05.Nikon Z6 II Nikon ’ enthusiast mirrorless model better low light big brother.Specifications Sensor : 24.5MP CMOS BSI full-frame sensor ISO range : 100-51,200 ( expandable 50-204,800 ) Lens : Nikon Z lens mount Image stabilisation : 5-axis sensor-shift image stabilisation Today 's Best Deals View Amazon ( opens new tab ) View John Lewis ( opens new tab ) View very.co.uk ( opens new tab ) Reasons buy + Capable , versatile autofocus + Metering works dark + Sophisticated Z lens mount Reasons avoid - Battery life could better The smartly designed Nikon Z6 II top camera Nikon Z full-frame mirrorless range – honour currently belongs sporty Nikon Z9 .