The camera responsive , delivers excellent detail images , thanks 28mm equivalent lens.For best results , lower ISO speeds best.Results look good ISO1600 , good ISO3200 , detail dropping this.Noise quite grainy , reasonable ISO6400 / ISO12800 , although 's likely highest speed 'll want use.You 're going want avoid using ISO25600 noise high , detail low.The highest ISO speeds ISO51200 ISO102400 best avoided altogether , noise excessive.ISO figure noise starts become visible : ISO800 ISO figure noise overwhelms image : ISO6400 Interested ? Help support ePHOTOzine using links.Amazon UK Amazon US Sony RX 100 VII ( 1in ) The RX100 VII offers ISO range ISO800 ISO128000 , ISO25600 available using multi-frame noise reduction.This available shooting JPEG images , raw.Using ISO80 ISO100 results image slightly lower dynamic range , ISO125 base ISO speed .