Amazon UK Amazon US Sony A1 The Sony Alpha 1 offers hell lot.Video users extremely happy 8K 30fps / 4K 120fps footage , overkill average videographer.High-speed stills photographers impressed 30fps offer , even looking high-resolution shots impressed 50mp offer.Noise well controlled , expected increases ISO speed increased.At ISO3200 noise becomes visible , slight drop ( ) fine detail.This continues ISO6400 , ISO12800 noise becomes noticeable ( less pleasant look ) , would think photos still produce usable results depending needs.At ISO25600 noise becomes less pleasant 'd avoid using setting ( ) , NR set Low.We took photos noise reduction set low , included examples noise reduction switched off.The NR options Off , Low , Normal/Standard.ISO figure noise starts become visible : ISO3200 ISO figure noise overwhelms image : ISO51200 Interested ?