Sony A7s II sensor review: Low-light performance redefined
Introduction
Specifications and Features
The Sony A7S II is the not-unexpected update of the earlier video-centric 12-Mpix A7S. Like its predecessor, it adopts a full-frame 12.2MP Exmor CMOS sensor, but now boasts 5-axis stabilization and internal UHD 4K recording at 30 fps with full pixel read-out (without pixel-binning). In addition, there’s 1080p recording at up to 120 fps (for slow-motion footage) and all in XAVC S format. Picture Profile settings have been redeveloped, adding S-Gamut3.Cine/S-Log3 and S-Gamut3/S-Log3, which deliver what the company claims (“wide dynamic range and simple color correction”) and complement the camera’s 4K recording capabilities.
The BIONZ X image processor enables increased