Proving that speed, resolution, and video capabilities can all coexist, the Sony a7R IIIA is a versatile, high-performance camera characterized by not only its resolution, but by its multimedia versatility. Featuring a back-illuminated design, the full-frame 42.4-megapixel Exmor R CMOS sensor works with the BIONZ X image processor to offer high-resolution stills and video while minimizing noise and improving speed.