The Sony A7S III, released in 2020, uses a 12.1 MP full-frame BSI CMOS sensor with 8.5 μm pixels and a native ISO range of 80–102,400 (expandable to 409,600), delivering unparalleled low-light sensitivity. The Canon EOS R5, released in 2020, features a 45 MP full-frame CMOS sensor with 4.4 μm pixels, native ISO 100–51,200 (expandable…
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