As it has done in the past, Samsung is dual sourcing the image sensors for the Galaxy S9 and S9+ – depending on where you buy yours, it may have a Sony-designed IMX345 or a Samsung-designed S5K2L3 ISOCELL Fast. TechInsights has examined both sensors at a microscopic level and found them to have a different design.
Both sensors have a 3-layer stacked design – a CMOS sensor with the image pixels, another for the image signal processor (ISP) and finally a DRAM chip for those coveted 960fps videos. But the organization is different.
Sony IMX345 design • Samsung ISOCELL Fast design •…