4K resin 3D printers are the new champions of detail, offering unmatched precision for creating models with microscopic features and ultra-smooth surfaces. Imagine jewelry, figurines, and prototypes with flawless finishes! This cutting-edge technology is just emerging, with brands like Anycubic leading the way. Expect higher costs and limited resin options for now, but 14K printing promises to revolutionize the future of 3D printing.