An decent SLA 3d printer (which will be much more accurate than an FDM printer) can get down to feature sizes of 150 microns. A 300dpi paper printer is hitting about 85 microns, and that's not even a particularly high resolution printer.
Source on SLA printer feature size: https://formlabs.com/blog/3d-printer-resolution-meaning/
An decent SLA 3d printer (which will be much more accurate than an FDM printer) can get down to feature sizes of 150 microns. A 300dpi paper printer is hitting about 85 microns, and that's not even a particularly high resolution printer.
Source on SLA printer feature size: https://formlabs.com/blog/3d-printer-resolution-meaning/