Jared Hansen 
A 3D printer does not have one universal expiration date. Its useful life depends on print hours, workload, maintenance, replaceable components, and continued access to parts and support.
Compare large-format FDM printers by usable build volume, material support, long-print reliability, multicolor workflow, and workspace requirements.
The Elegoo Mars 5 Ultra is a sensible first resin printer for detailed miniatures, but only if you also have a controlled workspace and a safe post-processing plan.