MUNBYN RealWriter 403B vs Zebra ZD421d: Which is Better?
Both printers are quick—MUNBYN’s testing cites roughly 72 labels/min at 203 dpi, while Zebra rates the ZD421 platform up to 6 ips (≈152 mm/s) with the ZD421d offering 203-dpi standard and a 300-dpi option on some variants. The right pick depends less on raw speed and more on how you print