The document compares specifications of four label printers: Zebra ZT230, Argox X-2000V, GC420T, and OS214 Plus. The Zebra ZT230 has the fastest printing speed at 6 inches per second, supports the largest media roll and label length, largest memory, and connectivity over parallel, serial, USB, Ethernet, and Wi-Fi. It also has local technical support and replacement parts available in Brazil.