The standard paper size for printers is A4. For some offices and types of work, you need a printer that can also print A3 paper. This paper size allows details and designs to stand out, which is a large advantage for certain jobs. The Epson A3 printers are suitable for offices and use at home. Want to scan and copy in addition to printing? There are also Epson all-in-one printers that you can use for every task.