You will find lots of printers even in the A3 range. These printers are available in both laser and inkjet models. You can print posters, maps and other documents up to A3 size. Take a look at a high-end laser A3 multifunction printer. It can print documents up to 1200 x 1200 dpi resolution. You will have crisp and clear text and images on the printed paper. Inkjet printers are known to deliver good quality prints at low per print cost.
The multifunction printers are not limited to printing. You can use them to scan documents as well. Combine this feature with printing and you have a multifunction device that can be used to scan, copy, fax and print large size A3 format papers. Even with all such complex functions, the printer is easy to operate. You can print documents without connecting the printer to a computer. Its small color touchscreen lets you operate all functions of this device easily.