These inkjet printers print A1 to A0 and A0+ sizes and at varying lengths. It's important to note that each HP Designjet printer ink cartridge is made specifically for that printer, and each Designjet has a large format paper portfolio compatible with that printer. Designjets are best suited to the different industries within which it functions. HP's Designjets' functionalities and specifications have been honed in for specific use according to each industry's requirements.