Epson EcoTank ET-3850 Colour Inkjet All-In-One Printer\n\nAverage cost per page saving and average number of inkjet cartridges required to print the same number of pages as EcoTank \u201C102\u201D and \u201C104\u201Dink bottles. Comparison between average yield (A4 prints of ISO/IEC 24711) of EcoTank \u201C102\u201D and \u201C104\u201D bottles and the genuine consumables used within the 50 best-selling inkjet cartridge printers (according to GfK Inkjet Printing Devices and Inkjet Printing Cartridges Point of Sale panel market data for Germany, France, UK, Spain and Italy Apr-19 \u2013 Mar 2020). 2. Based on print volume of 100 pages per month and the lowest yield produced from the first set of inks. 3. Quoted yields are extrapolated based on Epson original methodology from the print simulation of Test Patterns provided in ISO/IEC 24712 or 29103. Quoted yields are NOT based on ISO/IEC 24711 or 29102. Quoted yields may vary depending on the images that you are printing, the paper type ;