¹ Average number of cartridges required /savings achieved printing the same number of pages using the ink bottles included within the EcoTank range, excluding hardware price. Comparison made on the average of the A4 EcoTank range versus the average of the top 10 best-selling models in Western Europe, in the period January 2017– December 2017, as tracked by GfK. Printing costs calculated on the proportion of Standard and XL cartridges as tracked by GfK for the same reference period for the Western European market, using average retail prices. Ink cartridge yields as communicated by the manufacturer’s websites

² Largest unit share of the market for 500-lumen and higher projectors. (Survey conducted by Futuresource Consulting Limited for the period from 2001 to 2016)