Below is a table of pixel densities (PPI) suitable for prints depending on their viewing distances: Minimum pixel density Viewing distance (PPI) (meters) (feet) 300 0.6 2 180 1 3.3 120 1.5 5 90 2 6.5 60 3 10 35 5 16 18 10 33 12 15 50 4 50 160 3 60 200 1 200 650 Read more