iPhone 6.1 2556x1179 2.2 2500

iPhone 6.7 2796x1290 2.2 2800

11” iPad 2388x1668 1.4 2400

12.9” iPad 2732x2048 1.4 2700

MacBook Air 13 2560x1664 (1.54)         2500 

MacBookPro 14 3024x1964 (1.54) 3000

MacBookPro 16 3456x2234 (1.55) 3400

Nikon D700 4256x2832 1.5 4300

Canon 5d3 5760x3840 1.5 6000

Canon R6II 6000x4000 1.5 6000

Canon R5 8192x5464  1.5 8000

A7RV         9504x6336 (1.5) 9500

MacStudio 5K 5120x2880 (1.8) 5000

Mac Pro XDR 6K 6016x3384 (1.8) 6000

A5  15cm x 20cm (120PPcm) --- 6" x 8"  (300ppi) ----- 2 400px.

A4  20cm x 30cm (120PPcm) --- 8" x 12" (300ppi) ----- 3 600px.

A3  30cm x 40cm (120PPcm) --- 12" x 16" (300ppi) ---- 4 800px.

A2  40cm x 60cm (120PPcm) --- 16" x 24" ----------    7 200 px