Nintendo Gameboy has a pixel density of:
82.79

A.K.A.
Released: 1989

Resolution: 160×144 2.6″ display

Totaling 0.02mp (megapixels) and having a PPI of 82.79

Category: Other
Tags: 8-bit

Game Boy

An original Game Boy
Developer	Nintendo R&D1
Manufacturer	Nintendo
Product family	Game Boy line
Type	Handheld game console
Generation	Fourth generation
Release date	JP: April 21, 1989[2]NA: July 31, 1989[1]EU: September 28, 1990
Lifespan	1989–2003
Introductory price	¥12,500[citation needed] US$89.95[3]
Discontinued	March 23, 2003[4]
Units sold	Worldwide: 118.69 million[4] including Game Boy (Play it Loud!), Game Boy Pocket, Game Boy Light and Game Boy Color units)
Media	ROM cartridge
CPU	Sharp LR35902 core @ 4.19 MHz
Display	LCD 160 × 144 pixels, 47 × 43 mm[5]
Power	4 × AA batteries (original)
Best-selling game	Tetris, 30.26 million (pack-in/separately)[6]
Predecessor	Game & Watch
Successor	Game Boy Color[7]

This righthand infobox courtesy of Wikipedia.