Nintendo Gameboy Advance has a pixel density of:
99.46

A.K.A.
Released: 2001

Resolution: 240×160 2.9″ display

Totaling 0.04mp (megapixels) and having a PPI of 99.46

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Game Boy Advance

Indigo Game Boy Advance
Also known as	iQue Game Boy Advance (China)
Developer	Nintendo R&E
Manufacturer	Nintendo
Product family	Game Boy Advance family
Type	Handheld game console
Generation	Sixth generation
Release date	JP: March 21, 2001[2]NA: June 11, 2001[1]EU: June 22, 2001[3]AU: June 22, 2001[4]CHN: June 8, 2004[citation needed]
Lifespan	2001–2008
Introductory price	US$99.99[5]
Discontinued	JP: Q4 2006PAL: Q4 2008NA: Q1 2008
Units sold	81.51 million (as of June 30, 2010[update])[6]
Media	Game Boy Game Pak Game Boy Color Game Pak Game Boy Advance Game Pak
CPU	ARM7TDMI @ 16.78 MHz, Sharp LR35902 (8080-derived) @ 8.388 or 4.194 MHz
Memory	32 KB internal, 256 KB external, 96 KB VRAM
Display	TFT LCD, 240 × 160 pixels, 40.8 × 61.2 mm[7]
Power	2 × AA batteries
Dimensions	82 x 144.5 x 24.5 mm
Best-selling game	Pokémon Ruby and Sapphire, 16.22 million units[8]
Backward compatibility	Game Boy Game Boy Color
Predecessor	Game Boy Color[9]
Successor	Nintendo DS
Related articles	Game Boy Advance SP Game Boy Micro

This righthand infobox courtesy of Wikipedia.