Sega GameGear

Type: Handheld
Publisher: Sega
Firstly released in: Japan
First release: 1991
Release and compatibility details: Release in May 1991 in US, in Japan it was possibly sooner, but don't know when exactly.

Success and unsuccess:

Most popular years: 1991-1995
Most popular countries: Japan, USA
Amount of games in database: 597 (list)
Amount of music records in database: 7 (list)
Amount of downloadable MIDI tunes: 7 (list)
Importance on the market in the most popular years: Medium

Characteristics:

Game Gear is Sega's color handheld with very similar hardware as Sega Master System (only better color palette adjusted for handheld system)

Main Processor: Z-80 (8-bit)
Processor Speed: 3.58 MHz
Resolution: 160 x 146
Colors Available: 4,096
Colors On-Screen: 32
Maximum Sprites: 64
Sprite Size: 8 x 8
Screen Size: 3.2 Inches
Audio: 4-lyr
RAM: 24K

Games and music info:

Most common media for storing games: Cartridge
Average packed game size: 165 kB
Music formats: VGM

Emulation info:

Because Game Gear uses almost same hardware as Master System, look for emulation info in Sega Master System section.

This emulation info was written on 20.December 2002. (This time is very important, because emulation info very depends on the time it was written - emulators can improve a lot after this time..).