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MIcrovision
First handheld but due to small selection of games it fell into obscurity. -
Game & Watch
Made by Nintendo had a LCD screen and had mostly single player games. -
Coleco Portable Arcade Machine
First Portable Arcade system released in 1982, sported basic back lit screen and featured basic color. Original wave consisted of Pac-Man, Galaxian, Donky Kong, and Frogger. -
Nintendo Game Boy
Released on April, 21 1989, it sported basic graphics and no back lighting. Many classics were released for this system, such as Tetris, Pokemon, Mario, Kirby and Dragon Quest. -
Atari Lynx
The Atari Lynx was one of Atari's last attempts to be relevant. They failed miserably, with a clunky system and terrible library of games. -
Sega Game Gear.
The Game Gear was released in 1991, featured Back lighting, full color. -
Game Boy Color
Sequel to the Game Boy, featured full color, and no back lighting. Many sequels to classics were released on this system, Such as Pokemon Gold/Silver/Crystal and Dragon Quest: Monster Hunters -
Neo Geo Pocket Color
Released in 1999, It featured full color and no backlight. It was the first handheld to have connectivity with a home console. Failed due to a lack of interest since the Game Boy Advance was to be released soon. -
Game Boy advance.
Released in 2001, sported over all better graphics but no backlighting. It was home to some of the best selling games of the time; Pokemon Ruby/Sapphire/Emerald, Mother 3, as well as remakes of Super Mario Bros 1-3. -
Game Boy Advance SP
It's the Game Boy Advance with several improvements, Backlighting, sleeker design, and a rechargeable battery -
Nintendo DS
Released November 21, 2004, features two screens and supported 3D graphics. -
PSP
The PSP, or Playstation Portable, was Sony's introduction to the handheld market. More expensive than a DS, and wasn't really marketed to children. -
DS Lite
Same as the normal DS however it was slimmer and cheaper. -
DSi
Same thing as the normal DS, however it sported duel cameras. -
PSP go
A complete resign of the original PSP. -
3DS
The successor to the normal DS, main selling point was full 3D capability. Also sported improved graphics -
Ps Vita
Update to the PSP, failed due to lack of launch games and poor marketing. -
2DS
Same thing as the 3DS except 3D capabilities are taken away, Marketed to younger children