Features

The top screen is a 3.53 inch 3D screen with a resolution of 800x240 (400x240 pixels per eye).
No 3D glasses required.
The bottom screen is a 3.02 inch non-3D touch panel with a resolution of 320x240.
The Nintendo 3DS is black and blue, black and red or black and grey[6].
Two cameras on the outside of the device for 3D picture taking. Camera resolution is 640x480 (0.3 Megapixel).
3D depth slider on the side of the device.
250 Mhz CPU, 4 times quicker than the original DS. Using the full 2.5ghz processor that Nintendo 3DS is able to produce 3D imaging through the DS camera in 'Movie Record Mode'.
Round nub analog stick called the “Slide Pad”.
Motion sensor and gyroscope.
Compatible with Nintendo DS and DSi.
A camera facing the player above the portable’s 3D screen. Camera resolution is 640x480 (0.3 Megapixel).
The ability to play 3D Hollywood movies, like Legends of the Guardians from Warner Brothers.
3DS titles will be Kid Icarus: Uprising, Metal Gear Solid Snake Eater 3D: "The Naked Sample", Nintendogs + Cats, Resident Evil Revelations, DJ Hero 3D, The Sims 3, Professor Layton and the Mask of Miracle, Ridge Racer, Kingdom Hearts, Dead or Alive 3D, Samurai Warriors 3D, Battle of Giants: Dinosaur Strike, Hollywood 61, Chocobo Racing 3D, Super Street Fighter IV, Splinter Cell: Chaos Theory, Ghost Recon, Animal Crossing, Paper Mario, Star Fox 64, Pilotwings Resort, Steel Diver, and Mario Kart 3D.
The 3DS periodically searches for Wi-Fi spots and other 3DSs.
Easy online navigation.
No monthly fee for Nintendo’s 3DS online access.
More than twenty companies have signed on to develop for the 3DS, currently supporting a list of 70+ 3DS titles.
Appox. 8 oz.
5.3 inches wide, 2.9 inches long, 0.8 inches tall (when closed).