Nokia’s 3600 Slide features background noise cancellation, 3.2 Mega Pixel camera with auto focus and 2 LED lights and also including FM radio.  Why of course it has Bluetooth along with a tv out option, mircosd  slot and 30 mb bulit in memory.

Nokia 6600 fold  has a electromagnetic one-touch opening mechanism with a OLED screen size of 2.13″.  Its a 2 Mega Pixel camera with double LED, 18 mb onboard memory and a microsd slot.

Nokia 6600 slide has all the major features of the 6600 fold such as the FM radio, bluetooth, Nokia Maps, 3G and EDGE with the exception of the camera.  The slide has a 3.1 mega pixel camera with auto focus.

gizmag.com