Basic model
no cd-rom, just cradle.
but can use external

10.4" lcd or 11"
10.4 is cheaper'

CCT (close circuit)

Crusoe
transmeta
600-900mhz
less heat and power consumption

128mb memory
upgradable 512mb

resistive vs EM touchscreen

firewire

usb + 2 on cradle

bluetooth

gps optional

802.11 can be built-in

gsm/gprs possible

keyboard'

cd-rom is always in thecradle.

fingerprint recognition

barcode scanner

e-model