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Phone Kyocera 2135 Palm Treo 650 (CDMA) Ericsson T28 World Nokia 9290 Ericsson T39
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? ? ? ?
Display Resolution & Type ? 320 x 320 pixels
LCD (TFT/TFD)
? 640 x 200 pixels
LCD (TFT/TFD)
?
LCD (Grayscale)
Display Refresh ? ? ? ? ?
Battery 925 mAh ? 500 mAh 1,300 mAh ?
Processor ? 312 MHz Intel XScale PXA270 ? ? ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - Yes - - -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - QVGA (320 x 240) - - -
Front Camera - - - - -
Weight 4.7 oz
(133g)
6.3 oz
(179g)
3.14 oz
(89g)
8.6 oz
(244g)
3.03 oz
(86g)
Dimensions 5.07" x 1.89" x 1.02"
(129 x 48 x 25.9 mm)
4.4" x 2.3" x 0.9"
(112 x 58 x 22.9 mm)
3.9" x 2" x 0.6"
(99 x 51 x 15.2 mm)
6.22" x 2.2" x 1.06"
(158 x 56 x 26.9 mm)
3.78" x 1.97" x 0.71"
(96 x 50 x 18 mm)
Form Factor Slab Slab Flip Clamshell Flip
Platform / OS (proprietary) Palm OS (proprietary) (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

GSM: 900, 1900

GSM: 1900

GSM: 900, 1800, 1900

Data Technology - 1xRTT - - GPRS
Features 
GPS / Location - n/a - - -
Accessibility
Multiple Languages Yes n/a - Yes Yes
Alerts
Extra Display - - - Yes -
Ringer Profiles - - Yes Yes Yes
Connectivity
Bluetooth - Yes
Classic Audio
- - Yes
HSP, DUN, OPP, Sync
Infrared (IR) - Yes - Yes Yes
Contacts
Picture ID - n/a - - -
Voice Dialing - n/a Yes - Yes
Customization
Changeable Body Plates Yes - - - -
Custom Graphics - n/a - - Yes
Custom Ringtones Yes n/a Yes - Yes
Data & Network
Data Tethering Yes n/a Yes Yes Yes
WAP / Web Browser Yes n/a - Yes Yes
Input
Predictive Text Entry Yes n/a - - Yes
Side Keys - Yes Yes - Yes
Text Keyboard, Hardware - Yes - Yes -
Touch Screen - Yes - - -
Memory
Memory Card Slot - Yes - Yes -
Messaging
Email Client - n/a - - -
MMS - n/a - - -
Text Messaging Templates Yes n/a - Yes Yes
Music
Music Player - n/a - - -
Productivity
Alarm Yes n/a Yes Yes Yes
Calculator Yes n/a Yes Yes Yes
Calendar - n/a - Yes Yes
To-Do List - n/a - Yes -
Voice Memo - n/a - - Yes
Software
Games Yes n/a Yes Yes Yes
Java (J2ME) - n/a - Yes -
Voice
Headset Jack (2.5 mm) Yes n/a - - -
Speaker Phone - Yes - Yes -
  Kyocera 2135 Palm Treo 650 (CDMA) Ericsson T28 World Nokia 9290 Ericsson T39
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Phone Kyocera 2135 Palm Treo 650 (CDMA) Ericsson T28 World Nokia 9290 Ericsson T39

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