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Phone Ericsson R520 Nokia 9290 Palm Treo 650 (CDMA) Kyocera 2135 Ericsson T28 World
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? ? ? ?
Display Resolution & Type ? 640 x 200 pixels
LCD (TFT/TFD)
320 x 320 pixels
LCD (TFT/TFD)
? ?
Display Refresh ? ? ? ? ?
Battery ? 1,300 mAh ? 925 mAh 500 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 4.23 oz
(120g)
8.6 oz
(244g)
6.3 oz
(179g)
4.7 oz
(133g)
3.14 oz
(89g)
Dimensions 5.12" x 1.97" x 0.63"
(130 x 50 x 16 mm)
6.22" x 2.2" x 1.06"
(158 x 56 x 26.9 mm)
4.4" x 2.3" x 0.9"
(112 x 58 x 22.9 mm)
5.07" x 1.89" x 1.02"
(129 x 48 x 25.9 mm)
3.9" x 2" x 0.6"
(99 x 51 x 15.2 mm)
Form Factor Slab Clamshell Slab Slab Flip
Platform / OS (proprietary) (proprietary) Palm OS (proprietary) (proprietary)
Network Bands

GSM: 900, 1800, 1900

GSM: 1900

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

GSM: 900, 1900

Data Technology GPRS - 1xRTT - -
Features 
GPS / Location - - n/a - -
Accessibility
Multiple Languages Yes Yes n/a Yes -
Alerts
Extra Display - Yes - - -
Ringer Profiles Yes Yes - - Yes
Connectivity
Bluetooth Yes
HSP, Sync, OPP, DUN
- Yes
Classic Audio
- -
Infrared (IR) Yes Yes Yes - -
Contacts
Picture ID - - n/a - -
Voice Dialing Yes - n/a - Yes
Customization
Changeable Body Plates - - - Yes -
Custom Graphics - - n/a - -
Custom Ringtones Yes - n/a Yes Yes
Data & Network
Data Tethering Yes Yes n/a Yes Yes
WAP / Web Browser Yes Yes n/a 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 Yes n/a Yes -
Music
Music Player - - n/a - -
Productivity
Alarm Yes Yes n/a Yes Yes
Calculator Yes Yes n/a Yes Yes
Calendar Yes Yes n/a - -
To-Do List - Yes n/a - -
Voice Memo Yes - n/a - -
Software
Games Yes Yes n/a Yes Yes
Java (J2ME) - Yes n/a - -
Voice
Headset Jack (2.5 mm) - - n/a Yes -
Speaker Phone Yes Yes Yes - -
  Ericsson R520 Nokia 9290 Palm Treo 650 (CDMA) Kyocera 2135 Ericsson T28 World
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Phone Ericsson R520 Nokia 9290 Palm Treo 650 (CDMA) Kyocera 2135 Ericsson T28 World

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