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Phone Kyocera 2135 Ericsson T28 World Nokia 9290 Palm Treo 650 (CDMA) Ericsson R278d
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)
101 x 40 pixels
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)
3.14 oz
(89g)
8.6 oz
(244g)
6.3 oz
(179g)
9.28 oz
(263g)
Dimensions 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)
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)
5.1" x 2" x 1"
(130 x 51 x 25.4 mm)
Form Factor Slab Flip Clamshell Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) Palm OS (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

GSM: 900, 1900

GSM: 1900

CDMA: 850, 1900

TDMA: 850, 1900

AMPS: 850

Data Technology - - - 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
Classic Audio
-
Infrared (IR) - - Yes Yes -
Contacts
Picture ID - - - n/a -
Voice Dialing - Yes - n/a -
Customization
Changeable Body Plates Yes - - - -
Custom Graphics - - - n/a -
Custom Ringtones Yes Yes - n/a Yes
Data & Network
Data Tethering Yes Yes Yes n/a 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 -
Music
Music Player - - - n/a -
Productivity
Alarm Yes Yes Yes n/a Yes
Calculator Yes Yes Yes n/a -
Calendar - - Yes n/a -
To-Do List - - Yes n/a -
Software
Games Yes Yes Yes n/a -
Java (J2ME) - - Yes n/a -
Voice
Headset Jack (2.5 mm) Yes - - n/a -
Speaker Phone - - Yes Yes -
  Kyocera 2135 Ericsson T28 World Nokia 9290 Palm Treo 650 (CDMA) Ericsson R278d
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Kyocera 2135 Ericsson T28 World Nokia 9290 Palm Treo 650 (CDMA) Ericsson R278d

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