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Phone Ericsson R278d Palm Treo 600 (GSM) Kyocera 2135 Kyocera 2235 Kyocera 7135
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? ? ? ?
Display Resolution & Type 101 x 40 pixels 160 x 160 pixels
LCD (Color)
? ? 160 x 160 pixels
LCD (TFT/TFD)
Display Refresh ? ? ? ? ?
Battery ? ? 925 mAh ? ?
Processor ? ? ? ? 33 MHz DragonBall
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - Yes - - -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - - - -
Front Camera - - - - -
Weight 9.28 oz
(263g)
5.92 oz
(168g)
4.7 oz
(133g)
4.34 oz
(123g)
6.6 oz
(187g)
Dimensions 5.1" x 2" x 1"
(130 x 51 x 25.4 mm)
4.41" x 2.36" x 0.87"
(112 x 60 x 22.1 mm)
5.07" x 1.89" x 1.02"
(129 x 48 x 25.9 mm)
4.72" x 1.89" x 0.95"
(120 x 48 x 24.1 mm)
3.97" x 2.43" x 1.17"
(101 x 62 x 29.7 mm)
Form Factor Slab Slab Slab Slab Clamshell
Platform / OS (proprietary) Palm OS (proprietary) (proprietary) Palm OS
Network Bands

TDMA: 850, 1900

AMPS: 850

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

AMPS: 850

Data Technology - GPRS - 1xRTT 1xRTT
Features 
GPS / Location - n/a - - n/a
Accessibility
Multiple Languages Yes n/a Yes Yes n/a
TTY/TDD (Digital) - Yes - - -
Alerts
Extra Display - - - - Yes
Ringer Profiles Yes - - - -
Connectivity
Infrared (IR) - Yes - - Yes
USB - Yes - - Yes
Contacts
Picture ID - n/a - - n/a
Ringer ID - n/a - - n/a
Voice Dialing - n/a - Yes n/a
Customization
Changeable Body Plates - - Yes - -
Custom Graphics - n/a - - n/a
Custom Ringtones Yes n/a Yes Yes n/a
Data & Network
Data Tethering Yes n/a Yes Yes n/a
WAP / Web Browser Yes n/a Yes Yes n/a
Input
Predictive Text Entry Yes n/a Yes Yes n/a
Side Keys Yes Yes - - Yes
Text Keyboard, Hardware - Yes - - -
Touch Screen - Yes - - Yes
Memory
Memory Card Slot - Yes - - Yes
Messaging
Email Client - n/a - - n/a
MMS - n/a - - n/a
Text Messaging Templates - n/a Yes Yes n/a
Music
Music Player - n/a - - n/a
Productivity
Alarm Yes n/a Yes Yes n/a
Calculator - n/a Yes Yes n/a
Calendar - n/a - - n/a
To-Do List - n/a - - n/a
Voice Memo - n/a - Yes n/a
Software
Games - n/a Yes Yes n/a
Voice
Headset Jack (2.5 mm) - n/a Yes Yes n/a
Speaker Phone - Yes - - Yes
  Ericsson R278d Palm Treo 600 (GSM) Kyocera 2135 Kyocera 2235 Kyocera 7135
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Ericsson R278d Palm Treo 600 (GSM) Kyocera 2135 Kyocera 2235 Kyocera 7135

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