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Phone Motorola i670 Palm Treo 755p Kyocera 2235 Sony Ericsson Z310 Samsung Axle R311
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? ? ? 1.9" diag.
4 : 3
Display Resolution & Type 130 x 130 pixels
LCD (TFT/TFD)
320 x 320 pixels
LCD (TFT/TFD)
? 128 x 160 pixels
LCD (STN)
176 x 220 pixels
(~148 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ? ?
Battery ? 1,600 mAh ? ? ?
Processor ? 312 MHz Intel XScale ? ? ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - 1 megapixel - Yes Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - CIF (352 x 288) - - -
Front Camera - - - - -
Weight 4.06 oz
(115g)
5.64 oz
(160g)
4.34 oz
(123g)
3.2 oz
(91g)
3.37 oz
(96g)
Dimensions 3.46" x 2" x 1.02"
(88 x 51 x 25.9 mm)
4.4" x 2.3" x 0.84"
(112 x 58 x 21.3 mm)
4.72" x 1.89" x 0.95"
(120 x 48 x 24.1 mm)
3.4" x 1.8" x 1"
(86 x 46 x 25.4 mm)
3.54" x 1.77" x 0.77"
(90 x 45 x 19.6 mm)
Form Factor Clamshell Slab Slab Clamshell Clamshell
Platform / OS (proprietary) Palm OS (proprietary) (proprietary) (proprietary)
Network Bands

iDEN: 800

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

GSM: 850, 1800, 1900

CDMA: 850, 1900

Data Technology WiDEN EVDO r0 1xRTT EDGE 1xRTT
Features 
GPS / Location Yes n/a - - Yes
Accessibility
Adjustable Text Size Yes n/a - - -
Hearing Aid Compatible Yes Yes - Yes Yes
Multiple Languages - n/a Yes Yes Yes
TTY/TDD (Digital) Yes Yes - Yes Yes
Alerts
Extra Display - - - Yes Yes
Ringer Profiles Yes - - Yes -
Connectivity
Bluetooth - Yes
Classic Audio
- Yes Yes
Classic Audio
Infrared (IR) - Yes - Yes -
USB - Yes - Yes -
Contacts
Picture ID - n/a - Yes Yes
Ringer ID Yes n/a - Yes Yes
Voice Dialing Yes n/a Yes - Yes
Customization
Custom Graphics Yes n/a - Yes Yes
Custom Ringtones Yes n/a Yes Yes Yes
Real-Music Ringers - n/a - Yes Yes
Data & Network
Data Tethering Yes n/a Yes Yes Yes
External Antenna Jack - n/a - - -
WAP / Web Browser Yes n/a Yes Yes Yes
Input
Predictive Text Entry Yes n/a Yes Yes Yes
Side Keys Yes Yes - Yes Yes
Text Keyboard, Hardware - Yes - - -
Touch Screen - Yes - - -
Memory
Memory Card Slot - Yes - - -
Messaging
Email Client - n/a - Yes -
Instant Messaging - n/a - - -
MMS Yes n/a - Yes Yes
Text Messaging Templates Yes n/a Yes Yes Yes
Music
Music Player - n/a - - -
Productivity
Alarm - n/a Yes Yes Yes
Calculator - n/a Yes Yes Yes
Calendar Yes n/a - Yes Yes
To-Do List - n/a - Yes -
Voice Memo Yes n/a Yes Yes Yes
Software
BREW - n/a - - Yes
Games - n/a Yes Yes Yes
Java (J2ME) Yes n/a - Yes -
Voice
Headset Jack (2.5 mm) Yes n/a Yes - -
Push-To-Talk Yes - - - -
Speaker Phone Yes Yes - Yes Yes
  * Some versions only
  Motorola i670 Palm Treo 755p Kyocera 2235 Sony Ericsson Z310 Samsung Axle R311
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Motorola i670 Palm Treo 755p Kyocera 2235 Sony Ericsson Z310 Samsung Axle R311

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