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Phone Kyocera KX12 Sony Ericsson Z550a Casio G'zOne Boulder Motorola i275 Motorola i80s
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 1.9" diag.
4 : 3
2" diag.
4 : 3
? ?
Display Resolution & Type 128 x 128 pixels
LCD (STN)
176 x 220 pixels
(~148 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~200 ppi)
LCD (TFT/TFD)
128 x 128 pixels
LCD (Color)
?
Display Refresh ? ? ? ? ?
Battery 1,800 mAh ? 810 mAh 750 mAh ?
Processor ? ? ? ? ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - 1 megapixel 1 megapixel Yes -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? ? - -
Front Camera - - - - -
Weight 4.62 oz
(131g)
3.26 oz
(92g)
4.9 oz
(139g)
4.6 oz
(130g)
4 oz
(113g)
Dimensions 4.33" x 1.97" x 1.02"
(110 x 50 x 25.9 mm)
3.43" x 1.77" x 0.79"
(87 x 45 x 20.1 mm)
3.9" x 2" x 0.9"
(99 x 51 x 22.9 mm)
4.8" x 1.93" x 0.98"
(122 x 49 x 24.9 mm)
5.4" x 2" x 1"
(137 x 51 x 25.4 mm)
Form Factor Slab Clamshell Clamshell Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

GSM: 850, 900, 1800, 1900

*

CDMA: 850, 1900

iDEN: 800

iDEN: 800

Data Technology 1xRTT GPRS EVDO rA - -
Features 
Flashlight Yes - Yes - -
GPS / Location Yes - Yes Yes -
Ruggedized Yes - Yes - -
Water-Resistant - - Yes - -
Accessibility
Hearing Aid Compatible - - Yes
M4, T4 (very tele-coil compatible)
- -
Multiple Languages Yes Yes Yes Yes Yes
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display - Yes Yes - -
Ringer Profiles - Yes - Yes Yes
Connectivity
Bluetooth - Yes Yes - -
USB - Yes Yes - -
Contacts
Picture ID Yes Yes Yes - -
Ringer ID Yes Yes Yes Yes -
Voice Dialing Yes Yes Yes Yes Yes
Customization
Changeable Body Plates - - Yes - -
Custom Graphics Yes Yes Yes Yes -
Custom Ringtones Yes Yes Yes Yes -
Real-Music Ringers - Yes - - -
Data & Network
Data Tethering Yes Yes Yes Yes Yes
WAP / Web Browser Yes Yes Yes Yes Yes
Input
Predictive Text Entry Yes Yes Yes Yes Yes
Side Keys Yes Yes Yes Yes Yes
Memory
Memory Card Slot - Yes Yes - -
Messaging
Email Client - Yes - - -
EMS / Picture Messaging Yes - Yes - -
MMS - Yes Yes Yes -
Text Messaging Templates Yes Yes Yes Yes -
Music
FM Radio - Yes - - -
Music Player - Yes Yes - -
Productivity
Alarm Yes Yes Yes - Yes
Calculator Yes Yes Yes - Yes
Calendar Yes Yes Yes Yes Yes
To-Do List - Yes - - -
Voice Memo Yes Yes Yes Yes Yes
Software
BREW Yes * - Yes - -
Games Yes Yes Yes Yes Yes
Java (J2ME) - Yes - Yes Yes
Voice
Headset Jack (2.5 mm) Yes - - Yes Yes
Push-To-Talk Yes Yes * Yes Yes Yes
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Kyocera KX12 Sony Ericsson Z550a Casio G'zOne Boulder Motorola i275 Motorola i80s
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Kyocera KX12 Sony Ericsson Z550a Casio G'zOne Boulder Motorola i275 Motorola i80s

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