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Phone Ericsson R278d Kyocera 2135 Motorola v120x Motorola V177 Kyocera KX12
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Not yet released Released
Specifications 
Display Size ? ? ? ? ?
Display Resolution & Type 101 x 40 pixels ? ? 128 x 160 pixels
LCD (STN)
128 x 128 pixels
LCD (STN)
Display Refresh ? ? ? ? ?
Battery ? 925 mAh ? ? 1,800 mAh
Processor ? ? ? ? ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - - - - -
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - - - - -
Front Camera - - - - -
Weight 9.28 oz
(263g)
4.7 oz
(133g)
4.5 oz
(128g)
3.67 oz
(104g)
4.62 oz
(131g)
Dimensions 5.1" x 2" x 1"
(130 x 51 x 25.4 mm)
5.07" x 1.89" x 1.02"
(129 x 48 x 25.9 mm)
5" x 1.7" x 1.1"
(127 x 43 x 27.9 mm)
3.48" x 1.88" x 1"
(88 x 48 x 25.4 mm)
4.33" x 1.97" x 1.02"
(110 x 50 x 25.9 mm)
Form Factor Slab Slab Slab Clamshell Slab
Platform / OS (proprietary) (proprietary) (proprietary) (proprietary) (proprietary)
Network Bands

TDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

AMPS: 850

GSM: 850, 1900

CDMA: 850, 1900

AMPS: 850

Data Technology - - - GPRS 1xRTT
Features 
Flashlight - - - - Yes
GPS / Location - - - - Yes
Ruggedized - - - - Yes
Accessibility
Multiple Languages Yes Yes Yes Yes Yes
TTY/TDD (Digital) - - - Yes Yes
Alerts
Extra Display - - - Yes -
Ringer Profiles Yes - Yes Yes -
Contacts
Picture ID - - - - Yes
Ringer ID - - - - Yes
Voice Dialing - - Yes - Yes
Customization
Changeable Body Plates - Yes - - -
Custom Graphics - - - Yes Yes
Custom Ringtones Yes Yes Yes Yes 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
Messaging
EMS / Picture Messaging - - - Yes Yes
Instant Messaging - - - Yes -
MMS - - - Yes -
Text Messaging Templates - Yes Yes Yes Yes
Productivity
Alarm Yes Yes Yes Yes Yes
Calculator - Yes - Yes Yes
Calendar - - Yes - Yes
Voice Memo - - Yes - Yes
Software
BREW - - - - Yes *
Games - Yes Yes Yes Yes
Voice
Headset Jack (2.5 mm) - Yes Yes Yes Yes
Push-To-Talk - - - Yes * Yes
Speaker Phone - - - Yes Yes
  * Some versions only
  Ericsson R278d Kyocera 2135 Motorola v120x Motorola V177 Kyocera KX12
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Ericsson R278d Kyocera 2135 Motorola v120x Motorola V177 Kyocera KX12

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