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Phone Kyocera Oystr KX9d / KX9e Samsung Trance SCH-U490 Ericsson R278d
Current U.S. Carriers (none) (none) (none)
Global Availability Released Released Released
Specifications 
Display Size ? 2.1" diag.
4 : 3
?
Display Resolution & Type 128 x 128 pixels
LCD (STN)
176 x 220 pixels
(~134 ppi)
LCD (TFT/TFD)
101 x 40 pixels
Display Refresh ? ? ?
Battery 870 mAh ? ?
Processor ? ? ?
RAM ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware
Main Camera - 1 megapixel -
Wide Camera - - -
Tele Camera - - -
Video Capture - - -
Front Camera - - -
Weight 3.5 oz
(99g)
3.53 oz
(100g)
9.28 oz
(263g)
Dimensions 3.46" x 1.88" x 0.98"
(88 x 48 x 24.9 mm)
4" x 1.97" x 0.55"
(102 x 50 x 14 mm)
5.1" x 2" x 1"
(130 x 51 x 25.4 mm)
Form Factor Clamshell Slide Slab
Platform / OS (proprietary) (proprietary) (proprietary)
Network Bands

CDMA: 1900

*

CDMA: 850, 1900

TDMA: 850, 1900

AMPS: 850

Data Technology 1xRTT 1xRTT -
Features 
GPS / Location Yes Yes -
Accessibility
Adjustable Text Size - Yes -
Hearing Aid Compatible Yes
M4 (very compatible)
Yes
M4, T3 (mostly tele-coil compatible)
-
Multiple Languages Yes Yes Yes
TTY/TDD (Digital) Yes Yes -
Alerts
Ringer Profiles - - Yes
Connectivity
Bluetooth - Yes -
USB Yes Yes -
Contacts
Picture ID Yes Yes -
Ringer ID Yes Yes -
Voice Dialing Yes Yes -
Customization
Custom Graphics Yes Yes -
Custom Ringtones Yes Yes Yes
Real-Music Ringers Yes * Yes -
Data & Network
Data Tethering - Yes Yes
WAP / Web Browser Yes * Yes Yes
Input
Predictive Text Entry Yes Yes Yes
Side Keys Yes Yes Yes
Memory
Memory Card Slot - Yes -
Messaging
EMS / Picture Messaging Yes - -
MMS - Yes -
Text Messaging Templates Yes Yes -
Music
Headphone Jack (3.5mm) - Yes -
Music Player - Yes -
Productivity
Alarm Yes Yes Yes
Calculator Yes Yes -
Calendar Yes Yes -
Voice Memo Yes Yes -
Software
BREW Yes * Yes -
Games Yes Yes -
Java (J2ME) Yes * - -
Voice
Headset Jack (2.5 mm) Yes - -
Speaker Phone Yes Yes -
  * Some versions only
  Kyocera Oystr KX9d / KX9e Samsung Trance SCH-U490 Ericsson R278d
  X > < X > < X

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Phone Kyocera Oystr KX9d / KX9e Samsung Trance SCH-U490 Ericsson R278d

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