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Phone LG AX-390 / UX-390 Samsung SCH-R211 Samsung SGH-X820 Samsung SCH-A990
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 1.5" diag.
1 : 1
? ?
Display Resolution & Type 128 x 128 pixels
LCD (STN)
128 x 128 pixels
(~121 ppi)
LCD (STN)
220 x 176 pixels
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 1,000 mAh 800 mAh 650 mAh 1,000 mAh
Processor ? ? ? ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - - 2 megapixel 3 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - - ? ?
Front Camera - - - -
Weight 3.74 oz
(106g)
2.73 oz
(77g)
2.33 oz
(66g)
4.4 oz
(125g)
Dimensions 3.82" x 1.98" x 0.94"
(97 x 50 x 23.9 mm)
4.07" x 1.77" x 0.59"
(103 x 45 x 15 mm)
4.45" x 1.97" x 0.27"
(113 x 50 x 6.9 mm)
3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
Form Factor Clamshell Slab Slab Clamshell
Platform / OS (proprietary) (proprietary) (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1700, 1900

GSM: 900, 1800, 1900

CDMA: 850, 1900

Data Technology 1xRTT 1xRTT EDGE EVDO r0
Features 
Flashlight - - - Yes
GPS / Location Yes Yes - Yes
Accessibility
Hearing Aid Compatible Yes
M3 (mostly compatible)
Yes
M3 (mostly compatible)
- Yes
M3 (mostly compatible)
Multiple Languages Yes Yes Yes Yes
TTY/TDD (Digital) Yes Yes - Yes
Alerts
Extra Display Yes - - Yes
Connectivity
Bluetooth - - Yes Yes
USB - - Yes Yes
Contacts
Picture ID Yes Yes Yes Yes
Ringer ID - Yes Yes Yes
Voice Dialing Yes - - Yes
Customization
Custom Graphics Yes Yes Yes Yes
Custom Ringtones Yes Yes Yes Yes
Real-Music Ringers Yes - Yes Yes
Data & Network
Data Tethering - - - Yes
External Antenna Jack - - Yes -
WAP / Web Browser Yes Yes Yes Yes
Input
Predictive Text Entry Yes Yes Yes Yes
Side Keys Yes Yes Yes Yes
Memory
Memory Card Slot - - - Yes
Messaging
Email Client - - Yes -
EMS / Picture Messaging - - Yes Yes
MMS Yes - Yes Yes
Text Messaging Templates - Yes Yes Yes
Music
Music Player - - - Yes
Stereo Speakers - - - Yes
Photo & Video
TV Output - - Yes Yes
Productivity
Alarm Yes Yes Yes Yes
Calculator Yes Yes Yes Yes
Calendar Yes Yes Yes Yes
To-Do List - - Yes -
Voice Memo Yes - Yes Yes
Software
BREW Yes Yes - Yes
Games Yes Yes Yes Yes
Java (J2ME) - - Yes -
Voice
Headset Jack (2.5 mm) Yes Yes - -
Push-To-Talk Yes - - -
Speaker Phone Yes Yes Yes Yes
  LG AX-390 / UX-390 Samsung SCH-R211 Samsung SGH-X820 Samsung SCH-A990
  X > < X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone LG AX-390 / UX-390 Samsung SCH-R211 Samsung SGH-X820 Samsung SCH-A990

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