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Phone LG AX-490 Motorola EM330 / EM28 Palm Pre Plus (GSM) Sony Ericsson K850
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 1.8" diag.
4 : 3
3.1" diag.
5 : 3
2.2" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
128 x 160 pixels
(~114 ppi)
LCD (TFT/TFD)
320 x 480 pixels
(~186 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 1,100 mAh 940 mAh 1,150 mAh ?
Processor ? ? ? ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera Yes 1 megapixel 3 megapixel 5 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - ? VGA (640 x 480) ?
Front Camera - - - -
Weight 3.79 oz
(107g)
3.17 oz
(90g)
4.89 oz
(139g)
4.2 oz
(119g)
Dimensions 3.74" x 1.92" x 1"
(95 x 49 x 25.4 mm)
3.71" x 1.95" x 0.68"
(94 x 50 x 17.4 mm)
3.9" x 2.3" x 0.67"
(99 x 58 x 17 mm)
4" x 1.9" x 0.7"
(102 x 48 x 17.8 mm)
Form Factor Clamshell Clamshell Slide Slab
Platform / OS (proprietary) (proprietary) webOS (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

GSM: 850, 1800, 1900

*

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT EDGE HSDPA 1.8 HSDPA 3.6
Features 
GPS / Location Yes - n/a -
Accessibility
Hearing Aid Compatible Yes Yes - -
Multiple Languages Yes Yes n/a Yes
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Extra Display Yes Yes - -
Ringer Profiles - - - Yes
Connectivity
Bluetooth Yes Yes Yes Yes
USB Yes Yes
Mini-USB
Yes
Micro-USB
Yes
Wi-Fi - - Yes
802.11 b,g
-
Contacts
Picture ID Yes - n/a Yes
Ringer ID Yes - n/a Yes
Voice Dialing Yes - n/a Yes
Customization
Custom Graphics Yes Yes n/a Yes
Custom Ringtones Yes Yes n/a Yes
Real-Music Ringers Yes Yes n/a Yes
Data & Network
Data Tethering Yes - n/a Yes
WAP / Web Browser Yes Yes n/a Yes
Input
Predictive Text Entry - Yes n/a Yes
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware Yes - Yes -
Touch Screen - - Yes -
Memory
Memory Card Slot - Yes - Yes
Messaging
Email Client - - n/a Yes
EMS / Picture Messaging - Yes n/a -
Instant Messaging - - n/a -
MMS Yes Yes n/a Yes
Text Messaging Templates Yes Yes n/a Yes
Music
FM Radio - Yes - Yes
Headphone Jack (3.5mm) - Yes Yes -
Music Player - Yes n/a Yes
Stereo Speakers Yes - - -
Photo & Video
Video Calling - - n/a Yes *
Productivity
Alarm Yes Yes n/a Yes
Calculator Yes Yes n/a Yes
Calendar Yes Yes n/a Yes
To-Do List - - n/a Yes
Voice Memo Yes - n/a Yes
Software
BREW Yes - n/a -
Games Yes Yes n/a Yes
Java (J2ME) - Yes n/a Yes
Voice
Headset Jack (2.5 mm) Yes - n/a -
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  LG AX-490 Motorola EM330 / EM28 Palm Pre Plus (GSM) Sony Ericsson K850
  X > < X > < X > < X

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

 
Phone LG AX-490 Motorola EM330 / EM28 Palm Pre Plus (GSM) Sony Ericsson K850

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