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Phone Sony Ericsson K850 Samsung Messager R450 Palm Treo 600 (CDMA) LG Optimus Zone
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2.2" diag.
4 : 3
2.1" diag.
4 : 3
? 3.2" diag.
4 : 3
Display Resolution & Type 240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
176 x 220 pixels
(~134 ppi)
LCD (TFT/TFD)
160 x 160 pixels
LCD (Color)
240 x 320 pixels
(~125 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? 60 Hz
Battery ? 960 mAh ? 1,540 mAh
Processor ? ? ? 800 MHz Qualcomm Snapdragon S1 MSM7625A
RAM ? ? ? 512 MB
Storage ? raw hardware ? raw hardware ? raw hardware 4 GB
Main Camera 5 megapixel 1 megapixel Yes 3 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? - - VGA (640 x 480)
Front Camera - - - -
Weight 4.2 oz
(119g)
4.58 oz
(130g)
6.2 oz
(176g)
3.88 oz
(110g)
Dimensions 4" x 1.9" x 0.7"
(102 x 48 x 17.8 mm)
4.4" x 2" x 0.7"
(112 x 51 x 17.8 mm)
4.41" x 2.36" x 0.87"
(112 x 60 x 22.1 mm)
4.04" x 2.42" x 0.47"
(103 x 61 x 11.9 mm)
Form Factor Slab Slab Slab Slab
Platform / OS (proprietary) (proprietary) Palm OS Android
Network Bands

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1700, 1900

CDMA: 850, 1900

CDMA: 850, 1900

Data Technology HSDPA 3.6 1xRTT 1xRTT EVDO rA
Features 
GPS / Location - Yes n/a n/a
Accessibility
Hearing Aid Compatible - Yes - Yes
Multiple Languages Yes Yes n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Ringer Profiles Yes - - -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
-
Yes
Classic Audio
Infrared (IR) - - Yes -
USB Yes Yes Yes Yes
Micro-USB
Wi-Fi - - - Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes Yes n/a n/a
Ringer ID Yes Yes n/a n/a
Voice Dialing Yes Yes n/a n/a
Customization
Custom Graphics Yes Yes n/a n/a
Custom Ringtones Yes Yes n/a n/a
Real-Music Ringers Yes - n/a n/a
Data & Network
Data Tethering Yes - n/a n/a
WAP / Web Browser Yes Yes n/a n/a
Input
Predictive Text Entry Yes Yes n/a n/a
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - Yes Yes -
Touch Screen - - Yes Yes
Memory
Memory Card Slot Yes Yes Yes Yes
Messaging
Email Client Yes - n/a n/a
Instant Messaging - - n/a n/a
MMS Yes Yes n/a n/a
Text Messaging Templates Yes Yes n/a n/a
Music
FM Radio Yes - - -
Headphone Jack (3.5mm) - - - Yes
Music Player Yes Yes n/a n/a
Photo & Video
Video Calling Yes * - n/a n/a
Productivity
Alarm Yes Yes n/a n/a
Calculator Yes Yes n/a n/a
Calendar Yes Yes n/a n/a
To-Do List Yes - n/a n/a
Voice Memo Yes Yes n/a n/a
Software
BREW - Yes n/a n/a
Games Yes Yes n/a n/a
Java (J2ME) Yes - n/a n/a
Voice
Headset Jack (2.5 mm) - - n/a n/a
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Sony Ericsson K850 Samsung Messager R450 Palm Treo 600 (CDMA) LG Optimus Zone
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Sony Ericsson K850 Samsung Messager R450 Palm Treo 600 (CDMA) LG Optimus Zone

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