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Phone Kyocera KX12 Samsung Sidekick 4G LG PM-225 Palm Treo Pro (GSM) Samsung SGH-X640
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 3.5" diag.
5 : 3
? ? ?
Display Resolution & Type 128 x 128 pixels
LCD (STN)
480 x 800 pixels
(~267 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (STN)
320 x 320 pixels
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? ? ?
Battery 1,800 mAh ? 1,000 mAh 1,500 mAh 800 mAh
Processor ? 1 GHz Samsung Hummingbird Cortex A8 ? 400 MHz MSM7201 ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - 3 megapixel Yes 2 megapixel Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - WVGA / 480p - ? -
Front Camera - Yes - - -
Weight 4.62 oz
(131g)
5.7 oz
(162g)
3.35 oz
(95g)
4.69 oz
(133g)
3 oz
(85g)
Dimensions 4.33" x 1.97" x 1.02"
(110 x 50 x 25.9 mm)
5" x 2.42" x 0.6"
(127 x 61 x 15.2 mm)
3.53" x 1.76" x 0.93"
(90 x 45 x 23.6 mm)
4.49" x 2.36" x 0.53"
(114 x 60 x 13.5 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
Form Factor Slab Slide Clamshell Slab Clamshell
Platform / OS (proprietary) Android (proprietary) Windows Mobile Professional (proprietary)
Network Bands

CDMA: 850, 1900

AMPS: 850

WCDMA: 1, 4

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

Data Technology 1xRTT HSPA+ 21 1xRTT HSDPA 3.6 GPRS
Features 
Flashlight Yes - - - -
GPS / Location Yes n/a Yes n/a -
Ruggedized Yes - - - -
Accessibility
Hearing Aid Compatible - Yes - - -
Multiple Languages Yes n/a Yes n/a Yes
TTY/TDD (Digital) Yes Yes Yes - -
Alerts
Extra Display - - Yes - -
Connectivity
Bluetooth - Yes - Yes -
Mobile Hotspot - n/a - n/a -
USB - Yes
Micro-USB
Yes Yes
Micro-USB
-
Wi-Fi - Yes
4 (802.11 b,g,n)
- Yes
802.11 b,g
-
Contacts
Picture ID Yes n/a Yes n/a Yes
Ringer ID Yes n/a Yes n/a Yes
Voice Dialing Yes n/a Yes n/a -
Customization
Custom Graphics Yes n/a Yes n/a Yes
Custom Ringtones Yes n/a Yes n/a Yes
Real-Music Ringers - n/a - n/a -
Data & Network
Data Tethering Yes n/a - n/a -
WAP / Web Browser Yes n/a Yes n/a Yes
Input
Predictive Text Entry Yes n/a Yes n/a Yes
Side Keys Yes Yes Yes Yes Yes
Stylus - - - Yes -
Text Keyboard, Hardware - Yes - Yes -
Touch Screen - Yes - Yes -
Memory
Memory Card Slot - Yes - Yes -
Messaging
Email Client - n/a - n/a -
EMS / Picture Messaging Yes n/a - n/a Yes
Instant Messaging - n/a - n/a -
MMS - n/a - n/a Yes
Text Messaging Templates Yes n/a - n/a Yes
Music
Headphone Jack (3.5mm) - Yes - Yes -
Music Player - n/a - n/a -
Photo & Video
DLNA - Yes - - -
Productivity
Alarm Yes n/a Yes n/a Yes
Calculator Yes n/a Yes n/a Yes
Calendar Yes n/a Yes n/a Yes
To-Do List - n/a - n/a Yes
Voice Memo Yes n/a Yes n/a Yes
Software
BREW Yes * n/a - n/a -
Games Yes n/a Yes n/a Yes
Java (J2ME) - n/a Yes n/a Yes
Voice
Headset Jack (2.5 mm) Yes n/a Yes n/a Yes
Push-To-Talk Yes - - - -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  Kyocera KX12 Samsung Sidekick 4G LG PM-225 Palm Treo Pro (GSM) Samsung SGH-X640
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Kyocera KX12 Samsung Sidekick 4G LG PM-225 Palm Treo Pro (GSM) Samsung SGH-X640

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