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Phone LG Trax CU575 Motorola i450 / i455 Motorola Bravo Motorola EM330 / EM28 Samsung SGH-X640
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? 3.7" diag.
16 : 9
1.8" diag.
4 : 3
?
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
130 x 130 pixels
LCD (STN)
480 x 854 pixels
(~265 ppi)
LCD (TFT/TFD)
128 x 160 pixels
(~114 ppi)
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ? ?
Battery 980 mAh ? 1,540 mAh 940 mAh 800 mAh
Processor ? ? 800 MHz TI OMAP 3610 ? ?
RAM ? ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 1 megapixel - 3 megapixel 1 megapixel Yes
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture QCIF (176 x 144) - CIF (352 x 288) ? -
Front Camera - - - - -
Weight 3.89 oz
(110g)
4.5 oz
(128g)
4.59 oz
(130g)
3.17 oz
(90g)
3 oz
(85g)
Dimensions 3.89" x 2.01" x 0.62"
(99 x 51 x 15.7 mm)
3.5" x 2" x 1.1"
(89 x 51 x 27.9 mm)
4.31" x 2.48" x 0.52"
(109 x 63 x 13.3 mm)
3.71" x 1.95" x 0.68"
(94 x 50 x 17.4 mm)
3.43" x 1.81" x 0.91"
(87 x 46 x 23.1 mm)
Form Factor Clamshell Clamshell Slab Clamshell Clamshell
Platform / OS (proprietary) (proprietary) Android (proprietary) (proprietary)
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

iDEN: 800

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

GSM: 850, 1800, 1900

*

GSM: 900, 1800, 1900

Data Technology HSDPA 3.6 - HSPA 7.2 EDGE GPRS
Features 
GPS / Location - Yes n/a - -
Accessibility
Hearing Aid Compatible - Yes - Yes -
Multiple Languages Yes Yes n/a Yes Yes
TTY/TDD (Digital) Yes Yes Yes Yes -
Alerts
Extra Display Yes Yes - Yes -
Ringer Profiles - Yes - - -
Connectivity
Bluetooth Yes
Classic Audio
-
Yes
Classic Audio
Yes
Classic Audio
-
USB Yes Yes Yes
Micro-USB
Yes
Mini-USB
-
Wi-Fi - - Yes
4 (802.11 b,g,n)
- -
Contacts
Picture ID Yes Yes n/a - Yes
Ringer ID - Yes n/a - Yes
Voice Dialing Yes Yes n/a - -
Customization
Custom Graphics Yes Yes n/a Yes Yes
Custom Ringtones Yes Yes n/a Yes Yes
Real-Music Ringers Yes Yes * n/a Yes -
Data & Network
Data Tethering Yes Yes n/a - -
WAP / Web Browser Yes Yes n/a Yes Yes
Input
Predictive Text Entry Yes Yes n/a Yes Yes
Side Keys Yes Yes Yes Yes Yes
Touch Screen - - Yes - -
Memory
Memory Card Slot Yes - Yes Yes -
Messaging
Email Client Yes - n/a - -
EMS / Picture Messaging - - n/a Yes Yes
Instant Messaging Yes - n/a - -
MMS Yes Yes n/a Yes Yes
Text Messaging Templates Yes Yes n/a Yes Yes
Music
FM Radio - - Yes Yes -
Headphone Jack (3.5mm) - - Yes Yes -
Music Player Yes - n/a Yes -
Photo & Video
DLNA - - Yes - -
Productivity
Alarm Yes - n/a Yes Yes
Calculator Yes - n/a Yes Yes
Calendar Yes Yes n/a Yes Yes
To-Do List Yes - n/a - Yes
Voice Memo Yes Yes n/a - Yes
Software
Games Yes Yes n/a Yes Yes
Java (J2ME) Yes Yes n/a Yes Yes
Voice
Headset Jack (2.5 mm) - Yes n/a - Yes
Push-To-Talk - Yes - - -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  LG Trax CU575 Motorola i450 / i455 Motorola Bravo Motorola EM330 / EM28 Samsung SGH-X640
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone LG Trax CU575 Motorola i450 / i455 Motorola Bravo Motorola EM330 / EM28 Samsung SGH-X640

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