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Phone Samsung SCH-A770 Samsung SGH-T819 Motorola ROKR E2 Motorola EM330 / EM28
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Not yet released Released Released Released
Specifications 
Display Size ? ? ? 1.8" diag.
4 : 3
Display Resolution & Type 128 x 160 pixels
LCD (TFT/TFD)
176 x 220 pixels
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
128 x 160 pixels
(~114 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 1,100 mAh ? ? 940 mAh
Processor ? ? ? ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 1 megapixel 1 megapixel 1 megapixel 1 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? QCIF (176 x 144) ? ?
Front Camera - - - -
Weight ? 3.46 oz
(98g)
3.77 oz
(107g)
3.17 oz
(90g)
Dimensions ? 3.96" x 2.03" x 0.55"
(101 x 52 x 14 mm)
4.17" x 1.95" x 0.71"
(106 x 50 x 18 mm)
3.71" x 1.95" x 0.68"
(94 x 50 x 17.4 mm)
Form Factor Clamshell Slide Slab Clamshell
Platform / OS (proprietary) (proprietary) (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

WCDMA: 4

GSM: 850, 900, 1800, 1900

GSM: 900, 1800, 1900

GSM: 850, 1800, 1900

*

Data Technology 1xRTT WCDMA (UMTS) EDGE EDGE
Features 
GPS / Location Yes - - -
Accessibility
Hearing Aid Compatible - - - Yes
Multiple Languages Yes Yes Yes Yes
TTY/TDD (Digital) Yes - - Yes
Alerts
Extra Display Yes - - Yes
Ringer Profiles Yes Yes Yes -
Connectivity
Bluetooth -
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
USB - Yes Yes Yes
Mini-USB
Contacts
Picture ID Yes Yes Yes -
Ringer ID Yes Yes Yes -
Voice Dialing Yes Yes Yes -
Customization
Custom Graphics Yes Yes Yes Yes
Custom Ringtones Yes Yes Yes Yes
Real-Music Ringers - Yes - Yes
Data & Network
Data Tethering Yes Yes 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 Yes Yes Yes
Messaging
Email Client - - Yes -
EMS / Picture Messaging - Yes - Yes
Instant Messaging - Yes - -
MMS Yes Yes Yes Yes
Text Messaging Templates Yes Yes Yes Yes
Music
FM Radio - - Yes Yes
Headphone Jack (3.5mm) - - Yes Yes
Music Player - Yes Yes Yes
Productivity
Alarm Yes Yes Yes Yes
Calculator Yes Yes Yes Yes
Calendar Yes Yes Yes Yes
To-Do List Yes Yes Yes -
Voice Memo Yes - Yes -
Software
BREW Yes - - -
Games Yes Yes Yes Yes
Java (J2ME) - Yes Yes Yes
Voice
Call Screening Yes - - -
Headset Jack (2.5 mm) Yes - - -
Speaker Phone - Yes Yes Yes
  Samsung SCH-A770 Samsung SGH-T819 Motorola ROKR E2 Motorola EM330 / EM28
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-A770 Samsung SGH-T819 Motorola ROKR E2 Motorola EM330 / EM28

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