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

WCDMA: 4

GSM: 850, 900, 1800, 1900

GSM: 850, 1800, 1900

*

CDMA: 850, 1900

GSM: 900, 1800, 1900

Data Technology WCDMA (UMTS) EDGE 1xRTT 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
Mini-USB
- Yes
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 SGH-T819 Motorola EM330 / EM28 Samsung SCH-A770 Motorola ROKR E2
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

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

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