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Phone Samsung Messager III / R570 Samsung SPH/SCH-N300 Motorola RIZR Z3 Sharp Z-800 (Audiovox 7900)
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2.4" diag.
4 : 3
? ? ?
Display Resolution & Type 240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
128 x 64 pixels 176 x 220 pixels
LCD (TFT/TFD)
?
LCD (Color)
Display Refresh ? ? ? ?
Battery 1,140 mAh ? 780 mAh ?
Processor ? ? ? ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 1 megapixel - 2 megapixel -
Wide Camera - - - -
Tele Camera - - - -
Video Capture - - QCIF (176 x 144) -
Front Camera - - - -
Weight 3.7 oz
(105g)
4.1 oz
(116g)
3.92 oz
(111g)
4.25 oz
(120g)
Dimensions 4.59" x 2.11" x 0.59"
(117 x 53 x 15 mm)
4.5" x 1.9" x 0.9"
(114 x 48 x 22.9 mm)
4.15" x 1.79" x 0.65"
(105 x 45 x 16.5 mm)
3.6" x 2" x 1.1"
(91 x 51 x 27.9 mm)
Form Factor Slide Flip Slide Clamshell
Platform / OS (proprietary) (proprietary) (proprietary) (proprietary)
Network Bands

CDMA: 850, 1700, 1900

CDMA: 850, 1900

AMPS: 850

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

Data Technology 1xRTT - EDGE -
Features 
GPS / Location Yes Yes - -
Accessibility
Hearing Aid Compatible Yes - - -
Multiple Languages Yes - Yes -
TTY/TDD (Digital) Yes - Yes -
Alerts
Ringer Profiles - - Yes -
Connectivity
Bluetooth Yes
Classic Audio
-
Yes
Classic Audio
-
USB 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
Custom Ringtones 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
Text Keyboard, Hardware Yes - - -
Memory
Memory Card Slot Yes - Yes -
Messaging
Email Client - - Yes * -
EMS / Picture Messaging - - Yes -
Instant Messaging - - Yes -
MMS Yes - Yes -
Text Messaging Templates Yes - Yes Yes
Music
Headphone Jack (3.5mm) Yes - - -
Music Player Yes - Yes -
Productivity
Alarm Yes Yes Yes Yes
Calculator Yes Yes Yes -
Calendar Yes Yes Yes -
To-Do List - Yes - -
Voice Memo Yes - Yes -
Software
BREW Yes - - Yes
Games Yes Yes Yes Yes
Java (J2ME) - - Yes -
Voice
Headset Jack (2.5 mm) - Yes - Yes
Speaker Phone Yes - Yes -
  * Some versions only
  Samsung Messager III / R570 Samsung SPH/SCH-N300 Motorola RIZR Z3 Sharp Z-800 (Audiovox 7900)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung Messager III / R570 Samsung SPH/SCH-N300 Motorola RIZR Z3 Sharp Z-800 (Audiovox 7900)

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