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Phone Samsung SGH-A657 BlackBerry 7750 Motorola V551 / V330 / V547 / V555 / V557
Current U.S. Carriers (none) (none) (none)
Global Availability Released Released Released
Specifications 
Display Size ? ? ?
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
176 x 220 pixels
LCD (TFT/TFD)
Display Refresh ? ? ?
Battery 1,420 mAh ? 820 mAh
Processor ? ? ?
RAM ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware
Main Camera - - Yes
Wide Camera - - -
Tele Camera - - -
Video Capture - - ?
Front Camera - - -
Weight 4.34 oz
(123g)
5.01 oz
(142g)
4.23 oz
(120g)
Dimensions 4.53" x 2.05" x 0.77"
(115 x 52 x 19.6 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
3.5" x 1.93" x 0.97"
(89 x 49 x 24.6 mm)
Form Factor Slab Slab Clamshell
Platform / OS (proprietary) BlackBerry OS (proprietary)
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

GSM: 850, 900, 1800, 1900

*

Data Technology HSDPA 3.6 1xRTT EDGE
Features 
Flashlight Yes - -
GPS / Location Yes n/a -
Ruggedized Yes - -
Accessibility
Multiple Languages Yes n/a Yes
TTY/TDD (Digital) Yes Yes Yes
Alerts
Extra Display - - Yes
Ringer Profiles - Yes Yes
Connectivity
Bluetooth Yes - Yes
USB Yes Yes Yes
Contacts
Picture ID Yes n/a Yes
Ringer ID Yes n/a Yes
Voice Dialing - n/a Yes
Customization
Custom Graphics Yes n/a Yes
Custom Ringtones Yes n/a Yes
Real-Music Ringers Yes n/a Yes
Data & Network
Data Tethering Yes n/a Yes
WAP / Web Browser Yes n/a Yes
Input
Predictive Text Entry Yes n/a Yes
Side Keys Yes Yes Yes
Text Keyboard, Hardware - Yes -
Memory
Memory Card Slot Yes - -
Messaging
Email Client Yes n/a Yes
EMS / Picture Messaging - n/a Yes
Instant Messaging Yes n/a Yes
MMS Yes n/a Yes
Text Messaging Templates Yes n/a Yes
Music
Music Player Yes n/a -
Productivity
Alarm Yes n/a Yes
Calculator Yes n/a Yes
Calendar Yes n/a Yes
To-Do List Yes n/a -
Voice Memo Yes n/a Yes
Software
Games Yes n/a Yes
Java (J2ME) Yes n/a Yes
Voice
Headset Jack (2.5 mm) - n/a Yes
Push-To-Talk Yes - -
Speaker Phone Yes - Yes
  Samsung SGH-A657 BlackBerry 7750 Motorola V551 / V330 / V547 / V555 / V557
  X > < X > < X

NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-A657 BlackBerry 7750 Motorola V551 / V330 / V547 / V555 / V557

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