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Phone Samsung Rugby A837 BlackBerry 7750 Samsung SPH/SCH-N300
Current U.S. Carriers (none) (none) (none)
Global Availability Released Released Released
Specifications 
Display Size 2" diag.
4 : 3
? ?
Display Resolution & Type 176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
128 x 64 pixels
Display Refresh ? ? ?
Battery 1,000 mAh ? ?
Processor ? ? ?
RAM ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware
Main Camera 1 megapixel - -
Wide Camera - - -
Tele Camera - - -
Video Capture QCIF (176 x 144) - -
Front Camera - - -
Weight 4.66 oz
(132g)
5.01 oz
(142g)
4.1 oz
(116g)
Dimensions 3.95" x 2.05" x 0.9"
(100 x 52 x 22.9 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
4.5" x 1.9" x 0.9"
(114 x 48 x 22.9 mm)
Form Factor Clamshell Slab Flip
Platform / OS (proprietary) BlackBerry OS (proprietary)
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

Data Technology HSDPA 3.6 1xRTT -
Features 
GPS / Location Yes n/a Yes
Ruggedized Yes - -
Accessibility
Hearing Aid Compatible Yes
M3, T3 (mostly tele-coil compatible)
- -
Multiple Languages Yes n/a -
TTY/TDD (Digital) Yes Yes -
Alerts
Extra Display Yes - -
Ringer Profiles - Yes -
Connectivity
Bluetooth Yes - -
USB Yes Yes -
Contacts
Picture ID Yes n/a -
Ringer ID Yes n/a -
Voice Dialing - n/a Yes
Customization
Custom Graphics Yes n/a -
Custom Ringtones Yes n/a -
Real-Music Ringers Yes n/a -
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 -
Instant Messaging Yes n/a -
MMS Yes n/a -
Text Messaging Templates Yes n/a -
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 - n/a Yes
Voice Memo Yes n/a -
Software
Games Yes n/a Yes
Java (J2ME) Yes n/a -
Voice
Headset Jack (2.5 mm) - n/a Yes
Push-To-Talk Yes - -
Speaker Phone Yes - -
  Samsung Rugby A837 BlackBerry 7750 Samsung SPH/SCH-N300
  X > < X > < X

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Phone Samsung Rugby A837 BlackBerry 7750 Samsung SPH/SCH-N300

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