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Phone Samsung Rugby A837 BlackBerry Curve 3G 9330 BlackBerry Curve 8330 Siemens CX75
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Not yet released
Specifications 
Display Size 2" diag.
4 : 3
2.5" diag.
4 : 3
? ?
Display Resolution & Type 176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
320 x 240 pixels
(~160 ppi)
LCD (TFT/TFD)
320 x 240 pixels
LCD (TFT/TFD)
132 x 176 pixels
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 1,000 mAh 1,150 mAh 1,150 mAh 750 mAh
Processor ? ? ? ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 1 megapixel 2 megapixel 2 megapixel 1 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture QCIF (176 x 144) ? ? ?
Front Camera - - - -
Weight 4.66 oz
(132g)
3.7 oz
(105g)
4.02 oz
(114g)
3.46 oz
(98g)
Dimensions 3.95" x 2.05" x 0.9"
(100 x 52 x 22.9 mm)
4.29" x 2.36" x 0.55"
(109 x 60 x 14 mm)
4.2" x 2.4" x 0.6"
(107 x 61 x 15.2 mm)
4.33" x 1.88" x 0.74"
(110 x 48 x 18.8 mm)
Form Factor Clamshell Slab Slab Slab
Platform / OS (proprietary) BlackBerry OS BlackBerry OS (proprietary)
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

CDMA: 850, 1900

GSM: 900, 1800, 1900

Data Technology HSDPA 3.6 EVDO r0 EVDO r0 GPRS
Features 
GPS / Location Yes n/a n/a -
Ruggedized Yes - - -
Accessibility
Adjustable Text Size - n/a n/a -
Hearing Aid Compatible Yes Yes Yes -
Multiple Languages Yes n/a n/a Yes
TTY/TDD (Digital) Yes Yes Yes -
Alerts
Extra Display Yes - - -
Ringer Profiles - Yes Yes Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - - - Yes
USB Yes Yes
Micro-USB
Yes
Mini-USB
Yes
Wi-Fi - Yes
802.11 b,g
- -
Contacts
Picture ID Yes n/a n/a Yes
Ringer ID Yes n/a n/a Yes
Voice Dialing - n/a n/a -
Customization
Custom Graphics Yes n/a n/a Yes
Custom Ringtones Yes n/a n/a Yes
Real-Music Ringers Yes n/a n/a -
Data & Network
Data Tethering Yes n/a n/a Yes
WAP / Web Browser Yes n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - Yes Yes -
Memory
Memory Card Slot Yes Yes Yes Yes
Messaging
Email Client Yes n/a n/a Yes
EMS / Picture Messaging - n/a n/a Yes
Instant Messaging Yes n/a n/a -
MMS Yes n/a n/a Yes
Text Messaging Templates Yes n/a n/a -
Music
Headphone Jack (3.5mm) - Yes Yes -
Music Player Yes n/a n/a Yes
Productivity
Alarm Yes n/a n/a Yes
Calculator Yes n/a n/a Yes
Calendar Yes n/a n/a Yes
To-Do List - n/a n/a Yes
Voice Memo Yes n/a n/a Yes
Software
Games Yes n/a n/a Yes
Java (J2ME) Yes n/a n/a Yes
Voice
Push-To-Talk Yes - - Yes
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Samsung Rugby A837 BlackBerry Curve 3G 9330 BlackBerry Curve 8330 Siemens CX75
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Phone Samsung Rugby A837 BlackBerry Curve 3G 9330 BlackBerry Curve 8330 Siemens CX75

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