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Phone Siemens CT56 BlackBerry 7100 / 7105 BlackBerry 7750 BlackBerry Curve 3G 9330
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? ? 2.5" diag.
4 : 3
Display Resolution & Type 101 x 64 pixels 240 x 260 pixels
LCD (Color)
240 x 240 pixels
LCD (Color)
320 x 240 pixels
(~160 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 700 mAh ? ? 1,150 mAh
Processor ? ? ? ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - - - 2 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - - - ?
Front Camera - - - -
Weight 2.96 oz
(84g)
4.3 oz
(122g)
5.01 oz
(142g)
3.7 oz
(105g)
Dimensions 3.98" x 1.73" x 0.83"
(101 x 44 x 21.1 mm)
4.7" x 2.3" x 0.7"
(119 x 58 x 17.8 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
4.29" x 2.36" x 0.55"
(109 x 60 x 14 mm)
Form Factor Slab Slab Slab Slab
Platform / OS (proprietary) BlackBerry OS BlackBerry OS BlackBerry OS
Network Bands

GSM: 850, 1900

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

CDMA: 850, 1900

Data Technology GPRS GPRS 1xRTT EVDO r0
Features 
GPS / Location Yes n/a n/a n/a
Accessibility
Adjustable Text Size - n/a n/a n/a
Hearing Aid Compatible - - - Yes
Multiple Languages Yes n/a n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Ringer Profiles - Yes Yes Yes
Connectivity
Bluetooth - Yes - Yes
USB Yes Yes Yes Yes
Micro-USB
Wi-Fi - - - Yes
802.11 b,g
Contacts
Picture ID - n/a n/a n/a
Ringer ID - n/a n/a n/a
Voice Dialing Yes n/a n/a n/a
Customization
Changeable Body Plates Yes - - -
Custom Graphics Yes n/a n/a n/a
Custom Ringtones Yes n/a n/a n/a
Real-Music Ringers - n/a n/a n/a
Data & Network
Data Tethering Yes n/a n/a n/a
WAP / Web Browser Yes n/a n/a n/a
Input
Predictive Text Entry Yes n/a n/a n/a
Side Keys - Yes Yes Yes
Text Keyboard, Hardware - Yes Yes Yes
Memory
Memory Card Slot - - - Yes
Messaging
Email Client - n/a n/a n/a
EMS / Picture Messaging Yes n/a n/a n/a
Instant Messaging - n/a n/a n/a
MMS - n/a n/a n/a
Music
Headphone Jack (3.5mm) - - - Yes
Music Player - n/a n/a n/a
Productivity
Alarm - n/a n/a n/a
Calculator - n/a n/a n/a
Calendar - n/a n/a n/a
To-Do List - n/a n/a n/a
Voice Memo - n/a n/a n/a
Software
Games - n/a n/a n/a
Java (J2ME) Yes n/a n/a n/a
Voice
Headset Jack (2.5 mm) - n/a n/a n/a
Speaker Phone Yes Yes - Yes
  Siemens CT56 BlackBerry 7100 / 7105 BlackBerry 7750 BlackBerry Curve 3G 9330
  X > < X > < X > < X

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

 
Phone Siemens CT56 BlackBerry 7100 / 7105 BlackBerry 7750 BlackBerry Curve 3G 9330

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