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Phone ZTE Z331 Pantech Slate C530 BlackBerry Curve 9350 BlackBerry Curve 3G 9330
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2.4" diag.
4 : 3
2.2" diag.
4 : 3
2.4" diag.
4 : 3
2.5" diag.
4 : 3
Display Resolution & Type 176 x 220 pixels
(~117 ppi)
LCD (TFT/TFD)
220 x 176 pixels
(~128 ppi)
LCD (TFT/TFD)
480 x 360 pixels
(~246 ppi)
LCD (TFT/TFD)
320 x 240 pixels
(~160 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 950 mAh 930 mAh 1,040 mAh 1,150 mAh
Processor ? ? 800 MHz Marvell ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 3 megapixel 1 megapixel 5 megapixel 2 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture QCIF (176 x 144) QCIF (176 x 144) VGA (640 x 480) ?
Front Camera - - - -
Weight 4 oz
(113g)
3.25 oz
(92g)
3.49 oz
(99g)
3.7 oz
(105g)
Dimensions 3.84" x 2.02" x 0.69"
(98 x 51 x 17.5 mm)
4.24" x 2.53" x 0.41"
(108 x 64 x 10.4 mm)
4.29" x 2.36" x 0.43"
(109 x 60 x 10.9 mm)
4.29" x 2.36" x 0.55"
(109 x 60 x 14 mm)
Form Factor Clamshell Slab Slab Slab
Platform / OS (proprietary) (proprietary) BlackBerry OS BlackBerry OS
Network Bands

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

GSM: 850, 900, 1800, 1900

CDMA: 800, 850, 1900

*

CDMA: 850, 1900

Data Technology HSDPA 3.6 EDGE EVDO rA EVDO r0
Features 
GPS / Location Yes - n/a n/a
Accessibility
Adjustable Text Size - - n/a n/a
Hearing Aid Compatible Yes Yes Yes Yes
Multiple Languages Yes Yes n/a n/a
TTY/TDD (Digital) Yes Yes Yes Yes
Alerts
Extra Display Yes - - -
Ringer Profiles Yes Yes Yes Yes
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
NFC - - Yes -
USB Yes
Micro-USB
Yes Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - - Yes
4 (802.11 b,g,n)
Yes
802.11 b,g
Contacts
Picture ID Yes Yes n/a n/a
Ringer ID Yes Yes n/a n/a
Voice Dialing - - n/a n/a
Customization
Custom Graphics Yes Yes n/a n/a
Custom Ringtones Yes Yes n/a n/a
Real-Music Ringers Yes Yes n/a n/a
Data & Network
Data Tethering Yes Yes n/a n/a
WAP / Web Browser Yes Yes n/a n/a
Input
Predictive Text Entry Yes - n/a n/a
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - Yes Yes Yes
Memory
Memory Card Slot Yes - Yes Yes
Messaging
Email Client Yes Yes n/a n/a
Instant Messaging Yes Yes n/a n/a
MMS Yes Yes n/a n/a
Text Messaging Templates Yes Yes n/a n/a
Music
Headphone Jack (3.5mm) - - Yes Yes
Music Player Yes - n/a n/a
Productivity
Alarm Yes Yes n/a n/a
Calculator Yes Yes n/a n/a
Calendar Yes Yes n/a n/a
To-Do List - - n/a n/a
Voice Memo Yes Yes n/a n/a
Software
Games Yes Yes n/a n/a
Java (J2ME) Yes Yes n/a n/a
Voice
Speaker Phone Yes Yes Yes Yes
  ZTE Z331 Pantech Slate C530 BlackBerry Curve 9350 BlackBerry Curve 3G 9330
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone ZTE Z331 Pantech Slate C530 BlackBerry Curve 9350 BlackBerry Curve 3G 9330

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