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Phone Cal-Comp EZ Samsung SCH-U430 BlackBerry Curve 8330 BlackBerry 6510
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? ? ?
Display Resolution & Type 128 x 128 pixels
LCD (STN)
128 x 160 pixels
LCD (TFT/TFD)
320 x 240 pixels
LCD (TFT/TFD)
160 x 100 pixels
Display Refresh ? ? ? ?
Battery 800 mAh 1,000 mAh 1,150 mAh 900 mAh
Processor ? ? ? ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera - Yes 2 megapixel -
Wide Camera - - - -
Tele Camera - - - -
Video Capture - - ? -
Front Camera - - - -
Weight 2.47 oz
(70g)
3.21 oz
(91g)
4.02 oz
(114g)
5.64 oz
(160g)
Dimensions 4.04" x 1.71" x 0.63"
(103 x 43 x 16 mm)
3.67" x 1.85" x 0.78"
(93 x 47 x 19.8 mm)
4.2" x 2.4" x 0.6"
(107 x 61 x 15.2 mm)
4.53" x 2.95" x 0.95"
(115 x 75 x 24.1 mm)
Form Factor Slab Clamshell Slab Slab
Platform / OS (proprietary) (proprietary) BlackBerry OS BlackBerry OS
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

CDMA: 850, 1900

iDEN: 800

Data Technology 1xRTT 1xRTT EVDO r0 -
Features 
GPS / Location Yes Yes n/a n/a
Accessibility
Adjustable Text Size - Yes n/a n/a
Hearing Aid Compatible - Yes
M4, T4 (very tele-coil compatible)
Yes
M4, T4 (very tele-coil compatible)
-
Multiple Languages Yes Yes n/a n/a
TTY/TDD (Digital) - Yes Yes -
Alerts
Extra Display - Yes - -
Ringer Profiles - - Yes Yes
Connectivity
Bluetooth - Yes Yes -
USB Yes
Mini-USB
- Yes
Mini-USB
Yes
Mini-USB
Contacts
Picture ID - Yes n/a n/a
Ringer ID - Yes n/a n/a
Voice Dialing - Yes n/a n/a
Customization
Custom Graphics - Yes n/a n/a
Custom Ringtones - Yes n/a n/a
Real-Music Ringers - - n/a n/a
Data & Network
Data Tethering - - n/a n/a
WAP / Web Browser - Yes n/a n/a
Input
Predictive Text Entry - Yes n/a n/a
Side Keys - Yes Yes -
Text Keyboard, Hardware - - Yes Yes
Memory
Memory Card Slot - - Yes -
Messaging
Email Client - Yes n/a n/a
EMS / Picture Messaging - Yes n/a n/a
Instant Messaging - Yes n/a n/a
MMS - Yes n/a n/a
Text Messaging Templates Yes Yes n/a n/a
Music
Headphone Jack (3.5mm) - - Yes -
Music Player - - 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 Yes - n/a n/a
Voice Memo Yes * Yes n/a n/a
Software
BREW - Yes n/a n/a
Games - Yes n/a n/a
Java (J2ME) - - n/a n/a
Voice
Headset Jack (2.5 mm) Yes Yes n/a n/a
Push-To-Talk - - - Yes
Speaker Phone - Yes Yes -
  * Some versions only
  Cal-Comp EZ Samsung SCH-U430 BlackBerry Curve 8330 BlackBerry 6510
  X > < X > < X > < X

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

 
Phone Cal-Comp EZ Samsung SCH-U430 BlackBerry Curve 8330 BlackBerry 6510

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