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Phone Kyocera DuraPlus Nokia 2651 BlackBerry 7750 Samsung Wafer R510
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2" diag.
4 : 3
? ? 1.9" diag.
4 : 3
Display Resolution & Type 240 x 320 pixels
(~200 ppi)
LCD (TFT/TFD)
128 x 128 pixels
LCD (STN)
240 x 240 pixels
LCD (Color)
220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 1,650 mAh 760 mAh ? 800 mAh
Processor ? ? ? ?
RAM 128 MB ? ? ?
Storage 256 MB ? raw hardware ? raw hardware ? raw hardware
Main Camera - - - 1 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - - - ?
Front Camera - - - -
Weight 6.67 oz
(189g)
3.4 oz
(96g)
5.01 oz
(142g)
2.47 oz
(70g)
Dimensions 5.28" x 2.17" x 0.93"
(134 x 55 x 23.6 mm)
3.35" x 1.81" x 0.9"
(85 x 46 x 22.9 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
4.45" x 1.97" x 0.33"
(113 x 50 x 8.4 mm)
Form Factor Slab Clamshell Slab Slab
Platform / OS (proprietary) (proprietary) BlackBerry OS (proprietary)
Network Bands

CDMA: 800, 850, 1900

GSM: 850, 1900

CDMA: 850, 1900

CDMA: 850, 1900

Data Technology EVDO rA GPRS 1xRTT EVDO r0
Features 
Flashlight Yes - - -
GPS / Location Yes - n/a Yes
Ruggedized Yes - - -
Water-Resistant Yes - - -
Accessibility
Adjustable Text Size Yes - n/a -
Hearing Aid Compatible Yes - - Yes
Multiple Languages Yes Yes n/a Yes
TTY/TDD (Digital) Yes - Yes Yes
Alerts
Ringer Profiles - - Yes -
Connectivity
Bluetooth Yes
Classic Audio
-
-
Yes
Classic Audio
USB Yes
Micro-USB
- Yes -
Contacts
Picture ID - - n/a Yes
Ringer ID Yes - n/a -
Voice Dialing Yes - n/a Yes
Customization
Custom Graphics Yes Yes n/a Yes
Custom Ringtones Yes Yes n/a Yes
Data & Network
WAP / Web Browser Yes Yes n/a Yes
Input
Predictive Text Entry Yes Yes n/a Yes
Side Keys Yes - Yes Yes
Text Keyboard, Hardware - - Yes -
Memory
Memory Card Slot - - - Yes
Messaging
Email Client - Yes n/a -
EMS / Picture Messaging - Yes n/a -
MMS Yes Yes n/a Yes
Text Messaging Templates Yes - n/a -
Music
Music Player - - n/a Yes
Stereo Speakers - - - Yes
Productivity
Alarm Yes Yes n/a Yes
Calculator Yes Yes n/a Yes
Calendar Yes Yes n/a Yes
To-Do List - - n/a -
Voice Memo Yes - n/a Yes
Software
BREW Yes - n/a Yes
Games Yes Yes n/a Yes
Java (J2ME) Yes Yes n/a -
Voice
Headset Jack (2.5 mm) Yes - n/a -
Push-To-Talk Yes - - -
Speaker Phone Yes - - Yes
  Kyocera DuraPlus Nokia 2651 BlackBerry 7750 Samsung Wafer R510
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Phone Kyocera DuraPlus Nokia 2651 BlackBerry 7750 Samsung Wafer R510

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