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Phone Samsung SGH-X820 BlackBerry 7750 Kyocera DuraCore / DuraShock Nokia 7380
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? 2" diag.
4 : 3
?
Display Resolution & Type 220 x 176 pixels
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
240 x 320 pixels
(~200 ppi)
LCD (TFT/TFD)
208 x 104 pixels
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 650 mAh ? 1,360 mAh 700 mAh
Processor ? ? Qualcomm QSC6085 ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 2 megapixel - - 2 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? - - QCIF (176 x 144)
Front Camera - - - -
Weight 2.33 oz
(66g)
5.01 oz
(142g)
4.44 oz
(126g)
2.82 oz
(80g)
Dimensions 4.45" x 1.97" x 0.27"
(113 x 50 x 6.9 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
3.88" x 1.96" x 0.94"
(99 x 50 x 23.9 mm)
4.49" x 1.18" x 0.79"
(114 x 30 x 20.1 mm)
Form Factor Slab Slab Clamshell Slab
Platform / OS (proprietary) BlackBerry OS (proprietary) (proprietary)
Network Bands

GSM: 900, 1800, 1900

CDMA: 850, 1900

CDMA: 800, 850, 1900

GSM: 900, 1800, 1900

Data Technology EDGE 1xRTT EVDO rA GPRS
Features 
GPS / Location - n/a Yes -
Ruggedized - - Yes -
Accessibility
Adjustable Text Size - n/a Yes -
Hearing Aid Compatible - - Yes -
Multiple Languages Yes n/a Yes Yes
TTY/TDD (Digital) - Yes Yes -
Alerts
Extra Display - - Yes -
Ringer Profiles - Yes - Yes
Connectivity
Bluetooth Yes
Classic Audio
-
Yes
Classic Audio
Yes
Classic Audio
USB Yes Yes Yes -
Contacts
Picture ID Yes n/a - Yes
Ringer ID Yes n/a Yes -
Voice Dialing - n/a Yes Yes
Customization
Custom Graphics Yes n/a Yes Yes
Custom Ringtones Yes n/a Yes Yes
Real-Music Ringers Yes n/a Yes Yes
Data & Network
Data Tethering - n/a - Yes
External Antenna Jack Yes n/a - -
WAP / Web Browser Yes n/a Yes Yes
Input
Predictive Text Entry Yes n/a Yes Yes
Side Keys Yes Yes Yes -
Text Keyboard, Hardware - Yes - -
Messaging
Email Client Yes n/a - -
EMS / Picture Messaging Yes n/a - Yes
MMS Yes n/a Yes Yes
Text Messaging Templates Yes n/a Yes Yes
Music
FM Radio - - - Yes
Photo & Video
TV Output Yes - - -
Productivity
Alarm Yes n/a Yes Yes
Calculator Yes n/a Yes -
Calendar Yes n/a Yes Yes
To-Do List Yes n/a - Yes
Voice Memo Yes n/a Yes Yes
Software
Games Yes n/a Yes -
Java (J2ME) Yes n/a Yes -
Voice
Headset Jack (2.5 mm) - n/a Yes Yes
Push-To-Talk - - Yes * -
Speaker Phone Yes - Yes Yes
  * Some versions only
  Samsung SGH-X820 BlackBerry 7750 Kyocera DuraCore / DuraShock Nokia 7380
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X820 BlackBerry 7750 Kyocera DuraCore / DuraShock Nokia 7380

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