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Phone Samsung SGH-X820 Nokia 9290 Nokia Twist 7705 BlackBerry 7750
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? 2.4" diag.
4 : 3
?
Display Resolution & Type 220 x 176 pixels
LCD (TFT/TFD)
640 x 200 pixels
LCD (TFT/TFD)
320 x 240 pixels
(~167 ppi)
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
Display Refresh ? ? ? ?
Battery 650 mAh 1,300 mAh 860 mAh ?
Processor ? ? ? ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 2 megapixel - 3 megapixel -
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? - ? -
Front Camera - - - -
Weight 2.33 oz
(66g)
8.6 oz
(244g)
3.44 oz
(98g)
5.01 oz
(142g)
Dimensions 4.45" x 1.97" x 0.27"
(113 x 50 x 6.9 mm)
6.22" x 2.2" x 1.06"
(158 x 56 x 26.9 mm)
2.7" x 2.7" x 0.59"
(69 x 69 x 15 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
Form Factor Slab Clamshell Swivel Slab
Platform / OS (proprietary) (proprietary) (proprietary) BlackBerry OS
Network Bands

GSM: 900, 1800, 1900

GSM: 1900

CDMA: 850, 1900

CDMA: 850, 1900

Data Technology EDGE - EVDO r0 1xRTT
Features 
GPS / Location - - Yes n/a
Accessibility
Adjustable Text Size - - Yes n/a
Hearing Aid Compatible - - Yes -
Multiple Languages Yes Yes Yes n/a
TTY/TDD (Digital) - - Yes Yes
Alerts
Extra Display - Yes - -
Ringer Profiles - Yes - Yes
Connectivity
Bluetooth Yes
Classic Audio
- Yes
Classic Audio
-
Infrared (IR) - Yes - -
USB Yes - Yes
Micro-USB
Yes
Contacts
Picture ID Yes - Yes n/a
Ringer ID Yes - Yes n/a
Voice Dialing - - Yes n/a
Customization
Changeable Body Plates - - Yes -
Custom Graphics Yes - Yes n/a
Custom Ringtones Yes - Yes n/a
Real-Music Ringers Yes - Yes n/a
Data & Network
Data Tethering - Yes Yes n/a
External Antenna Jack Yes - - n/a
WAP / Web Browser Yes Yes Yes n/a
Input
Predictive Text Entry Yes - - n/a
Side Keys Yes - Yes Yes
Text Keyboard, Hardware - Yes Yes Yes
Memory
Memory Card Slot - Yes Yes -
Messaging
Email Client Yes - Yes n/a
EMS / Picture Messaging Yes - Yes n/a
Instant Messaging - - Yes n/a
MMS Yes - Yes n/a
Text Messaging Templates Yes Yes Yes n/a
Music
Music Player - - Yes n/a
Photo & Video
TV Output Yes - - -
Productivity
Alarm Yes Yes Yes n/a
Calculator Yes Yes Yes n/a
Calendar Yes Yes Yes n/a
To-Do List Yes Yes Yes n/a
Voice Memo Yes - Yes n/a
Software
BREW - - Yes n/a
Games Yes Yes Yes n/a
Java (J2ME) Yes Yes - n/a
Voice
Headset Jack (2.5 mm) - - Yes n/a
Speaker Phone Yes Yes Yes -
  Samsung SGH-X820 Nokia 9290 Nokia Twist 7705 BlackBerry 7750
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SGH-X820 Nokia 9290 Nokia Twist 7705 BlackBerry 7750

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