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Phone Samsung SCH-A990 Nokia 2651 Siemens SL55 ZTE Z222 / Z223
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? ? ? 2" diag.
4 : 3
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
128 x 128 pixels
LCD (STN)
101 x 80 pixels
LCD (STN)
176 x 220 pixels
(~141 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 1,000 mAh 760 mAh 500 mAh 900 mAh
Processor ? ? ? QSC6270
RAM ? ? ? 64 MB
Storage ? raw hardware ? raw hardware ? raw hardware 128 MB
Main Camera 3 megapixel - - Yes
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? - - ?
Front Camera - - - -
Weight 4.4 oz
(125g)
3.4 oz
(96g)
2.79 oz
(79g)
3.24 oz
(92g)
Dimensions 3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
3.35" x 1.81" x 0.9"
(85 x 46 x 22.9 mm)
3.21" x 1.75" x 0.86"
(82 x 44 x 21.8 mm)
3.76" x 1.92" x 0.73"
(96 x 49 x 18.5 mm)
Form Factor Clamshell Clamshell Slide Clamshell
Platform / OS (proprietary) (proprietary) (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

GSM: 850, 1900

GSM: 900, 1800, 1900

WCDMA: 2, 5

GSM: 850, 1900

Data Technology EVDO r0 GPRS GPRS HSDPA 3.6
Features 
Flashlight Yes - - -
GPS / Location Yes - - -
Accessibility
Hearing Aid Compatible Yes - - Yes
Multiple Languages Yes Yes Yes Yes
TTY/TDD (Digital) Yes - - Yes
Alerts
Extra Display Yes - - Yes
Ringer Profiles - - Yes Yes
Connectivity
Bluetooth Yes
Classic Audio
-
-
Yes
Classic Audio
Infrared (IR) - - Yes -
USB Yes - - Yes
Micro-USB
Contacts
Picture ID Yes - Yes Yes
Ringer ID Yes - Yes Yes
Voice Dialing Yes - Yes -
Customization
Custom Graphics Yes Yes Yes Yes
Custom Ringtones Yes Yes Yes Yes
Real-Music Ringers Yes - - Yes
Data & Network
Data Tethering Yes - Yes -
WAP / Web Browser Yes Yes Yes Yes
Input
Predictive Text Entry Yes Yes Yes Yes
Side Keys Yes - Yes Yes
Memory
Memory Card Slot Yes - - -
Messaging
Email Client - Yes Yes Yes
EMS / Picture Messaging Yes Yes Yes -
MMS Yes Yes Yes Yes
Text Messaging Templates Yes - Yes Yes
Music
FM Radio - - - Yes *
Music Player Yes - - -
Stereo Speakers Yes - - -
Photo & Video
TV Output Yes - - -
Productivity
Alarm Yes Yes Yes Yes
Calculator Yes Yes Yes Yes
Calendar Yes Yes Yes Yes
To-Do List - - Yes -
Voice Memo Yes - Yes Yes
Software
BREW Yes - - -
Games Yes Yes Yes Yes
Java (J2ME) - Yes Yes Yes
Voice
Speaker Phone Yes - Yes Yes
  * Some versions only
  Samsung SCH-A990 Nokia 2651 Siemens SL55 ZTE Z222 / Z223
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Phone Samsung SCH-A990 Nokia 2651 Siemens SL55 ZTE Z222 / Z223

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