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Phone Motorola Sidekick Slide Samsung SCH-A990 Siemens A56 / A56i Samsung SPH-i550 Samsung M400
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Not yet released Released
Specifications 
Display Size ? ? ? ? 2.4" diag.
4 : 3
Display Resolution & Type 320 x 240 pixels
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
101 x 64 pixels 320 x 320 pixels
LCD (TFT/TFD)
240 x 320 pixels
(~167 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ? ?
Battery ? 1,000 mAh 700 mAh ? 1,000 mAh
Processor 225 MHz TI OMAP 850 ? ? 200 MHz Motorola MX-1 400 MHz Qualcomm QSC6155
RAM ? ? ? ? 128 MB
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware 256 MB
Main Camera 1 megapixel 3 megapixel - 1 megapixel 1 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture - ? - ? -
Front Camera - - - - -
Weight 5.3 oz
(150g)
4.4 oz
(125g)
3 oz
(85g)
? 3.7 oz
(105g)
Dimensions 4.65" x 2.44" x 0.69"
(118 x 62 x 17.5 mm)
3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
4" x 1.7" x 0.8"
(102 x 43 x 20.3 mm)
3.46" x 2.34" x 1.1"
(88 x 59 x 27.9 mm)
3.8" x 1.9" x 0.7"
(97 x 48 x 17.8 mm)
Form Factor Slide Clamshell Slab Clamshell Clamshell
Platform / OS (proprietary) (proprietary) (proprietary) Palm OS (proprietary)
Network Bands

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

GSM: 850, 1900

CDMA: 850, 1900

AMPS: 850

CDMA: 800, 850, 1900

Data Technology EDGE EVDO r0 - 1xRTT 1xRTT
Features 
Flashlight - Yes - - -
GPS / Location - Yes Yes n/a Yes
Accessibility
Adjustable Text Size Yes - - n/a Yes
Hearing Aid Compatible - Yes - - Yes
Multiple Languages - Yes - n/a Yes
TTY/TDD (Digital) - Yes Yes Yes Yes
Alerts
Extra Display - Yes - Yes Yes
Ringer Profiles Yes - Yes - -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
-
-
Yes
Classic Audio
Infrared (IR) - - - Yes -
USB Yes Yes - - Yes
Micro-USB
Contacts
Picture ID Yes Yes Yes n/a Yes
Ringer ID Yes Yes Yes n/a Yes
Voice Dialing - Yes - n/a Yes
Customization
Changeable Body Plates - - Yes - -
Custom Graphics Yes Yes Yes n/a Yes
Custom Ringtones Yes Yes Yes n/a Yes
Real-Music Ringers Yes Yes - n/a Yes
Data & Network
Data Tethering - Yes - n/a -
WAP / Web Browser Yes Yes Yes n/a Yes
Input
Predictive Text Entry - Yes Yes n/a Yes
Side Keys Yes Yes - Yes Yes
Text Keyboard, Hardware Yes - - - -
Touch Screen - - - Yes -
Memory
Memory Card Slot Yes Yes - Yes -
Messaging
Email Client Yes - - n/a -
EMS / Picture Messaging - Yes Yes n/a -
Instant Messaging Yes - - n/a -
MMS Yes Yes - n/a Yes
Text Messaging Templates - Yes - n/a Yes
Music
Headphone Jack (3.5mm) - - - - Yes
Music Player Yes Yes - n/a -
Stereo Speakers - Yes - - -
Photo & Video
TV Output - Yes - - -
Productivity
Alarm Yes Yes Yes n/a Yes
Calculator - Yes Yes n/a Yes
Calendar Yes Yes - n/a Yes
To-Do List Yes - - n/a -
Voice Memo - Yes - n/a Yes
Software
BREW - Yes - n/a -
Games Yes Yes Yes n/a Yes
Java (J2ME) Yes - - n/a -
Voice
Headset Jack (2.5 mm) Yes - - n/a -
Speaker Phone Yes Yes - - Yes
  Motorola Sidekick Slide Samsung SCH-A990 Siemens A56 / A56i Samsung SPH-i550 Samsung M400
  X > < X > < X > < X > < X

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

 
Phone Motorola Sidekick Slide Samsung SCH-A990 Siemens A56 / A56i Samsung SPH-i550 Samsung M400

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