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Phone Motorola Sidekick Slide Samsung SCH-A990 Siemens A56 / A56i Samsung SPH-i550
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Not yet released
Specifications 
Display Size ? ? ? ?
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)
Display Refresh ? ? ? ?
Battery ? 1,000 mAh 700 mAh ?
Processor 225 MHz TI OMAP 850 ? ? 200 MHz Motorola MX-1
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 1 megapixel 3 megapixel - 1 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - ? - ?
Front Camera - - - -
Weight 5.3 oz
(150g)
4.4 oz
(125g)
3 oz
(85g)
?
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)
Form Factor Slide Clamshell Slab Clamshell
Platform / OS (proprietary) (proprietary) (proprietary) Palm OS
Network Bands

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

GSM: 850, 1900

CDMA: 850, 1900

AMPS: 850

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

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