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Phone Samsung Messager R450 Sharp Sidekick LX 2007 Nokia N90 Samsung Captivate (Galaxy S)
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size 2.1" diag.
4 : 3
3" diag.
5 : 3
? 4" diag.
5 : 3
Display Resolution & Type 176 x 220 pixels
(~134 ppi)
LCD (TFT/TFD)
400 x 240 pixels
(~155 ppi)
LCD (TFT/TFD)
352 x 416 pixels
LCD (TFT/TFD)
480 x 800 pixels
(~233 ppi)
AMOLED
Display Refresh ? ? ? 60 Hz
Battery 960 mAh 1,540 mAh 760 mAh 1,500 mAh
Processor ? 200 MHz OMAP 331 ? 1 GHz Samsung Hummingbird Cortex A8
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware 16 GB
Main Camera 1 megapixel 1 megapixel 2 megapixel 5 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture - ? CIF (352 x 288) 720p HD
Front Camera - - - -
Weight 4.58 oz
(130g)
5.7 oz
(162g)
6.1 oz
(173g)
4.41 oz
(125g)
Dimensions 4.4" x 2" x 0.7"
(112 x 51 x 17.8 mm)
5.12" x 2.36" x 0.7"
(130 x 60 x 17.9 mm)
4.41" x 2.01" x 0.94"
(112 x 51 x 23.9 mm)
4.83" x 2.52" x 0.41"
(123 x 64 x 10.4 mm)
Form Factor Slab Swivel Clamshell Slab
Platform / OS (proprietary) (proprietary) S60 (Symbian) Android
Network Bands

CDMA: 850, 1700, 1900

GSM: 850, 900, 1800, 1900

WCDMA: 1

GSM: 900, 1800, 1900

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 1900

Data Technology 1xRTT EDGE EDGE HSPA 7.2
Features 
Flashlight - Yes - -
GPS / Location Yes - n/a n/a
Accessibility
Adjustable Text Size - Yes n/a n/a
Hearing Aid Compatible Yes Yes - Yes
Multiple Languages Yes - n/a n/a
TTY/TDD (Digital) Yes - - Yes
Alerts
Extra Display - - Yes -
Ringer Profiles - Yes Yes -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
USB Yes Yes Yes Yes
Micro-USB
Wi-Fi - - - Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes Yes n/a n/a
Ringer ID Yes Yes n/a n/a
Voice Dialing Yes - n/a n/a
Customization
Custom Graphics Yes Yes n/a n/a
Custom Ringtones Yes Yes n/a n/a
Real-Music Ringers - Yes n/a n/a
Data & Network
Data Tethering - - n/a n/a
WAP / Web Browser Yes Yes n/a n/a
Input
Predictive Text Entry Yes - n/a n/a
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware Yes Yes - -
Touch Screen - - - Yes
Memory
Memory Card Slot Yes Yes Yes Yes
Messaging
Email Client - Yes n/a n/a
EMS / Picture Messaging - - n/a n/a
Instant Messaging - Yes n/a n/a
MMS Yes Yes n/a n/a
Text Messaging Templates Yes Yes n/a n/a
Music
Headphone Jack (3.5mm) - Yes - Yes
Music Player Yes Yes n/a n/a
Photo & Video
DLNA - - - Yes
Video Calling - - n/a n/a
Productivity
Alarm Yes Yes * n/a n/a
Calculator Yes - n/a n/a
Calendar Yes Yes n/a n/a
To-Do List - Yes n/a n/a
Voice Memo Yes - n/a n/a
Software
BREW Yes - n/a n/a
Games Yes Yes n/a n/a
Java (J2ME) - Yes n/a n/a
Voice
Push-To-Talk - - Yes -
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Samsung Messager R450 Sharp Sidekick LX 2007 Nokia N90 Samsung Captivate (Galaxy S)
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Phone Samsung Messager R450 Sharp Sidekick LX 2007 Nokia N90 Samsung Captivate (Galaxy S)

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