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Phone Samsung SCH-A990 Nokia N900 Nokia 6275i Samsung Wafer R510
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Released Released
Specifications 
Display Size ? 3.5" diag.
5 : 3
? 1.9" diag.
4 : 3
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
800 x 480 pixels
(~267 ppi)
LCD (TFT/TFD)
240 x 320 pixels
LCD (TFT/TFD)
220 x 176 pixels
(~148 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ?
Battery 1,000 mAh 1,320 mAh 1,150 mAh 800 mAh
Processor ? 600 MHz TI OMAP 3430 (ARM Cortex-A8) ? ?
RAM ? ? ? ?
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware
Main Camera 3 megapixel 5 megapixel 2 megapixel 1 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? ? ? ?
Front Camera - - - -
Weight 4.4 oz
(125g)
6.38 oz
(181g)
3.7 oz
(105g)
2.47 oz
(70g)
Dimensions 3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
4.36" x 2.35" x 0.69"
(111 x 60 x 17.6 mm)
4.29" x 1.69" x 0.67"
(109 x 43 x 17 mm)
4.45" x 1.97" x 0.33"
(113 x 50 x 8.4 mm)
Form Factor Clamshell Slide Slab Slab
Platform / OS (proprietary) (proprietary) (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

WCDMA: 1, 4, 8

GSM: 850, 900, 1800, 1900

CDMA: 850, 1900

AMPS: 850

CDMA: 850, 1900

Data Technology EVDO r0 HSPA 10.1 1xRTT EVDO r0
Features 
Flashlight Yes - - -
GPS / Location Yes Yes Yes Yes
Accessibility
Hearing Aid Compatible Yes Yes - Yes
Multiple Languages Yes Yes Yes Yes
TTY/TDD (Digital) Yes - Yes Yes
Alerts
Extra Display Yes - - -
Ringer Profiles - - Yes -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Infrared (IR) - - Yes -
USB Yes Yes
Micro-USB
Yes -
Wi-Fi - Yes
802.11 b,g
- -
Contacts
Picture ID Yes Yes Yes Yes
Ringer ID Yes - Yes -
Voice Dialing Yes - Yes Yes
Customization
Custom Graphics Yes Yes Yes Yes
Custom Ringtones Yes Yes Yes Yes
Real-Music Ringers Yes Yes Yes -
Data & Network
Data Tethering Yes - Yes -
WAP / Web Browser Yes Yes Yes Yes
Input
Predictive Text Entry Yes - Yes Yes
Side Keys Yes Yes Yes Yes
Stylus - Yes - -
Text Keyboard, Hardware - Yes - -
Touch Screen - Yes - -
Memory
Memory Card Slot Yes Yes Yes Yes
Messaging
Email Client - Yes - -
EMS / Picture Messaging Yes - - -
Instant Messaging - Yes - -
MMS Yes - Yes Yes
Text Messaging Templates Yes - Yes -
Music
FM Radio - - Yes -
FM Transmitter - Yes - -
Headphone Jack (3.5mm) - Yes - -
Music Player Yes Yes Yes Yes
Stereo Speakers Yes Yes - Yes
Photo & Video
DLNA - Yes - -
TV Output Yes Yes - -
Video Calling - 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 - Yes * Yes
Games Yes Yes Yes Yes
Java (J2ME) - - Yes * -
Voice
Headset Jack (2.5 mm) - - Yes -
Speaker Phone Yes Yes Yes Yes
  * Some versions only
  Samsung SCH-A990 Nokia N900 Nokia 6275i Samsung Wafer R510
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-A990 Nokia N900 Nokia 6275i Samsung Wafer R510

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