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Phone Samsung SCH-A990 Samsung SPH-N270 (Matrix Phone) Motorola Sidekick Slide Nokia N900 Amazon Fire
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? ? ? 3.5" diag.
5 : 3
4.7" diag.
16 : 9
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
128 x 160 pixels
LCD (TFT/TFD)
320 x 240 pixels
LCD (TFT/TFD)
800 x 480 pixels
(~267 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
Display Refresh ? ? ? ? ?
Battery 1,000 mAh 1,000 mAh ? 1,320 mAh 2,400 mAh
Processor ? ? 225 MHz TI OMAP 850 600 MHz TI OMAP 3430 (ARM Cortex-A8) 2.2 GHz Qualcomm Snapdragon 800
RAM ? ? ? ? 2 GB
Storage ? raw hardware ? raw hardware ? raw hardware ? raw hardware 32 GB *
Main Camera 3 megapixel - 1 megapixel 5 megapixel 13 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? - - ? 1080p HD
Front Camera - - - - 2 megapixel
Weight 4.4 oz
(125g)
4.66 oz
(132g)
5.3 oz
(150g)
6.38 oz
(181g)
5.64 oz
(160g)
Dimensions 3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
4.53" x 2.28" x 0.79"
(115 x 58 x 20.1 mm)
4.65" x 2.44" x 0.69"
(118 x 62 x 17.5 mm)
4.36" x 2.35" x 0.69"
(111 x 60 x 17.6 mm)
5.5" x 2.6" x 0.35"
(140 x 66 x 8.9 mm)
Form Factor Clamshell Slide Slide Slide Slab
Platform / OS (proprietary) (proprietary) (proprietary) (proprietary) (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

GSM: 850, 900, 1800, 1900

WCDMA: 1, 4, 8

GSM: 850, 900, 1800, 1900

4G LTE: 1, 2, 3, 4, 5, 7, 8, 17

WCDMA: 1, 2, 4, 5, 8

GSM: 850, 900, 1800, 1900

Data Technology EVDO r0 - EDGE HSPA 10.1 LTE (Cat 4)
Features 
Flashlight Yes - - - Yes
GPS / Location Yes Yes - Yes Yes
Accessibility
Adjustable Text Size - - Yes - -
Hearing Aid Compatible Yes - - Yes Yes
Multiple Languages Yes Yes - Yes Yes
TTY/TDD (Digital) Yes - - - Yes
Alerts
Extra Display Yes - - - -
Ringer Profiles - - Yes - -
Connectivity
Bluetooth Yes - Yes Yes Yes
Mobile Hotspot - - - - Yes
NFC - - - - Yes
USB Yes - Yes Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - - - Yes
802.11 b,g
Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes Yes Yes Yes Yes
Ringer ID Yes Yes Yes - Yes
Voice Dialing Yes Yes - - Yes
Customization
Custom Graphics 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 Yes -
Touch Screen - - - Yes Yes
Memory
Memory Card Slot Yes - Yes Yes -
Messaging
Email Client - - Yes Yes Yes
EMS / Picture Messaging Yes - - - -
Instant Messaging - - Yes Yes -
MMS Yes - Yes - Yes
Text Messaging Templates Yes - - - Yes
Music
FM Transmitter - - - Yes -
Headphone Jack (3.5mm) - - - Yes Yes
Music Player Yes - Yes Yes Yes
Stereo Speakers Yes - - Yes Yes
Photo & Video
DLNA - - - Yes -
Miracast - - - - Yes
TV Output Yes - - Yes Yes
Video Calling - - - Yes * -
Productivity
Alarm Yes Yes Yes Yes Yes
Calculator Yes Yes - Yes Yes
Calendar Yes Yes Yes Yes Yes
To-Do List - Yes Yes - -
Voice Memo Yes Yes - - Yes
Software
BREW Yes - - - -
Games Yes - Yes Yes Yes
Java (J2ME) - - Yes - -
Voice
HD Voice - - - - Yes
Headset Jack (2.5 mm) - Yes Yes - -
Speaker Phone Yes - Yes Yes Yes
  * Some versions only
  Samsung SCH-A990 Samsung SPH-N270 (Matrix Phone) Motorola Sidekick Slide Nokia N900 Amazon Fire
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-A990 Samsung SPH-N270 (Matrix Phone) Motorola Sidekick Slide Nokia N900 Amazon Fire

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