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Phone Samsung SCH-A990 Sharp Kin Two BlackBerry 7750 LG AX-275 Samsung Galaxy S 4 (GSM)
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 3.4" diag.
5 : 3
? ? 5" diag.
16 : 9
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
320 x 480 pixels
(~170 ppi)
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
128 x 128 pixels
LCD (TFT/TFD)
1080 x 1920 pixels
(~441 ppi)
AMOLED
Display Refresh ? ? ? ? 60 Hz
Battery 1,000 mAh 1,390 mAh ? 850 mAh 2,600 mAh
Processor ? 600 MHz Tegra APX2600 ? ? 1.9 GHz Qualcomm Snapdragon 600 8064T
RAM ? ? ? ? 2 GB
Storage ? raw hardware 8 GB ? raw hardware ? raw hardware 16 GB *
Main Camera 3 megapixel 8 megapixel - Yes 13 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture ? 720p HD - - 1080p HD
Front Camera - - - - 2 megapixel
Weight 4.4 oz
(125g)
4.8 oz
(136g)
5.01 oz
(142g)
2.82 oz
(80g)
4.59 oz
(130g)
Dimensions 3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
4.36" x 2.36" x 0.62"
(111 x 60 x 15.7 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
3.58" x 1.81" x 0.78"
(91 x 46 x 19.8 mm)
5.38" x 2.75" x 0.31"
(137 x 70 x 7.9 mm)
Form Factor Clamshell Slide Slab Clamshell Slab
Platform / OS (proprietary) (proprietary) BlackBerry OS (proprietary) Android
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

CDMA: 850, 1900

CDMA: 850, 1900

AMPS: 850

4G LTE: 2, 4, 5, 17

WCDMA: 1, 2, 4, 5

GSM: 850, 900, 1800, 1900

*

Data Technology EVDO r0 EVDO rA 1xRTT 1xRTT LTE (Cat 3)
Features 
Flashlight Yes - - - Yes
GPS / Location Yes Yes n/a Yes n/a
Accessibility
Adjustable Text Size - - n/a - n/a
Hearing Aid Compatible Yes Yes - Yes Yes
Multiple Languages Yes Yes n/a Yes n/a
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display Yes - - Yes -
Ringer Profiles - - Yes - -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
-
-
Yes
Classic Audio
Infrared (IR) - - - - Yes
Mobile Hotspot - - n/a - n/a
NFC - - - - Yes
USB Yes Yes
Micro-USB
Yes - Yes
Wi-Fi - Yes
802.11 b,g
- - Yes
5 (802.11 a,ac,b,g,n)
Contacts
Picture ID Yes Yes n/a Yes n/a
Ringer ID Yes Yes n/a Yes n/a
Voice Dialing Yes - n/a Yes n/a
Customization
Custom Graphics Yes Yes n/a Yes n/a
Custom Ringtones Yes - n/a Yes n/a
Real-Music Ringers Yes - n/a Yes n/a
Data & Network
Data Tethering Yes - n/a - n/a
WAP / Web Browser Yes Yes n/a Yes n/a
Input
Predictive Text Entry Yes - n/a Yes n/a
Side Keys Yes Yes Yes Yes Yes
Text Keyboard, Hardware - Yes Yes - -
Touch Screen - Yes - - Yes
Memory
Memory Card Slot Yes - - - Yes
Messaging
Email Client - Yes n/a - n/a
EMS / Picture Messaging Yes - n/a - n/a
Instant Messaging - - n/a - n/a
MMS Yes Yes n/a Yes n/a
Text Messaging Templates Yes - n/a Yes n/a
Music
FM Radio - Yes - - -
Headphone Jack (3.5mm) - Yes - - Yes
Music Player Yes Yes n/a - n/a
Stereo Speakers Yes Yes - - -
Photo & Video
DLNA - - - - Yes
Miracast - - - - Yes
TV Output Yes - - - Yes
Productivity
Alarm Yes Yes n/a Yes n/a
Calculator Yes - n/a Yes n/a
Calendar Yes - n/a Yes n/a
To-Do List - - n/a - n/a
Voice Memo Yes - n/a Yes n/a
Software
BREW Yes - n/a Yes n/a
Games Yes - n/a Yes n/a
Java (J2ME) - - n/a - n/a
Voice
Headset Jack (2.5 mm) - - n/a Yes n/a
Speaker Phone Yes Yes - Yes Yes
  Samsung SCH-A990 Sharp Kin Two BlackBerry 7750 LG AX-275 Samsung Galaxy S 4 (GSM)
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone Samsung SCH-A990 Sharp Kin Two BlackBerry 7750 LG AX-275 Samsung Galaxy S 4 (GSM)

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