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Phone Samsung SCH-A990 BlackBerry 7750 Sony Ericsson Xperia X10 mini (2010) Amazon Fire
Current U.S. Carriers (none) (none) (none) (none)
Global Availability Released Released Not yet released Released
Specifications 
Display Size ? ? 2.6" diag.
4 : 3
4.7" diag.
16 : 9
Display Resolution & Type 240 x 320 pixels
LCD (TFT/TFD)
240 x 240 pixels
LCD (Color)
240 x 320 pixels
(~157 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
Display Refresh ? ? 60 Hz ?
Battery 1,000 mAh ? ? 2,400 mAh
Processor ? ? 600 MHz Qualcomm S1 MSM7227 2.2 GHz Qualcomm Snapdragon 800
RAM ? ? ? 2 GB
Storage ? raw hardware ? raw hardware ? raw hardware 32 GB *
Main Camera 3 megapixel - 5 megapixel 13 megapixel
Wide Camera - - - -
Tele Camera - - - -
Video Capture ? - VGA (640 x 480) 1080p HD
Front Camera - - - 2 megapixel
Weight 4.4 oz
(125g)
5.01 oz
(142g)
3.11 oz
(88g)
5.64 oz
(160g)
Dimensions 3.8" x 1.88" x 0.82"
(97 x 48 x 20.8 mm)
4.76" x 3.03" x 0.71"
(121 x 77 x 18 mm)
3.26" x 1.97" x 0.64"
(83 x 50 x 16.3 mm)
5.5" x 2.6" x 0.35"
(140 x 66 x 8.9 mm)
Form Factor Clamshell Slab Slab Slab
Platform / OS (proprietary) BlackBerry OS Android (proprietary)
Network Bands

CDMA: 850, 1900

CDMA: 850, 1900

WCDMA: 1, 2, 5

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 1xRTT HSPA 7.2 LTE (Cat 4)
Features 
Flashlight Yes - - Yes
GPS / Location Yes n/a n/a Yes
Accessibility
Hearing Aid Compatible Yes - - Yes
Multiple Languages Yes n/a n/a Yes
TTY/TDD (Digital) Yes Yes - Yes
Alerts
Extra Display Yes - - -
Ringer Profiles - Yes - -
Connectivity
Bluetooth Yes - Yes Yes
Mobile Hotspot - n/a n/a 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 n/a n/a Yes
Ringer ID Yes n/a n/a Yes
Voice Dialing Yes n/a n/a Yes
Customization
Custom Graphics Yes n/a n/a -
Custom Ringtones Yes n/a n/a Yes
Real-Music Ringers Yes n/a n/a -
Data & Network
Data Tethering Yes n/a n/a Yes
WAP / Web Browser Yes n/a n/a Yes
Input
Predictive Text Entry Yes n/a n/a Yes
Side Keys Yes Yes Yes Yes
Text Keyboard, Hardware - Yes - -
Touch Screen - - Yes Yes
Memory
Memory Card Slot Yes - Yes -
Messaging
Email Client - n/a n/a Yes
EMS / Picture Messaging Yes n/a n/a -
Instant Messaging - n/a n/a -
MMS Yes n/a n/a Yes
Text Messaging Templates Yes n/a n/a Yes
Music
FM Radio - - Yes -
Headphone Jack (3.5mm) - - Yes Yes
Music Player Yes n/a n/a Yes
Stereo Speakers Yes - - Yes
Photo & Video
Miracast - - - Yes
TV Output Yes - - Yes
Productivity
Alarm Yes n/a n/a Yes
Calculator Yes n/a n/a Yes
Calendar Yes n/a n/a Yes
To-Do List - n/a n/a -
Voice Memo Yes n/a n/a Yes
Software
BREW Yes n/a n/a -
Games Yes n/a n/a Yes
Java (J2ME) - n/a n/a -
Voice
HD Voice - - - Yes
Headset Jack (2.5 mm) - n/a n/a -
Speaker Phone Yes - Yes Yes
  Samsung SCH-A990 BlackBerry 7750 Sony Ericsson Xperia X10 mini (2010) Amazon Fire
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Phone Samsung SCH-A990 BlackBerry 7750 Sony Ericsson Xperia X10 mini (2010) Amazon Fire

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