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Phone LG Trax CU575 Huawei Ascend XT Sony Ericsson K850 Amazon Fire Coolpad Defiant
Current U.S. Carriers (none) (none) (none) (none) (none)
Global Availability Released Released Released Released Released
Specifications 
Display Size ? 6" diag.
16 : 9
2.2" diag.
4 : 3
4.7" diag.
16 : 9
5" diag.
16 : 9
Display Resolution & Type 176 x 220 pixels
LCD (TFT/TFD)
720 x 1280 pixels
(~245 ppi)
LCD (TFT/TFD)
240 x 320 pixels
(~182 ppi)
LCD (TFT/TFD)
720 x 1280 pixels
(~312 ppi)
LCD (TFT/TFD)
480 x 854 pixels
(~196 ppi)
LCD (TFT/TFD)
Display Refresh ? 60 Hz ? ? 60 Hz
Battery 980 mAh 3,000 mAh ? 2,400 mAh 2,450 mAh
Processor ? 1.5 GHz Qualcomm Snapdragon 615 (MSM8939) ? 2.2 GHz Qualcomm Snapdragon 800 1.4 GHz Qualcomm Snapdragon 425 (MSM8917)
RAM ? 2 GB ? 2 GB 1 GB
Storage ? raw hardware 16 GB ? raw hardware 32 GB * 8 GB
Main Camera 1 megapixel 8 megapixel 5 megapixel 13 megapixel 5 megapixel
Wide Camera - - - - -
Tele Camera - - - - -
Video Capture QCIF (176 x 144) 720p HD ? 1080p HD 720p HD
Front Camera - 2 megapixel - 2 megapixel 2 megapixel
Weight 3.89 oz
(110g)
7.27 oz
(206g)
4.2 oz
(119g)
5.64 oz
(160g)
6.5 oz
(184g)
Dimensions 3.89" x 2.01" x 0.62"
(99 x 51 x 15.7 mm)
6.45" x 3.3" x 0.35"
(164 x 84 x 8.9 mm)
4" x 1.9" x 0.7"
(102 x 48 x 17.8 mm)
5.5" x 2.6" x 0.35"
(140 x 66 x 8.9 mm)
5.69" x 2.81" x 0.4"
(145 x 71 x 10.2 mm)
Form Factor Clamshell Slab Slab Slab Slab
Platform / OS (proprietary) Android (proprietary) (proprietary) Android
Network Bands

WCDMA: 2, 5

GSM: 850, 900, 1800, 1900

4G LTE: 2, 4, 5, 12, 30

WCDMA: 1, 2, 5

GSM: 850, 900, 1800, 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

4G LTE: 2, 4, 5, 12

WCDMA: 2, 4, 5

GSM: 850, 900, 1800, 1900

Data Technology HSDPA 3.6 LTE (Cat 4) HSDPA 3.6 LTE (Cat 4) LTE (Cat 4)
Features 
Flashlight - Yes - Yes Yes
GPS / Location - n/a - Yes n/a
Accessibility
Hearing Aid Compatible - Yes - Yes Yes
Multiple Languages Yes n/a Yes Yes n/a
TTY/TDD (Digital) Yes Yes Yes Yes Yes
Alerts
Extra Display Yes - - - -
Ringer Profiles - - Yes - -
Connectivity
Bluetooth Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Yes
Classic Audio
Mobile Hotspot - n/a - Yes n/a
NFC - - - Yes -
USB Yes Yes
Micro-USB
Yes Yes
Micro-USB
Yes
Micro-USB
Wi-Fi - Yes
4 (802.11 b,g,n)
- Yes
5 (802.11 a,ac,b,g,n)
Yes
4 (802.11 b,g,n)
Contacts
Picture ID Yes n/a Yes Yes n/a
Ringer ID - n/a Yes Yes n/a
Voice Dialing Yes n/a Yes Yes n/a
Customization
Custom Graphics Yes n/a Yes - n/a
Custom Ringtones Yes n/a Yes Yes n/a
Real-Music Ringers Yes n/a Yes - n/a
Data & Network
Data Tethering Yes n/a Yes Yes n/a
WAP / Web Browser Yes n/a Yes Yes n/a
Input
Predictive Text Entry Yes n/a Yes Yes n/a
Side Keys Yes Yes Yes Yes Yes
Touch Screen - Yes - Yes Yes
Memory
Memory Card Slot Yes Yes Yes - Yes
Messaging
Email Client Yes n/a Yes Yes n/a
Instant Messaging Yes n/a - - n/a
MMS Yes n/a Yes Yes n/a
Text Messaging Templates Yes n/a Yes Yes n/a
Music
FM Radio - Yes Yes - -
Headphone Jack (3.5mm) - Yes - Yes Yes
Music Player Yes n/a Yes Yes n/a
Stereo Speakers - - - Yes -
Photo & Video
Miracast - - - Yes -
TV Output - - - Yes -
Video Calling - n/a Yes * - n/a
Productivity
Alarm Yes n/a Yes Yes n/a
Calculator Yes n/a Yes Yes n/a
Calendar Yes n/a Yes Yes n/a
To-Do List Yes n/a Yes - n/a
Voice Memo Yes n/a Yes Yes n/a
Software
Games Yes n/a Yes Yes n/a
Java (J2ME) Yes n/a Yes - n/a
Voice
HD Voice - Yes - Yes -
Speaker Phone Yes Yes Yes Yes Yes
  * Some versions only
  LG Trax CU575 Huawei Ascend XT Sony Ericsson K850 Amazon Fire Coolpad Defiant
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NOTE: Differences are highlighted with bold / black text for visual clarity only.

 
Phone LG Trax CU575 Huawei Ascend XT Sony Ericsson K850 Amazon Fire Coolpad Defiant

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