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Phone	LG AX-390 / UX-390	Coolpad Quattro 4G	Audiovox CDM-8200	Samsung SGH-X640	ZTE Blade Vantage
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	4" diag. 5 : 3	?	?	5" diag. 16 : 9
Display Resolution & Type	128 x 128 pixels LCD (STN)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	?	128 x 160 pixels LCD (TFT/TFD)	480 x 854 pixels (~196 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	?	60 Hz
Battery	1,000 mAh	1,600 mAh	?	800 mAh	2,500 mAh
Processor	?	?	?	?	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)
RAM	?	?	?	?	2 GB
Storage	? raw hardware	512 MB	? raw hardware	? raw hardware	16 GB
Main Camera	-	3 megapixel	-	Yes	8 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	VGA (640 x 480)	-	-	720p HD
Front Camera	-	Yes	-	-	2 megapixel
Weight	3.74 oz (106g)	3.31 oz (94g)	3.2 oz (91g)	3 oz (85g)	5.29 oz (150g)
Dimensions	3.82" x 1.98" x 0.94" (97 x 50 x 23.9 mm)	4.96" x 2.6" x 0.51" (126 x 66 x 13 mm)	4.1" x 1.65" x 0.6" (104 x 42 x 15.2 mm)	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm)
Form Factor	Clamshell	Slab	Slab	Clamshell	Slab
Platform / OS	(proprietary)	Android	(proprietary)	(proprietary)	Android
Network Bands	CDMA: 850, 1900 AMPS: 850	4G LTE: 2, 4 CDMA: 850, 1700, 1900	CDMA: 850, 1900 AMPS: 850	GSM: 900, 1800, 1900	4G LTE: 2, 4, 5, 13
Data Technology	1xRTT	LTE (Cat 3)	-	GPRS	LTE (Cat 4)
Features
Flashlight	-	-	-	-	Yes
GPS / Location	Yes	n/a	-	-	n/a
Accessibility
Hearing Aid Compatible	Yes M3 (mostly compatible)	Yes M4, T3 (mostly tele-coil compatible)	-	-	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	Yes	n/a	Yes *	Yes	n/a
TTY/TDD (Digital)	Yes	Yes	-	-	Yes
Alerts
Extra Display	Yes	-	-	-	-
Connectivity
Bluetooth	-	Yes	-	-	Yes
Mobile Hotspot	-	n/a	-	-	n/a
USB	-	Yes	-	-	Yes Micro-USB
Wi-Fi	-	Yes	-	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	Yes	n/a	-	Yes	n/a
Ringer ID	-	n/a	-	Yes	n/a
Voice Dialing	Yes	n/a	-	-	n/a
Customization
Custom Graphics	Yes	n/a	-	Yes	n/a
Custom Ringtones	Yes	n/a	-	Yes	n/a
Real-Music Ringers	Yes	n/a	-	-	n/a
Data & Network
Data Tethering	-	n/a	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 Capacitive	-	-	Yes Capacitive
Memory
Memory Card Slot	-	Yes	-	-	Yes
Messaging
Email Client	-	n/a	-	-	n/a
EMS / Picture Messaging	-	n/a	-	Yes	n/a
Instant Messaging	-	n/a	-	-	n/a
MMS	Yes	n/a	-	Yes	n/a
Text Messaging Templates	-	n/a	-	Yes	n/a
Music
Headphone Jack (3.5mm)	-	Yes	-	-	Yes
Music Player	-	n/a	-	-	n/a
Productivity
Alarm	Yes	n/a	-	Yes	n/a
Calculator	Yes	n/a	Yes	Yes	n/a
Calendar	Yes	n/a	Yes	Yes	n/a
To-Do List	-	n/a	-	Yes	n/a
Voice Memo	Yes	n/a	-	Yes	n/a
Software
BREW	Yes	n/a	-	-	n/a
Games	Yes	n/a	-	Yes	n/a
Java (J2ME)	-	n/a	-	Yes	n/a
Voice
HD Voice	-	-	-	-	Yes
Headset Jack (2.5 mm)	Yes	n/a	Yes	Yes	n/a
Push-To-Talk	Yes	-	-	-	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	LG AX-390 / UX-390	Coolpad Quattro 4G	Audiovox CDM-8200	Samsung SGH-X640	ZTE Blade Vantage
	X >	< X >	< X >	< X >	< X

NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	LG AX-390 / UX-390	Coolpad Quattro 4G	Audiovox CDM-8200	Samsung SGH-X640	ZTE Blade Vantage