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Phone	LG Quantum	Samsung SCH-A990	Coolpad Quattro 4G	Ericsson T66	Kyocera DuraForce
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.5" diag. 5 : 3	?	4" diag. 5 : 3	?	4.5" diag. 16 : 9
Display Resolution & Type	480 x 800 pixels (~267 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	?	720 x 1280 pixels (~326 ppi) LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	?	60 Hz
Battery	1,500 mAh	1,000 mAh	1,600 mAh	?	3,100 mAh
Processor	1 GHz Qualcomm Snapdragon S1 QSD8250	?	?	?	1.4 GHz Qualcomm Snapdragon 400 (MSM8928)
RAM	?	?	?	?	2 GB
Storage	16 GB	? raw hardware	512 MB	? raw hardware	16 GB
Main Camera	5 megapixel	3 megapixel	3 megapixel	-	8 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	?	VGA (640 x 480)	-	1080p HD
Front Camera	-	-	Yes	-	2 megapixel
Weight	6.21 oz (176g)	4.4 oz (125g)	3.31 oz (94g)	2.08 oz (59g)	7.06 oz (200g)
Dimensions	4.7" x 2.34" x 0.6" (119 x 59 x 15.2 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	4.96" x 2.6" x 0.51" (126 x 66 x 13 mm)	3.62" x 1.61" x 0.69" (92 x 41 x 17.5 mm)	5.39" x 2.78" x 0.55" (137 x 71 x 14 mm)
Form Factor	Slide	Clamshell	Slab	Slab	Slab
Platform / OS	Windows	(proprietary)	Android	(proprietary)	Android
Network Bands	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	4G LTE: 2, 4 CDMA: 850, 1700, 1900	GSM: 900, 1800, 1900	4G LTE: 1, 2, 4, 5, 7, 17 WCDMA: 1, 2, 5, 8 GSM: 850, 900, 1800, 1900 *
Data Technology	HSPA 7.2	EVDO r0	LTE (Cat 3)	-	LTE (Cat 3)
Features
Flashlight	-	Yes	-	-	Yes
GPS / Location	n/a	Yes	n/a	-	n/a
Ruggedized	-	-	-	-	Yes
Water-Resistant	-	-	-	-	Yes IPX8 (SCUBA)
Accessibility
Adjustable Text Size	n/a	-	n/a	-	n/a
Hearing Aid Compatible	-	Yes M3 (mostly compatible)	Yes M4, T3 (mostly tele-coil compatible)	-	Yes M4, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	Yes	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	-	Yes
Alerts
Extra Display	-	Yes	-	-	-
Ringer Profiles	-	-	-	Yes	-
Connectivity
Bluetooth	Yes	Yes	Yes	-	Yes
Mobile Hotspot	n/a	-	n/a	-	n/a
NFC	-	-	-	-	Yes
USB	Yes	Yes	Yes	-	Yes Micro-USB
Wi-Fi	Yes	-	Yes	-	Yes 5 (802.11 a,ac,b,g,n)
Contacts
Picture ID	n/a	Yes	n/a	-	n/a
Ringer ID	n/a	Yes	n/a	-	n/a
Voice Dialing	n/a	Yes	n/a	-	n/a
Customization
Custom Graphics	n/a	Yes	n/a	Yes	n/a
Custom Ringtones	n/a	Yes	n/a	Yes	n/a
Real-Music Ringers	n/a	Yes	n/a	-	n/a
Data & Network
Data Tethering	n/a	Yes	n/a	-	n/a
WAP / Web Browser	n/a	Yes	n/a	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	Yes	-	-	-	-
Touch Screen	Yes Capacitive	-	Yes Capacitive	-	Yes Capacitive
Memory
Memory Card Slot	-	Yes	Yes	-	Yes
Messaging
Email Client	n/a	-	n/a	-	n/a
EMS / Picture Messaging	n/a	Yes	n/a	Yes	n/a
Instant Messaging	n/a	-	n/a	-	n/a
MMS	n/a	Yes	n/a	-	n/a
Text Messaging Templates	n/a	Yes	n/a	Yes	n/a
Music
FM Radio	Yes	-	-	-	-
Headphone Jack (3.5mm)	Yes	-	Yes	-	Yes
Music Player	n/a	Yes	n/a	-	n/a
Stereo Speakers	-	Yes	-	-	Yes
Photo & Video
DLNA	-	-	-	-	Yes
Miracast	-	-	-	-	Yes
TV Output	-	Yes	-	-	-
Power
Wireless Charging	-	-	-	-	Yes
Productivity
Alarm	n/a	Yes	n/a	Yes	n/a
Calculator	n/a	Yes	n/a	Yes	n/a
Calendar	n/a	Yes	n/a	Yes	n/a
To-Do List	n/a	-	n/a	Yes	n/a
Voice Memo	n/a	Yes	n/a	-	n/a
Software
BREW	n/a	Yes	n/a	-	n/a
Games	n/a	Yes	n/a	Yes	n/a
Voice
Push-To-Talk	-	-	-	-	Yes *
Speaker Phone	Yes	Yes	Yes	-	Yes
	* Some versions only
	LG Quantum	Samsung SCH-A990	Coolpad Quattro 4G	Ericsson T66	Kyocera DuraForce
	X >	< X >	< X >	< X >	< X

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


Phone	LG Quantum	Samsung SCH-A990	Coolpad Quattro 4G	Ericsson T66	Kyocera DuraForce