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Specifications
	X >	< X >	< X >	< X >	< X

Phone	Samsung Gusto	ZTE Z998 / Unico LTE	Samsung Knack U310	Samsung DoubleTime	Kyocera KX12
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2" diag. 4 : 3	4.5" diag. 16 : 9	2.2" diag. 4 : 3	3.2" diag. 5 : 3	?
Display Resolution & Type	128 x 160 pixels (~102 ppi) LCD (TFT/TFD)	540 x 960 pixels (~245 ppi) LCD (TFT/TFD)	176 x 220 pixels (~128 ppi) LCD (TFT/TFD)	320 x 480 pixels (~180 ppi) LCD (TFT/TFD)	128 x 128 pixels LCD (STN)
Display Refresh	?	60 Hz	?	60 Hz	?
Battery	?	2,070 mAh	1,000 mAh	1,200 mAh	1,800 mAh
Processor	?	1.2 GHz Qualcomm Snapdragon 400 MSM8930	?	600 MHz Qualcomm	?
RAM	?	1 GB	?	?	?
Storage	? raw hardware	4 GB	? raw hardware	? raw hardware	? raw hardware
Main Camera	Yes	5 megapixel	-	3 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	720p HD	-	QVGA (320 x 240)	-
Front Camera	-	1 megapixel	-	-	-
Weight	3.27 oz (93g)	4.8 oz (136g)	3.63 oz (103g)	5.22 oz (148g)	4.62 oz (131g)
Dimensions	3.99" x 1.86" x 0.56" (101 x 47 x 14.2 mm)	5.2" x 2.6" x 0.4" (132 x 66 x 10.2 mm)	3.78" x 2.01" x 0.74" (96 x 51 x 18.8 mm)	4.45" x 2.44" x 0.59" (113 x 62 x 15 mm)	4.33" x 1.97" x 1.02" (110 x 50 x 25.9 mm)
Form Factor	Clamshell	Slab	Clamshell	Clamshell	Slab
Platform / OS	(proprietary)	Android	(proprietary)	Android	(proprietary)
Network Bands	CDMA: 850, 1900	4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900 AMPS: 850
Data Technology	1xRTT	LTE (Cat 3)	-	HSPA 7.2	1xRTT
Features
Flashlight	-	-	-	-	Yes
GPS / Location	Yes	n/a	Yes	n/a	Yes
Ruggedized	-	-	-	-	Yes
Accessibility
Adjustable Text Size	Yes	n/a	Yes	n/a	-
Hearing Aid Compatible	Yes M4, T4 (very tele-coil compatible)	Yes M3, T4 (very tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)	Yes M3, T3 (mostly tele-coil compatible)	-
Multiple Languages	Yes	n/a	Yes	n/a	Yes
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Extra Display	Yes	-	Yes	-	-
Connectivity
Bluetooth	Yes	Yes	-	Yes	-
Mobile Hotspot	-	n/a	-	n/a	-
USB	Yes Micro-USB	Yes Micro-USB	-	Yes Micro-USB	-
Wi-Fi	-	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 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	Yes	n/a	Yes
Customization
Custom Graphics	Yes	n/a	-	n/a	Yes
Custom Ringtones	Yes	n/a	-	n/a	Yes
Real-Music Ringers	-	n/a	-	n/a	-
Data & Network
Data Tethering	-	n/a	-	n/a	Yes
WAP / Web Browser	Yes	n/a	-	n/a	Yes
Input
Predictive Text Entry	Yes	n/a	Yes	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	-
Touch Screen	-	Yes Capacitive	-	Yes Capacitive	-
Memory
Memory Card Slot	-	Yes	-	Yes	-
Messaging
Email Client	Yes	n/a	-	n/a	-
EMS / Picture Messaging	-	n/a	Yes	n/a	Yes
Instant Messaging	Yes	n/a	-	n/a	-
MMS	Yes	n/a	-	n/a	-
Text Messaging Templates	Yes	n/a	-	n/a	Yes
Music
Headphone Jack (3.5mm)	-	Yes	-	Yes	-
Music Player	-	n/a	-	n/a	-
Productivity
Alarm	Yes	n/a	Yes	n/a	Yes
Calculator	Yes	n/a	Yes	n/a	Yes
Calendar	Yes	n/a	Yes	n/a	Yes
Voice Memo	Yes	n/a	-	n/a	Yes
Software
BREW	Yes	n/a	-	n/a	Yes *
Games	Yes	n/a	-	n/a	Yes
Voice
Headset Jack (2.5 mm)	Yes	n/a	Yes	n/a	Yes
Push-To-Talk	-	-	-	-	Yes
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Samsung Gusto	ZTE Z998 / Unico LTE	Samsung Knack U310	Samsung DoubleTime	Kyocera KX12
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung Gusto	ZTE Z998 / Unico LTE	Samsung Knack U310	Samsung DoubleTime	Kyocera KX12