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Phone	ZTE Z998 / Unico LTE	Samsung SPH-A660 / VI660	Kyocera Oystr KX9d / KX9e	Motorola Backflip	Samsung SGH-A717
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4.5" diag. 16 : 9	?	?	3.1" diag. 5 : 3	?
Display Resolution & Type	540 x 960 pixels (~245 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (Color)	128 x 128 pixels LCD (STN)	320 x 480 pixels (~186 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	60 Hz	?
Battery	2,070 mAh	?	870 mAh	1,400 mAh	?
Processor	1.2 GHz Qualcomm Snapdragon 400 MSM8930	?	?	528 MHz Qualcomm MSM7201a	?
RAM	1 GB	?	?	?	?
Storage	4 GB	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	-	-	5 megapixel	2 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	-	-	CIF (352 x 288)	QCIF (176 x 144)
Front Camera	1 megapixel	-	-	-	-
Weight	4.8 oz (136g)	3.54 oz (100g)	3.5 oz (99g)	4.7 oz (133g)	3.31 oz (94g)
Dimensions	5.2" x 2.6" x 0.4" (132 x 66 x 10.2 mm)	3.3" x 1.8" x 0.87" (84 x 46 x 22.1 mm)	3.46" x 1.88" x 0.98" (88 x 48 x 24.9 mm)	4.25" x 2.09" x 0.6" (108 x 53 x 15.3 mm)	4.07" x 2.15" x 0.55" (103 x 55 x 14 mm)
Form Factor	Slab	Clamshell	Clamshell	Clamshell	Clamshell
Platform / OS	Android	(proprietary)	(proprietary)	Android	(proprietary)
Network Bands	4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900 AMPS: 850	CDMA: 1900 *	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900
Data Technology	LTE (Cat 3)	1xRTT	1xRTT	HSPA 7.2	HSDPA 1.8
Features
GPS / Location	n/a	Yes	Yes	n/a	-
Accessibility
Adjustable Text Size	n/a	-	-	n/a	-
Hearing Aid Compatible	Yes M3, T4 (very tele-coil compatible)	-	Yes M4 (very compatible)	Yes M3 (mostly compatible)	Yes M3 (mostly compatible)
Multiple Languages	n/a	Yes	Yes	n/a	Yes
TTY/TDD (Digital)	Yes	Yes	Yes	-	Yes
Alerts
Extra Display	-	-	-	-	Yes
Ringer Profiles	-	-	-	-	Yes
Connectivity
Bluetooth	Yes	-	-	Yes	Yes
Mobile Hotspot	n/a	-	-	n/a	-
USB	Yes Micro-USB	-	Yes	Yes Micro-USB	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	-	-	Yes 802.11 b,g	-
Contacts
Picture ID	n/a	Yes	Yes	n/a	Yes
Ringer ID	n/a	Yes	Yes	n/a	Yes
Voice Dialing	n/a	Yes	Yes	n/a	-
Customization
Custom Graphics	n/a	Yes	Yes	n/a	Yes
Custom Ringtones	n/a	Yes	Yes	n/a	Yes
Real-Music Ringers	n/a	-	Yes *	n/a	Yes
Data & Network
Data Tethering	n/a	Yes	-	n/a	Yes
WAP / Web Browser	n/a	Yes	Yes *	n/a	Yes
Input
Predictive Text Entry	n/a	Yes	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	Yes
Messaging
Email Client	n/a	-	-	n/a	Yes
EMS / Picture Messaging	n/a	-	Yes	n/a	-
Instant Messaging	n/a	-	-	n/a	Yes
MMS	n/a	-	-	n/a	Yes
Text Messaging Templates	n/a	-	Yes	n/a	Yes
Music
Headphone Jack (3.5mm)	Yes	-	-	Yes	-
Music Player	n/a	-	-	n/a	Yes
Productivity
Alarm	n/a	Yes	Yes	n/a	Yes
Calculator	n/a	Yes	Yes	n/a	Yes
Calendar	n/a	Yes	Yes	n/a	Yes
To-Do List	n/a	Yes	-	n/a	Yes
Voice Memo	n/a	Yes	Yes	n/a	Yes
Software
BREW	n/a	-	Yes *	n/a	-
Games	n/a	Yes	Yes	n/a	Yes
Java (J2ME)	n/a	Yes	Yes *	n/a	Yes
Voice
Headset Jack (2.5 mm)	n/a	Yes	Yes	n/a	-
Speaker Phone	Yes	-	Yes	Yes	Yes
	* Some versions only
	ZTE Z998 / Unico LTE	Samsung SPH-A660 / VI660	Kyocera Oystr KX9d / KX9e	Motorola Backflip	Samsung SGH-A717
	X >	< X >	< X >	< X >	< X

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


Phone	ZTE Z998 / Unico LTE	Samsung SPH-A660 / VI660	Kyocera Oystr KX9d / KX9e	Motorola Backflip	Samsung SGH-A717