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Phone	ZTE Z998 / Unico LTE	Samsung SGH-A727	Sanyo SCP-3100	Samsung SPH-A660 / VI660	Motorola Droid
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4.5" diag. 16 : 9	?	?	?	3.7" diag. 16 : 9
Display Resolution & Type	540 x 960 pixels (~245 ppi) LCD (TFT/TFD)	220 x 176 pixels LCD (TFT/TFD)	128 x 160 pixels LCD (STN)	128 x 160 pixels LCD (Color)	480 x 854 pixels (~268 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	?	60 Hz
Battery	2,070 mAh	?	1,000 mAh	?	1,400 mAh
Processor	1.2 GHz Qualcomm Snapdragon 400 MSM8930	?	?	?	550 MHz TI OMAP 3430 (ARM Cortex A8)
RAM	1 GB	?	?	?	?
Storage	4 GB	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	1 megapixel	Yes	-	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	QCIF (176 x 144)	-	-	WVGA / 480p
Front Camera	1 megapixel	-	-	-	-
Weight	4.8 oz (136g)	2.82 oz (80g)	3.5 oz (99g)	3.54 oz (100g)	5.99 oz (170g)
Dimensions	5.2" x 2.6" x 0.4" (132 x 66 x 10.2 mm)	4.51" x 2.01" x 0.35" (115 x 51 x 8.9 mm)	3.31" x 1.83" x 1.01" (84 x 46 x 25.7 mm)	3.3" x 1.8" x 0.87" (84 x 46 x 22.1 mm)	4.55" x 2.35" x 0.55" (116 x 60 x 14 mm)
Form Factor	Slab	Slab	Clamshell	Clamshell	Slab
Platform / OS	Android	(proprietary)	(proprietary)	(proprietary)	Android
Network Bands	4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900 AMPS: 850	CDMA: 850, 1900 AMPS: 850	CDMA: 850, 1900
Data Technology	LTE (Cat 3)	HSDPA 1.8	1xRTT	1xRTT	EVDO rA
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, T4 (very tele-coil compatible)	-	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	Yes	Yes	Yes	n/a
TTY/TDD (Digital)	Yes	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	-	Yes Micro-USB
Wi-Fi	Yes 4 (802.11 b,g,n)	-	-	-	Yes 802.11 b,g
Contacts
Picture ID	n/a	Yes	Yes	Yes	n/a
Ringer ID	n/a	Yes	Yes	Yes	n/a
Voice Dialing	n/a	-	Yes	Yes	n/a
Customization
Custom Graphics	n/a	Yes	Yes	Yes	n/a
Custom Ringtones	n/a	Yes	Yes	Yes	n/a
Real-Music Ringers	n/a	Yes	-	-	n/a
Data & Network
Data Tethering	n/a	Yes	-	Yes	n/a
External Antenna Jack	n/a	-	Yes	-	n/a
WAP / Web Browser	n/a	Yes	Yes	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	Yes	Yes	n/a
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	Yes	-	-	n/a
Instant Messaging	n/a	Yes	-	-	n/a
MMS	n/a	Yes	-	-	n/a
Text Messaging Templates	n/a	Yes	-	-	n/a
Music
Headphone Jack (3.5mm)	Yes	-	-	-	Yes
Music Player	n/a	Yes	-	-	n/a
Productivity
Alarm	n/a	Yes	Yes	Yes	n/a
Calculator	n/a	Yes	Yes	Yes	n/a
Calendar	n/a	Yes	Yes	Yes	n/a
To-Do List	n/a	Yes	-	Yes	n/a
Voice Memo	n/a	Yes	Yes	Yes	n/a
Software
Games	n/a	Yes	Yes	Yes	n/a
Java (J2ME)	n/a	Yes	Yes	Yes	n/a
Voice
Call Screening	-	-	Yes	-	-
Headset Jack (2.5 mm)	n/a	-	Yes	Yes	n/a
Push-To-Talk	-	-	Yes	-	-
Speaker Phone	Yes	Yes	Yes	-	Yes
	* Some versions only
	ZTE Z998 / Unico LTE	Samsung SGH-A727	Sanyo SCP-3100	Samsung SPH-A660 / VI660	Motorola Droid
	X >	< X >	< X >	< X >	< X

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


Phone	ZTE Z998 / Unico LTE	Samsung SGH-A727	Sanyo SCP-3100	Samsung SPH-A660 / VI660	Motorola Droid