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Phone	ZTE Z998 / Unico LTE	Motorola Charm	BlackBerry 7750	LG Select	Ericsson T39
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4.5" diag. 16 : 9	2.8" diag. 4 : 3	?	2" diag. 4 : 3	?
Display Resolution & Type	540 x 960 pixels (~245 ppi) LCD (TFT/TFD)	320 x 240 pixels (~143 ppi) LCD (TFT/TFD)	240 x 240 pixels LCD (Color)	176 x 220 pixels (~141 ppi) LCD (TFT/TFD)	? LCD (Grayscale)
Display Refresh	60 Hz	60 Hz	?	?	?
Battery	2,070 mAh	1,170 mAh	?	1,000 mAh	?
Processor	1.2 GHz Qualcomm Snapdragon 400 MSM8930	720 MHz TI OMAP3410	?	?	?
RAM	1 GB	?	?	?	?
Storage	4 GB	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	3 megapixel	-	1 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	?	-	-	-
Front Camera	1 megapixel	-	-	-	-
Weight	4.8 oz (136g)	3.88 oz (110g)	5.01 oz (142g)	3.24 oz (92g)	3.03 oz (86g)
Dimensions	5.2" x 2.6" x 0.4" (132 x 66 x 10.2 mm)	3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm)	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)	3.72" x 1.87" x 0.71" (94 x 47 x 18 mm)	3.78" x 1.97" x 0.71" (96 x 50 x 18 mm)
Form Factor	Slab	Slab	Slab	Clamshell	Flip
Platform / OS	Android	Android	BlackBerry OS	(proprietary)	(proprietary)
Network Bands	4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *	WCDMA: 4 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900	CDMA: 850, 1700, 1900	GSM: 900, 1800, 1900
Data Technology	LTE (Cat 3)	HSDPA 3.6	1xRTT	1xRTT	GPRS
Features
GPS / Location	n/a	n/a	n/a	Yes	-
Accessibility
Adjustable Text Size	n/a	n/a	n/a	-	-
Hearing Aid Compatible	Yes M3, T4 (very tele-coil compatible)	-	-	Yes M4, T4 (very tele-coil compatible)	-
Multiple Languages	n/a	n/a	n/a	Yes	Yes
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	-
Alerts
Extra Display	-	-	-	Yes	-
Ringer Profiles	-	-	Yes	Yes	Yes
Connectivity
Bluetooth	Yes	Yes	-	Yes	Yes
Infrared (IR)	-	-	-	-	Yes
Mobile Hotspot	n/a	n/a	n/a	-	-
USB	Yes Micro-USB	Yes Micro-USB	Yes	Yes Micro-USB	-
Wi-Fi	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)	-	-	-
Contacts
Picture ID	n/a	n/a	n/a	Yes	-
Ringer ID	n/a	n/a	n/a	Yes	-
Voice Dialing	n/a	n/a	n/a	Yes	Yes
Customization
Custom Graphics	n/a	n/a	n/a	Yes	Yes
Custom Ringtones	n/a	n/a	n/a	Yes	Yes
Real-Music Ringers	n/a	n/a	n/a	Yes	-
Data & Network
Data Tethering	n/a	n/a	n/a	-	Yes
WAP / Web Browser	n/a	n/a	n/a	Yes	Yes
Input
Predictive Text Entry	n/a	n/a	n/a	Yes	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	Yes	Yes	-	-
Touch Screen	Yes Capacitive	Yes Capacitive	-	-	-
Memory
Memory Card Slot	Yes	Yes	-	-	-
Messaging
Email Client	n/a	n/a	n/a	Yes	-
Instant Messaging	n/a	n/a	n/a	Yes	-
MMS	n/a	n/a	n/a	Yes	-
Text Messaging Templates	n/a	n/a	n/a	Yes	Yes
Music
Headphone Jack (3.5mm)	Yes	Yes	-	-	-
Music Player	n/a	n/a	n/a	-	-
Productivity
Alarm	n/a	n/a	n/a	Yes	Yes
Calculator	n/a	n/a	n/a	Yes	Yes
Calendar	n/a	n/a	n/a	Yes	Yes
To-Do List	n/a	n/a	n/a	Yes	-
Voice Memo	n/a	n/a	n/a	Yes	Yes
Software
BREW	n/a	n/a	n/a	Yes	-
Games	n/a	n/a	n/a	Yes	Yes
Java (J2ME)	n/a	n/a	n/a	-	-
Voice
Headset Jack (2.5 mm)	n/a	n/a	n/a	Yes	-
Speaker Phone	Yes	Yes	-	Yes	-
	* Some versions only
	ZTE Z998 / Unico LTE	Motorola Charm	BlackBerry 7750	LG Select	Ericsson T39
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NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	ZTE Z998 / Unico LTE	Motorola Charm	BlackBerry 7750	LG Select	Ericsson T39