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Phone	ZTE Z998 / Unico LTE	Samsung MM-A900 / SPH-A900 / Ace	Huawei Prism II	ZTE Majesty	Samsung SPH-A660 / VI660
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4.5" diag. 16 : 9	?	3.5" diag. 5 : 3	4.5" diag. 16 : 9	?
Display Resolution & Type	540 x 960 pixels (~245 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	320 x 480 pixels (~165 ppi) LCD (TFT/TFD)	480 x 854 pixels (~218 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (Color)
Display Refresh	60 Hz	?	60 Hz	60 Hz	?
Battery	2,070 mAh	?	1,750 mAh	2,000 mAh	?
Processor	1.2 GHz Qualcomm Snapdragon 400 MSM8930	?	1 GHz Qualcomm Snapdragon S1 MSM7225A	1.2 GHz Qualcomm MSM8625	?
RAM	1 GB	?	512 MB	768 MB	?
Storage	4 GB	? raw hardware	4 GB	4 GB	? raw hardware
Main Camera	5 megapixel	1 megapixel	3 megapixel	5 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	?	WVGA / 480p	WVGA / 480p	-
Front Camera	1 megapixel	-	-	Yes	-
Weight	4.8 oz (136g)	3.9 oz (111g)	3.88 oz (110g)	5.29 oz (150g)	3.54 oz (100g)
Dimensions	5.2" x 2.6" x 0.4" (132 x 66 x 10.2 mm)	3.86" x 2.01" x 0.57" (98 x 51 x 14.5 mm)	4.61" x 2.44" x 0.49" (117 x 62 x 12.4 mm)	5.31" x 2.64" x 0.42" (135 x 67 x 10.7 mm)	3.3" x 1.8" x 0.87" (84 x 46 x 22.1 mm)
Form Factor	Slab	Clamshell	Slab	Slab	Clamshell
Platform / OS	Android	(proprietary)	Android	Android	(proprietary)
Network Bands	4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900 AMPS: 850
Data Technology	LTE (Cat 3)	EVDO r0	HSPA 7.2	EVDO rA	1xRTT
Features
GPS / Location	n/a	Yes	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 M3, T3 (mostly tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)	-
Multiple Languages	n/a	Yes	n/a	n/a	Yes
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	Yes	-	-	-
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	-
Mobile Hotspot	n/a	-	n/a	n/a	-
USB	Yes Micro-USB	Yes	Yes Micro-USB	Yes	-
Wi-Fi	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)	-
Contacts
Picture ID	n/a	Yes	n/a	n/a	Yes
Ringer ID	n/a	Yes	n/a	n/a	Yes
Voice Dialing	n/a	Yes	n/a	n/a	Yes
Customization
Custom Graphics	n/a	Yes	n/a	n/a	Yes
Custom Ringtones	n/a	Yes	n/a	n/a	Yes
Real-Music Ringers	n/a	-	n/a	n/a	-
Data & Network
Data Tethering	n/a	Yes	n/a	n/a	Yes
WAP / Web Browser	n/a	Yes	n/a	n/a	Yes
Input
Predictive Text Entry	n/a	Yes	n/a	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	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	-
Instant Messaging	n/a	-	n/a	n/a	-
MMS	n/a	-	n/a	n/a	-
Text Messaging Templates	n/a	Yes	n/a	n/a	-
Music
FM Radio	-	-	Yes	-	-
Headphone Jack (3.5mm)	Yes	-	Yes	Yes	-
Music Player	n/a	Yes	n/a	n/a	-
Productivity
Alarm	n/a	Yes	n/a	n/a	Yes
Calculator	n/a	Yes	n/a	n/a	Yes
Calendar	n/a	Yes	n/a	n/a	Yes
To-Do List	n/a	Yes	n/a	n/a	Yes
Voice Memo	n/a	Yes	n/a	n/a	Yes
Software
Games	n/a	Yes	n/a	n/a	Yes
Java (J2ME)	n/a	Yes	n/a	n/a	Yes
Voice
Headset Jack (2.5 mm)	n/a	Yes	n/a	n/a	Yes
Speaker Phone	Yes	Yes	Yes	Yes	-
	* Some versions only
	ZTE Z998 / Unico LTE	Samsung MM-A900 / SPH-A900 / Ace	Huawei Prism II	ZTE Majesty	Samsung SPH-A660 / VI660
	X >	< X >	< X >	< X >	< X

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


Phone	ZTE Z998 / Unico LTE	Samsung MM-A900 / SPH-A900 / Ace	Huawei Prism II	ZTE Majesty	Samsung SPH-A660 / VI660