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Phone	Samsung SCH-A990	HTC Touch Pro2 (GSM) / Tilt 2	Samsung Chrono	ZTE Z998 / Unico LTE	Samsung SGH-T629
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	3.6" diag. 5 : 3	2" diag. 4 : 3	4.5" diag. 16 : 9	?
Display Resolution & Type	240 x 320 pixels LCD (TFT/TFD)	480 x 800 pixels (~259 ppi) LCD (TFT/TFD)	240 x 320 pixels (~200 ppi) LCD (TFT/TFD)	540 x 960 pixels (~245 ppi) LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	?
Battery	1,000 mAh	1,500 mAh	?	2,070 mAh	880 mAh
Processor	?	528 MHz Qualcomm MSM7200A	?	1.2 GHz Qualcomm Snapdragon 400 MSM8930	?
RAM	?	?	?	1 GB	?
Storage	? raw hardware	? raw hardware	? raw hardware	4 GB	? raw hardware
Main Camera	3 megapixel	3 megapixel	Yes	5 megapixel	1 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	?	?	-	720p HD	QCIF (176 x 144)
Front Camera	-	-	-	1 megapixel	-
Weight	4.4 oz (125g)	6.61 oz (187g)	3.14 oz (89g)	4.8 oz (136g)	3.2 oz (91g)
Dimensions	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	4.59" x 2.36" x 0.68" (117 x 60 x 17.3 mm)	3.7" x 1.83" x 0.67" (94 x 46 x 17 mm)	5.2" x 2.6" x 0.4" (132 x 66 x 10.2 mm)	3.9" x 2.01" x 0.55" (99 x 51 x 14 mm)
Form Factor	Clamshell	Slab	Clamshell	Slab	Slide
Platform / OS	(proprietary)	Windows Mobile Professional	(proprietary)	Android	(proprietary)
Network Bands	CDMA: 850, 1900	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1700, 1900 *	4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *	GSM: 850, 900, 1800, 1900
Data Technology	EVDO r0	HSPA 7.2	1xRTT	LTE (Cat 3)	EDGE
Features
Flashlight	Yes	-	-	-	-
GPS / Location	Yes	n/a	Yes	n/a	-
Accessibility
Adjustable Text Size	-	n/a	-	n/a	-
Hearing Aid Compatible	Yes M3 (mostly compatible)	-	Yes M4, T4 (very tele-coil compatible)	Yes M3, T4 (very 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	Yes	Yes
Mobile Hotspot	-	n/a	-	n/a	-
USB	Yes	Yes	Yes Micro-USB	Yes Micro-USB	Yes
Wi-Fi	-	Yes 802.11 b,g	-	Yes 4 (802.11 b,g,n)	-
Contacts
Picture ID	Yes	n/a	Yes	n/a	Yes
Ringer ID	Yes	n/a	Yes	n/a	Yes
Voice Dialing	Yes	n/a	Yes	n/a	Yes
Customization
Custom Graphics	Yes	n/a	Yes	n/a	Yes
Custom Ringtones	Yes	n/a	Yes	n/a	Yes
Real-Music Ringers	Yes	n/a	-	n/a	Yes
Data & Network
Data Tethering	Yes	n/a	-	n/a	Yes
WAP / Web Browser	Yes	n/a	Yes	n/a	Yes
Input
Predictive Text Entry	Yes	n/a	Yes	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Stylus	-	Yes	-	-	-
Text Keyboard, Hardware	-	Yes	-	-	-
Touch Screen	-	Yes	-	Yes Capacitive	-
Memory
Memory Card Slot	Yes	Yes	-	Yes	Yes
Messaging
Email Client	-	n/a	Yes	n/a	-
EMS / Picture Messaging	Yes	n/a	-	n/a	Yes
Instant Messaging	-	n/a	-	n/a	Yes
MMS	Yes	n/a	Yes	n/a	Yes
Text Messaging Templates	Yes	n/a	Yes	n/a	Yes
Music
Headphone Jack (3.5mm)	-	-	-	Yes	-
Music Player	Yes	n/a	-	n/a	Yes
Stereo Speakers	Yes	-	-	-	-
Photo & Video
TV Output	Yes	Yes	-	-	-
Video Calling	-	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
To-Do List	-	n/a	-	n/a	Yes
Voice Memo	Yes	n/a	Yes	n/a	Yes
Software
BREW	Yes	n/a	Yes	n/a	-
Games	Yes	n/a	Yes	n/a	Yes
Java (J2ME)	-	n/a	-	n/a	Yes
Voice
Push-To-Talk	-	Yes *	-	-	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Samsung SCH-A990	HTC Touch Pro2 (GSM) / Tilt 2	Samsung Chrono	ZTE Z998 / Unico LTE	Samsung SGH-T629
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NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	Samsung SCH-A990	HTC Touch Pro2 (GSM) / Tilt 2	Samsung Chrono	ZTE Z998 / Unico LTE	Samsung SGH-T629