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Phone	ZTE Aspect	Samsung SCH-A990	Samsung SGH-i300	HTC ThunderBolt	BlackBerry Torch 9810
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.4" diag. 4 : 3	?	?	4.3" diag. 5 : 3	3.2" diag. 4 : 3
Display Resolution & Type	320 x 240 pixels (~167 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	480 x 800 pixels (~217 ppi) LCD (TFT/TFD)	480 x 640 pixels (~250 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	?
Battery	1,000 mAh	1,000 mAh	?	1,400 mAh	1,270 mAh
Processor	230 MHz Qualcomm QSC6270	?	?	1 GHz Qualcomm Snapdragon S2 MSM8655	1.2 GHz Qualcomm Snapdragon S2 MSM8655
RAM	128 MB	?	?	768 MB	768 MB
Storage	256 MB	? raw hardware	? raw hardware	8 GB	8 GB
Main Camera	2 megapixel	3 megapixel	1 megapixel	8 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	QVGA (320 x 240)	?	?	720p HD	720p HD
Front Camera	-	-	-	1 megapixel	-
Weight	3.7 oz (105g)	4.4 oz (125g)	4.59 oz (130g)	5.78 oz (164g)	5.68 oz (161g)
Dimensions	4.55" x 2.4" x 0.45" (116 x 61 x 11.4 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	4.45" x 1.89" x 0.79" (113 x 48 x 20.1 mm)	4.8" x 2.6" x 0.52" (122 x 66 x 13.2 mm)	4.37" x 2.44" x 0.57" (111 x 62 x 14.5 mm)
Form Factor	Slab	Clamshell	Slab	Slab	Slide
Platform / OS	(proprietary)	(proprietary)	Windows Mobile Standard	Android	BlackBerry OS
Network Bands	WCDMA: 2, 4 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	GSM: 900, 1800, 1900	4G LTE: 13 CDMA: 850, 1900	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900 *
Data Technology	WCDMA (UMTS)	EVDO r0	GPRS	LTE (Cat 3)	HSPA 14.4
Features
Flashlight	-	Yes	-	Yes	-
GPS / Location	Yes	Yes	n/a	n/a	n/a
Accessibility
Adjustable Text Size	-	-	n/a	n/a	n/a
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	Yes M3 (mostly compatible)	-	Yes	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	Yes	Yes	n/a	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	-	Yes	-
Alerts
Extra Display	-	Yes	-	-	-
Ringer Profiles	Yes	-	Yes	-	Yes
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
Infrared (IR)	-	-	Yes	-	-
Mobile Hotspot	-	-	n/a	n/a	n/a
USB	Yes Micro-USB	Yes	Yes	Yes Micro-USB	Yes
Wi-Fi	-	-	-	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	Yes	Yes	n/a	n/a	n/a
Ringer ID	Yes	Yes	n/a	n/a	n/a
Voice Dialing	-	Yes	n/a	n/a	n/a
Customization
Custom Graphics	Yes	Yes	n/a	n/a	n/a
Custom Ringtones	Yes	Yes	n/a	n/a	n/a
Real-Music Ringers	Yes	Yes	n/a	n/a	n/a
Data & Network
Data Tethering	-	Yes	n/a	n/a	n/a
WAP / Web Browser	Yes	Yes	n/a	n/a	n/a
Input
Predictive Text Entry	Yes	Yes	n/a	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	Yes	-	-	-	Yes
Touch Screen	-	-	-	Yes Capacitive	Yes Capacitive
Memory
Memory Card Slot	Yes	Yes	Yes	Yes	Yes
Messaging
Email Client	Yes	-	n/a	n/a	n/a
EMS / Picture Messaging	-	Yes	n/a	n/a	n/a
Instant Messaging	-	-	n/a	n/a	n/a
MMS	Yes	Yes	n/a	n/a	n/a
Text Messaging Templates	Yes	Yes	n/a	n/a	n/a
Music
FM Radio	-	-	-	Yes	-
Headphone Jack (3.5mm)	Yes	-	-	Yes	Yes
Music Player	Yes	Yes	n/a	n/a	n/a
Stereo Speakers	-	Yes	Yes	-	-
Photo & Video
DLNA	-	-	-	Yes	-
TV Output	-	Yes	-	-	-
Video Calling	-	-	n/a	n/a	n/a
Productivity
Alarm	Yes	Yes	n/a	n/a	n/a
Calculator	Yes	Yes	n/a	n/a	n/a
Calendar	Yes	Yes	n/a	n/a	n/a
To-Do List	-	-	n/a	n/a	n/a
Voice Memo	Yes	Yes	n/a	n/a	n/a
Software
BREW	-	Yes	n/a	n/a	n/a
Games	Yes	Yes	n/a	n/a	n/a
Java (J2ME)	Yes	-	n/a	n/a	n/a
Voice
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	ZTE Aspect	Samsung SCH-A990	Samsung SGH-i300	HTC ThunderBolt	BlackBerry Torch 9810
	X >	< X >	< X >	< X >	< X

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


Phone	ZTE Aspect	Samsung SCH-A990	Samsung SGH-i300	HTC ThunderBolt	BlackBerry Torch 9810