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Phone	BlackBerry 7750	Coolpad Defiant	ZTE Blade Vantage	Samsung SCH-A990	LG AX-490
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	5" diag. 16 : 9	5" diag. 16 : 9	?	?
Display Resolution & Type	240 x 240 pixels LCD (Color)	480 x 854 pixels (~196 ppi) LCD (TFT/TFD)	480 x 854 pixels (~196 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)
Display Refresh	?	60 Hz	60 Hz	?	?
Battery	?	2,450 mAh	2,500 mAh	1,000 mAh	1,100 mAh
Processor	?	1.4 GHz Qualcomm Snapdragon 425 (MSM8917)	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)	?	?
RAM	?	1 GB	2 GB	?	?
Storage	? raw hardware	8 GB	16 GB	? raw hardware	? raw hardware
Main Camera	-	5 megapixel	8 megapixel	3 megapixel	Yes
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	720p HD	720p HD	?	-
Front Camera	-	2 megapixel	2 megapixel	-	-
Weight	5.01 oz (142g)	6.5 oz (184g)	5.29 oz (150g)	4.4 oz (125g)	3.79 oz (107g)
Dimensions	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)	5.69" x 2.81" x 0.4" (145 x 71 x 10.2 mm)	5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	3.74" x 1.92" x 1" (95 x 49 x 25.4 mm)
Form Factor	Slab	Slab	Slab	Clamshell	Clamshell
Platform / OS	BlackBerry OS	Android	Android	(proprietary)	(proprietary)
Network Bands	CDMA: 850, 1900	4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	4G LTE: 2, 4, 5, 13	CDMA: 850, 1900	CDMA: 850, 1900 AMPS: 850
Data Technology	1xRTT	LTE (Cat 4)	LTE (Cat 4)	EVDO r0	1xRTT
Features
Flashlight	-	Yes	Yes	Yes	-
GPS / Location	n/a	n/a	n/a	Yes	Yes
Accessibility
Hearing Aid Compatible	-	Yes M4, T3 (mostly tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)	Yes M3 (mostly compatible)	Yes M3 (mostly compatible)
Multiple Languages	n/a	n/a	n/a	Yes	Yes
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	-	-	Yes	Yes
Ringer Profiles	Yes	-	-	-	-
Connectivity
Bluetooth	-	Yes	Yes	Yes	Yes
USB	Yes	Yes Micro-USB	Yes Micro-USB	Yes	Yes
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	Yes
Ringer ID	n/a	n/a	n/a	Yes	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	Yes
Data & Network
Data Tethering	n/a	n/a	n/a	Yes	Yes
WAP / Web Browser	n/a	n/a	n/a	Yes	Yes
Input
Predictive Text Entry	n/a	n/a	n/a	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	Yes	-
Messaging
Email Client	n/a	n/a	n/a	-	-
EMS / Picture Messaging	n/a	n/a	n/a	Yes	-
MMS	n/a	n/a	n/a	Yes	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	Yes	-
Stereo Speakers	-	-	-	Yes	Yes
Photo & Video
TV Output	-	-	-	Yes	-
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	-	-
Voice Memo	n/a	n/a	n/a	Yes	Yes
Software
BREW	n/a	n/a	n/a	Yes	Yes
Games	n/a	n/a	n/a	Yes	Yes
Java (J2ME)	n/a	n/a	n/a	-	-
Voice
HD Voice	-	-	Yes	-	-
Headset Jack (2.5 mm)	n/a	n/a	n/a	-	Yes
Speaker Phone	-	Yes	Yes	Yes	Yes
	BlackBerry 7750	Coolpad Defiant	ZTE Blade Vantage	Samsung SCH-A990	LG AX-490
	X >	< X >	< X >	< X >	< X

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


Phone	BlackBerry 7750	Coolpad Defiant	ZTE Blade Vantage	Samsung SCH-A990	LG AX-490