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Phone	Motorola Defy (2010)	Ericsson T66	BlackBerry 7750	Motorola V551 / V330 / V547 / V555 / V557	Coolpad Quattro 4G
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3.6" diag. 16 : 9	?	?	?	4" diag. 5 : 3
Display Resolution & Type	480 x 854 pixels (~272 ppi) LCD (TFT/TFD)	?	240 x 240 pixels LCD (Color)	176 x 220 pixels LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	?	60 Hz
Battery	1,540 mAh	?	?	820 mAh	1,600 mAh
Processor	800 MHz TI OMAP3610	?	?	?	?
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	512 MB
Main Camera	5 megapixel	-	-	Yes	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	?	-	-	?	VGA (640 x 480)
Front Camera	-	-	-	-	Yes
Weight	4.16 oz (118g)	2.08 oz (59g)	5.01 oz (142g)	4.23 oz (120g)	3.31 oz (94g)
Dimensions	4.21" x 2.32" x 0.53" (107 x 59 x 13.4 mm)	3.62" x 1.61" x 0.69" (92 x 41 x 17.5 mm)	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)	3.5" x 1.93" x 0.97" (89 x 49 x 24.6 mm)	4.96" x 2.6" x 0.51" (126 x 66 x 13 mm)
Form Factor	Slab	Slab	Slab	Clamshell	Slab
Platform / OS	Android	(proprietary)	BlackBerry OS	(proprietary)	Android
Network Bands	WCDMA: 1, 4, 5 GSM: 850, 900, 1800, 1900	GSM: 900, 1800, 1900	CDMA: 850, 1900	GSM: 850, 900, 1800, 1900 *	4G LTE: 2, 4 CDMA: 850, 1700, 1900
Data Technology	HSPA 7.2	-	1xRTT	EDGE	LTE (Cat 3)
Features
GPS / Location	n/a	-	n/a	-	n/a
Ruggedized	Yes	-	-	-	-
Accessibility
Hearing Aid Compatible	-	-	-	-	Yes M4, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	Yes	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	-	Yes	Yes	Yes
Alerts
Extra Display	-	-	-	Yes	-
Ringer Profiles	-	Yes	Yes	Yes	-
Connectivity
Bluetooth	Yes	-	-	Yes	Yes
Mobile Hotspot	n/a	-	n/a	-	n/a
USB	Yes Micro-USB	-	Yes	Yes	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	-	-	-	Yes
Contacts
Picture ID	n/a	-	n/a	Yes	n/a
Ringer ID	n/a	-	n/a	Yes	n/a
Voice Dialing	n/a	-	n/a	Yes	n/a
Customization
Custom Graphics	n/a	Yes	n/a	Yes	n/a
Custom Ringtones	n/a	Yes	n/a	Yes	n/a
Real-Music Ringers	n/a	-	n/a	Yes	n/a
Data & Network
Data Tethering	n/a	-	n/a	Yes	n/a
WAP / Web Browser	n/a	Yes	n/a	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	Yes	-	-
Touch Screen	Yes Capacitive	-	-	-	Yes Capacitive
Memory
Memory Card Slot	Yes	-	-	-	Yes
Messaging
Email Client	n/a	-	n/a	Yes	n/a
EMS / Picture Messaging	n/a	Yes	n/a	Yes	n/a
Instant Messaging	n/a	-	n/a	Yes	n/a
MMS	n/a	-	n/a	Yes	n/a
Text Messaging Templates	n/a	Yes	n/a	Yes	n/a
Music
FM Radio	Yes	-	-	-	-
Headphone Jack (3.5mm)	Yes	-	-	-	Yes
Music Player	n/a	-	n/a	-	n/a
Photo & Video
DLNA	Yes	-	-	-	-
Productivity
Alarm	n/a	Yes	n/a	Yes	n/a
Calculator	n/a	Yes	n/a	Yes	n/a
Calendar	n/a	Yes	n/a	Yes	n/a
To-Do List	n/a	Yes	n/a	-	n/a
Voice Memo	n/a	-	n/a	Yes	n/a
Software
Games	n/a	Yes	n/a	Yes	n/a
Java (J2ME)	n/a	-	n/a	Yes	n/a
Voice
Headset Jack (2.5 mm)	n/a	-	n/a	Yes	n/a
Speaker Phone	Yes	-	-	Yes	Yes
	Motorola Defy (2010)	Ericsson T66	BlackBerry 7750	Motorola V551 / V330 / V547 / V555 / V557	Coolpad Quattro 4G
	X >	< X >	< X >	< X >	< X

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


Phone	Motorola Defy (2010)	Ericsson T66	BlackBerry 7750	Motorola V551 / V330 / V547 / V555 / V557	Coolpad Quattro 4G