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Specifications
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Phone	Samsung SGH-X640	BlackBerry 7750	LG VX-8550 Chocolate	Motorola Defy (2010)	Coolpad Conjr
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	?	3.6" diag. 16 : 9	5" diag. 16 : 9
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	240 x 240 pixels LCD (Color)	240 x 320 pixels LCD (TFT/TFD)	480 x 854 pixels (~272 ppi) LCD (TFT/TFD)	720 x 1280 pixels (~294 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	60 Hz
Battery	800 mAh	?	800 mAh	1,540 mAh	2,500 mAh
Processor	?	?	?	800 MHz TI OMAP3610	1 GHz MediaTek MT6735
RAM	?	?	?	?	3 GB
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	16 GB
Main Camera	Yes	-	1 megapixel	5 megapixel	13 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	-	QCIF (176 x 144)	?	1080p HD
Front Camera	-	-	-	-	8 megapixel
Weight	3 oz (85g)	5.01 oz (142g)	3.24 oz (92g)	4.16 oz (118g)	5.14 oz (146g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)	3.85" x 1.87" x 0.67" (98 x 47 x 17 mm)	4.21" x 2.32" x 0.53" (107 x 59 x 13.4 mm)	5.72" x 2.86" x 0.35" (145 x 73 x 8.8 mm)
Form Factor	Clamshell	Slab	Slide	Slab	Slab
Platform / OS	(proprietary)	BlackBerry OS	(proprietary)	Android	Android
Network Bands	GSM: 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900	WCDMA: 1, 4, 5 GSM: 850, 900, 1800, 1900	4G LTE: 2, 4, 5, 7, 12 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900
Data Technology	GPRS	1xRTT	EVDO r0	HSPA 7.2	LTE (Cat 4)
Features
Fingerprint Reader	-	-	-	-	Yes stand-alone
Flashlight	-	-	-	-	Yes
GPS / Location	-	n/a	Yes	n/a	n/a
Ruggedized	-	-	-	Yes	-
Accessibility
Hearing Aid Compatible	-	-	Yes M4 (very compatible)	-	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	Yes	n/a	Yes	n/a	n/a
TTY/TDD (Digital)	-	Yes	Yes	Yes	Yes
Alerts
Ringer Profiles	-	Yes	-	-	-
Connectivity
Bluetooth	-	-	Yes	Yes	Yes
USB	-	Yes	Yes	Yes Micro-USB	Yes Micro-USB
Wi-Fi	-	-	-	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	Yes	n/a	Yes	n/a	n/a
Ringer ID	Yes	n/a	Yes	n/a	n/a
Voice Dialing	-	n/a	Yes	n/a	n/a
Customization
Custom Graphics	Yes	n/a	Yes	n/a	n/a
Custom Ringtones	Yes	n/a	Yes	n/a	n/a
Real-Music Ringers	-	n/a	Yes	n/a	n/a
Data & Network
Data Tethering	-	n/a	Yes	n/a	n/a
Dual-SIM	-	-	-	-	Yes
WAP / Web Browser	Yes	n/a	Yes	n/a	n/a
Input
Predictive Text Entry	Yes	n/a	Yes	n/a	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	Yes
Messaging
Email Client	-	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	n/a	Yes	n/a	n/a
Text Messaging Templates	Yes	n/a	Yes	n/a	n/a
Music
FM Radio	-	-	-	Yes	-
Headphone Jack (3.5mm)	-	-	-	Yes	Yes
Music Player	-	n/a	Yes	n/a	n/a
Photo & Video
DLNA	-	-	-	Yes	-
Productivity
Alarm	Yes	n/a	Yes	n/a	n/a
Calculator	Yes	n/a	Yes	n/a	n/a
Calendar	Yes	n/a	Yes	n/a	n/a
To-Do List	Yes	n/a	-	n/a	n/a
Voice Memo	Yes	n/a	Yes	n/a	n/a
Software
BREW	-	n/a	Yes	n/a	n/a
Games	Yes	n/a	Yes	n/a	n/a
Java (J2ME)	Yes	n/a	-	n/a	n/a
Voice
Headset Jack (2.5 mm)	Yes	n/a	Yes	n/a	n/a
Speaker Phone	Yes	-	Yes	Yes	Yes
	Samsung SGH-X640	BlackBerry 7750	LG VX-8550 Chocolate	Motorola Defy (2010)	Coolpad Conjr
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	BlackBerry 7750	LG VX-8550 Chocolate	Motorola Defy (2010)	Coolpad Conjr