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Phone	Samsung SGH-X640	Motorola RAZR V3c	Motorola Defy (2010)	LG K4 / Optimus Zone 3 / Rebel	Motorola v66i
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	3.6" diag. 16 : 9	4.5" diag. 16 : 9	?
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	480 x 854 pixels (~272 ppi) LCD (TFT/TFD)	480 x 854 pixels (~218 ppi) LCD (TFT/TFD)	?
Display Refresh	?	?	60 Hz	60 Hz	?
Battery	800 mAh	740 mAh	1,540 mAh	1,940 mAh	?
Processor	?	?	800 MHz TI OMAP3610	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)	?
RAM	?	?	?	1.5 GB	?
Storage	? raw hardware	? raw hardware	? raw hardware	16 GB *	? raw hardware
Main Camera	Yes	1 megapixel	5 megapixel	5 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	?	?	720p HD	-
Front Camera	-	-	-	2 megapixel	-
Weight	3 oz (85g)	3.49 oz (99g)	4.16 oz (118g)	3.99 oz (113g)	2.79 oz (79g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	3.9" x 2.1" x 0.6" (99 x 53 x 15.2 mm)	4.21" x 2.32" x 0.53" (107 x 59 x 13.4 mm)	5.19" x 2.62" x 0.35" (132 x 67 x 8.9 mm)	3.3" x 1.7" x 0.83" (84 x 43 x 21.1 mm)
Form Factor	Clamshell	Clamshell	Slab	Slab	Clamshell
Platform / OS	(proprietary)	(proprietary)	Android	Android	(proprietary)
Network Bands	GSM: 900, 1800, 1900	CDMA: 850, 1900	WCDMA: 1, 4, 5 GSM: 850, 900, 1800, 1900	4G LTE: 2, 4, 5, 13 WCDMA: 1, 2, 5 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900 *	GSM: 900, 1800, 1900
Data Technology	GPRS	EVDO r0	HSPA 7.2	LTE (Cat 3)	GPRS
Features
Flashlight	-	-	-	Yes	-
GPS / Location	-	Yes	n/a	n/a	-
Ruggedized	-	-	Yes	-	-
Accessibility
Adjustable Text Size	-	-	n/a	n/a	-
Hearing Aid Compatible	-	Yes M3 (mostly compatible)	-	Yes M3, T3 (mostly tele-coil compatible)	-
Multiple Languages	Yes	Yes	n/a	n/a	Yes
TTY/TDD (Digital)	-	Yes	Yes	Yes	-
Alerts
Extra Display	-	Yes	-	-	-
Connectivity
Bluetooth	-	Yes	Yes	Yes	-
Mobile Hotspot	-	-	n/a	n/a	-
USB	-	Yes Mini-USB	Yes Micro-USB	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	-
Ringer ID	Yes	Yes	n/a	n/a	Yes
Voice Dialing	-	Yes	n/a	n/a	Yes
Customization
Changeable Body Plates	-	-	-	-	Yes
Custom Graphics	Yes	Yes	n/a	n/a	-
Custom Ringtones	Yes	Yes	n/a	n/a	Yes
Real-Music Ringers	-	Yes	n/a	n/a	-
Data & Network
Data Tethering	-	Yes	n/a	n/a	Yes
WAP / Web Browser	Yes	Yes	n/a	n/a	Yes
Input
Predictive Text Entry	Yes	Yes	n/a	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Touch Screen	-	-	Yes Capacitive	Yes Capacitive	-
Memory
Memory Card Slot	-	-	Yes	Yes	-
Messaging
Email Client	-	-	n/a	n/a	-
EMS / Picture Messaging	Yes	Yes	n/a	n/a	Yes
Instant Messaging	-	-	n/a	n/a	-
MMS	Yes	Yes	n/a	n/a	-
Text Messaging Templates	Yes	Yes	n/a	n/a	-
Music
FM Radio	-	-	Yes	-	-
Headphone Jack (3.5mm)	-	-	Yes	Yes	-
Music Player	-	-	n/a	n/a	-
Photo & Video
DLNA	-	-	Yes	-	-
Miracast	-	-	-	Yes	-
Productivity
Alarm	Yes	Yes	n/a	n/a	Yes
Calculator	Yes	Yes	n/a	n/a	Yes
Calendar	Yes	Yes	n/a	n/a	Yes
To-Do List	Yes	-	n/a	n/a	-
Voice Memo	Yes	Yes	n/a	n/a	Yes
Software
BREW	-	Yes	n/a	n/a	-
Games	Yes	Yes	n/a	n/a	Yes
Java (J2ME)	Yes	-	n/a	n/a	Yes
Voice
HD Voice	-	-	-	Yes *	-
Headset Jack (2.5 mm)	Yes	-	n/a	n/a	Yes
Speaker Phone	Yes	Yes	Yes	Yes	-
	* Some versions only
	Samsung SGH-X640	Motorola RAZR V3c	Motorola Defy (2010)	LG K4 / Optimus Zone 3 / Rebel	Motorola v66i
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	Motorola RAZR V3c	Motorola Defy (2010)	LG K4 / Optimus Zone 3 / Rebel	Motorola v66i