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Phone	Samsung SGH-X640	Motorola RAZR V3c	ZTE Blade Vantage	BlackBerry Z10 (GSM)	VK Mobile Kickflip
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	5" diag. 16 : 9	4.2" diag. 5 : 3	?
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	480 x 854 pixels (~196 ppi) LCD (TFT/TFD)	768 x 1280 pixels (~355 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	?	?
Battery	800 mAh	740 mAh	2,500 mAh	1,800 mAh	?
Processor	?	?	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)	1.5 GHz Qualcomm Snapdragon S4	?
RAM	?	?	2 GB	2 GB	?
Storage	? raw hardware	? raw hardware	16 GB	16 GB	? raw hardware
Main Camera	Yes	1 megapixel	8 megapixel	8 megapixel	2 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	?	720p HD	1080p HD	QCIF (176 x 144)
Front Camera	-	-	2 megapixel	2 megapixel	-
Weight	3 oz (85g)	3.49 oz (99g)	5.29 oz (150g)	4.85 oz (137g)	4.47 oz (127g)
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)	5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm)	5.12" x 2.58" x 0.35" (130 x 66 x 9 mm)	3.88" x 1.96" x 0.98" (99 x 50 x 24.9 mm)
Form Factor	Clamshell	Clamshell	Slab	Slab	Swivel
Platform / OS	(proprietary)	(proprietary)	Android	BlackBerry 10	(proprietary)
Network Bands	GSM: 900, 1800, 1900	CDMA: 850, 1900	4G LTE: 2, 4, 5, 13	4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900
Data Technology	GPRS	EVDO r0	LTE (Cat 4)	LTE (Cat 3)	EVDO r0
Features
Flashlight	-	-	Yes	-	Yes
GPS / Location	-	Yes	n/a	n/a	Yes
Accessibility
Adjustable Text Size	-	-	n/a	n/a	-
Hearing Aid Compatible	-	Yes	Yes	Yes	Yes
Multiple Languages	Yes	Yes	n/a	n/a	Yes
TTY/TDD (Digital)	-	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	Yes	-	-	-
Ringer Profiles	-	-	-	Yes	-
Connectivity
Bluetooth	-	Yes Classic Audio	Yes Classic Audio	Yes Classic Audio	-
Mobile Hotspot	-	-	n/a	n/a	-
NFC	-	-	-	Yes	-
USB	-	Yes Mini-USB	Yes Micro-USB	Yes Micro-USB	Yes
Wi-Fi	-	-	Yes 4 (802.11 b,g,n)	Yes 4 (802.11 a,b,g,n)	-
Contacts
Picture ID	Yes	Yes	n/a	n/a	Yes
Ringer ID	Yes	Yes	n/a	n/a	Yes
Voice Dialing	-	Yes	n/a	n/a	-
Customization
Custom Graphics	Yes	Yes	n/a	n/a	Yes
Custom Ringtones	Yes	Yes	n/a	n/a	Yes
Real-Music Ringers	-	Yes	n/a	n/a	Yes
Data & Network
Data Tethering	-	Yes	n/a	n/a	Yes
External Antenna Jack	-	-	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	Yes	-
Memory
Memory Card Slot	-	-	Yes	Yes	Yes
Messaging
Email Client	-	-	n/a	n/a	-
EMS / Picture Messaging	Yes	Yes	n/a	n/a	-
Instant Messaging	-	-	n/a	n/a	-
MMS	Yes	Yes	n/a	n/a	Yes
Text Messaging Templates	Yes	Yes	n/a	n/a	Yes
Music
Headphone Jack (3.5mm)	-	-	Yes	Yes	-
Music Player	-	-	n/a	n/a	Yes
Stereo Speakers	-	-	-	-	Yes
Photo & Video
DLNA	-	-	-	Yes	-
TV Output	-	-	-	Yes	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	Yes
	Samsung SGH-X640	Motorola RAZR V3c	ZTE Blade Vantage	BlackBerry Z10 (GSM)	VK Mobile Kickflip
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	Motorola RAZR V3c	ZTE Blade Vantage	BlackBerry Z10 (GSM)	VK Mobile Kickflip