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Phone	Samsung SGH-X640	LG Volt 2	BlackBerry Q10 (GSM)	Pantech Matrix Pro C820
Current U.S. Carriers	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released
Display Size	?	5" diag. 16 : 9	3.1" diag. 1 : 1	2.4" diag. 4 : 3
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	720 x 1280 pixels (~294 ppi) LCD (TFT/TFD)	720 x 720 pixels (~328 ppi) AMOLED	240 x 320 pixels (~167 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	?
Battery	800 mAh	2,540 mAh	2,100 mAh	1,320 mAh
Processor	?	1.2 GHz Qualcomm Snapdragon 410 (MSM8916)	1.5 GHz Qualcomm Snapdragon S4	528 MHz ARM 11
RAM	?	1 GB	2 GB	?
Storage	? raw hardware	8 GB	16 GB	? raw hardware
Main Camera	Yes	8 megapixel	8 megapixel	2 megapixel
Wide Camera	-	-	-	-
Tele Camera	-	-	-	-
Video Capture	-	1080p HD	1080p HD	QCIF (176 x 144)
Front Camera	-	5 megapixel	2 megapixel	-
Weight	3 oz (85g)	4.8 oz (136g)	4.9 oz (139g)	5.34 oz (151g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	5.5" x 2.75" x 0.4" (140 x 70 x 10.2 mm)	4.71" x 2.63" x 0.41" (120 x 67 x 10.3 mm)	4.2" x 2" x 0.9" (107 x 51 x 22.9 mm)
Form Factor	Clamshell	Slab	Slab	Slide
Platform / OS	(proprietary)	Android	BlackBerry 10	Windows Mobile Standard
Network Bands	GSM: 900, 1800, 1900	4G LTE: 2, 4, 5, 12, 25, 26, 41 CDMA: 800, 850, 1900	4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 *	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900
Data Technology	GPRS	LTE (Cat 4)	LTE (Cat 3)	HSDPA 3.6
Features
GPS / Location	-	n/a	n/a	n/a
Accessibility
Adjustable Text Size	-	n/a	n/a	n/a
Hearing Aid Compatible	-	Yes M4, T4 (very tele-coil compatible)	Yes M3, T4 (very tele-coil compatible)	-
Multiple Languages	Yes	n/a	n/a	n/a
TTY/TDD (Digital)	-	Yes	Yes	Yes
Alerts
Ringer Profiles	-	-	Yes	Yes
Connectivity
Bluetooth	-	Yes	Yes	Yes
Mobile Hotspot	-	n/a	n/a	n/a
NFC	-	-	Yes	-
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	n/a	n/a	n/a
Ringer ID	Yes	n/a	n/a	n/a
Voice Dialing	-	n/a	n/a	n/a
Customization
Custom Graphics	Yes	n/a	n/a	n/a
Custom Ringtones	Yes	n/a	n/a	n/a
Real-Music Ringers	-	n/a	n/a	n/a
Data & Network
Data Tethering	-	n/a	n/a	n/a
WAP / Web Browser	Yes	n/a	n/a	n/a
Input
Predictive Text Entry	Yes	n/a	n/a	n/a
Side Keys	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	Yes	n/a	n/a	n/a
Instant Messaging	-	n/a	n/a	n/a
MMS	Yes	n/a	n/a	n/a
Text Messaging Templates	Yes	n/a	n/a	n/a
Music
FM Radio	-	Yes	Yes	-
Headphone Jack (3.5mm)	-	Yes	Yes	-
Music Player	-	n/a	n/a	n/a
Photo & Video
DLNA	-	Yes	Yes	-
Miracast	-	Yes	-	-
TV Output	-	Yes	Yes	-
Productivity
Alarm	Yes	n/a	n/a	n/a
Calculator	Yes	n/a	n/a	n/a
Calendar	Yes	n/a	n/a	n/a
To-Do List	Yes	n/a	n/a	n/a
Voice Memo	Yes	n/a	n/a	n/a
Software
Games	Yes	n/a	n/a	n/a
Java (J2ME)	Yes	n/a	n/a	n/a
Voice
HD Voice	-	Yes	-	-
Headset Jack (2.5 mm)	Yes	n/a	n/a	n/a
Speaker Phone	Yes	Yes	Yes	Yes
	Samsung SGH-X640	LG Volt 2	BlackBerry Q10 (GSM)	Pantech Matrix Pro C820
	X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	LG Volt 2	BlackBerry Q10 (GSM)	Pantech Matrix Pro C820