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Phone	Samsung SGH-X640	BlackBerry Q10 (GSM)	Nokia Lumia 900	Nokia N73	LG VX-8500 Chocolate
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	3.1" diag. 1 : 1	4.3" diag. 5 : 3	?	?
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	720 x 720 pixels (~328 ppi) AMOLED	480 x 800 pixels (~217 ppi) AMOLED	240 x 320 pixels LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)
Display Refresh	?	?	?	?	?
Battery	800 mAh	2,100 mAh	1,830 mAh	1,100 mAh	800 mAh
Processor	?	1.5 GHz Qualcomm Snapdragon S4	1.4 GHz Qualcomm S2 APQ8055	?	?
RAM	?	2 GB	512 MB	?	?
Storage	? raw hardware	16 GB	16 GB	? raw hardware	? raw hardware
Main Camera	Yes	8 megapixel	8 megapixel	3 megapixel	1 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	1080p HD	720p HD	CIF (352 x 288)	QCIF (176 x 144)
Front Camera	-	2 megapixel	1 megapixel	-	-
Weight	3 oz (85g)	4.9 oz (139g)	5.6 oz (159g)	4.09 oz (116g)	3.53 oz (100g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	4.71" x 2.63" x 0.41" (120 x 67 x 10.3 mm)	5.03" x 2.7" x 0.45" (128 x 69 x 11.4 mm)	4.33" x 1.93" x 0.75" (110 x 49 x 19.1 mm)	3.8" x 1.88" x 0.69" (97 x 48 x 17.5 mm)
Form Factor	Clamshell	Slab	Slab	Slab	Slide
Platform / OS	(proprietary)	BlackBerry 10	Windows	S60 (Symbian)	(proprietary)
Network Bands	GSM: 900, 1800, 1900	4G LTE: 2, 4, 5, 17 WCDMA: 1, 2, 4, 5 GSM: 850, 900, 1800, 1900 *	4G LTE: 4, 17 WCDMA: 1, 2, 4, 5, 8 GSM: 850, 900, 1800, 1900 *	WCDMA: 1 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900
Data Technology	GPRS	LTE (Cat 3)	LTE (Cat 3)	EDGE	EVDO r0
Features
GPS / Location	-	n/a	n/a	n/a	Yes
Accessibility
Adjustable Text Size	-	n/a	n/a	n/a	-
Hearing Aid Compatible	-	Yes M3, T4 (very tele-coil compatible)	Yes M3, T4 (very tele-coil compatible)	-	Yes M3 (mostly compatible)
Multiple Languages	Yes	n/a	n/a	n/a	Yes
TTY/TDD (Digital)	-	Yes	Yes	-	Yes
Alerts
Ringer Profiles	-	Yes	-	Yes	-
Connectivity
Bluetooth	-	Yes	Yes	Yes	Yes
Infrared (IR)	-	-	-	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 a,b,g,n)	Yes	-	-
Contacts
Picture ID	Yes	n/a	n/a	n/a	Yes
Ringer ID	Yes	n/a	n/a	n/a	Yes
Voice Dialing	-	n/a	n/a	n/a	Yes
Customization
Custom Graphics	Yes	n/a	n/a	n/a	Yes
Custom Ringtones	Yes	n/a	n/a	n/a	Yes
Real-Music Ringers	-	n/a	n/a	n/a	Yes
Data & Network
Data Tethering	-	n/a	n/a	n/a	Yes
External Antenna Jack	-	n/a	n/a	n/a	Yes
WAP / Web Browser	Yes	n/a	n/a	n/a	Yes
Input
Predictive Text Entry	Yes	n/a	n/a	n/a	Yes
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	n/a	n/a	Yes
Text Messaging Templates	Yes	n/a	n/a	n/a	Yes
Music
FM Radio	-	Yes	Yes	Yes	-
Headphone Jack (3.5mm)	-	Yes	Yes	-	-
Music Player	-	n/a	n/a	n/a	Yes
Stereo Speakers	-	-	-	Yes	-
Photo & Video
DLNA	-	Yes	-	-	-
TV Output	-	Yes	-	-	-
Video Calling	-	n/a	n/a	n/a	-
Productivity
Alarm	Yes	n/a	n/a	n/a	Yes
Calculator	Yes	n/a	n/a	n/a	Yes
Calendar	Yes	n/a	n/a	n/a	Yes
To-Do List	Yes	n/a	n/a	n/a	-
Voice Memo	Yes	n/a	n/a	n/a	Yes
Software
BREW	-	n/a	n/a	n/a	Yes
Games	Yes	n/a	n/a	n/a	Yes
Java (J2ME)	Yes	n/a	n/a	n/a	-
Voice
Headset Jack (2.5 mm)	Yes	n/a	n/a	n/a	-
Push-To-Talk	-	-	-	Yes *	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes *
	* Some versions only
	Samsung SGH-X640	BlackBerry Q10 (GSM)	Nokia Lumia 900	Nokia N73	LG VX-8500 Chocolate
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	BlackBerry Q10 (GSM)	Nokia Lumia 900	Nokia N73	LG VX-8500 Chocolate