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Specifications
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Phone	Nokia Lumia 521 / 520	Samsung SGH-X640	BlackBerry Storm2 9550	Motorola V365	ZTE Grand X
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4" diag. 5 : 3	?	3.3" diag. 4 : 3	?	5" diag. 16 : 9
Display Resolution & Type	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)	360 x 480 pixels (~185 ppi) LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	540 x 960 pixels (~220 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	?	60 Hz
Battery	1,430 mAh	800 mAh	1,400 mAh	1,100 mAh	2,300 mAh
Processor	1 GHz Qualcomm Snapdragon S4 MSM8270	?	?	?	1.2 GHz Qualcomm Snapdragon 200 MSM8210
RAM	512 MB	?	?	?	1 GB
Storage	8 GB	? raw hardware	? raw hardware	? raw hardware	4 GB
Main Camera	5 megapixel	Yes	3 megapixel	Yes	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	-	?	?	720p HD
Front Camera	-	-	-	-	1 megapixel
Weight	4.39 oz (124g)	3 oz (85g)	5.64 oz (160g)	4.2 oz (119g)	6.06 oz (172g)
Dimensions	4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm)	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	4.43" x 2.45" x 0.55" (113 x 62 x 14 mm)	3.58" x 1.81" x 1.14" (91 x 46 x 29 mm)	5.7" x 2.87" x 0.37" (145 x 73 x 9.4 mm)
Form Factor	Slab	Clamshell	Slab	Clamshell	Slab
Platform / OS	Windows	(proprietary)	BlackBerry OS	(proprietary)	Android
Network Bands	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 *	GSM: 900, 1800, 1900	WCDMA: 1 CDMA: 850, 1900 GSM: 850, 900, 1800, 1900	GSM: 850, 1800, 1900 *	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900
Data Technology	HSPA+ 21	GPRS	EVDO rA	EDGE	HSPA+ 21
Features
GPS / Location	n/a	-	n/a	-	n/a
Accessibility
Adjustable Text Size	n/a	-	n/a	-	n/a
Hearing Aid Compatible	Yes M3, T4 (very tele-coil compatible)	-	Yes M3 (mostly compatible)	-	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	Yes	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	-	Yes	Yes	Yes
Alerts
Extra Display	-	-	-	Yes	-
Ringer Profiles	-	-	Yes	Yes	-
Connectivity
Bluetooth	Yes	-	Yes	Yes	Yes
Mobile Hotspot	n/a	-	n/a	-	n/a
USB	Yes	-	Yes	Yes Mini-USB	Yes Micro-USB
Wi-Fi	Yes	-	Yes 802.11 b,g	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	n/a	Yes	n/a	Yes	n/a
Ringer ID	n/a	Yes	n/a	Yes	n/a
Voice Dialing	n/a	-	n/a	Yes	n/a
Customization
Custom Graphics	n/a	Yes	n/a	Yes	n/a
Custom Ringtones	n/a	Yes	n/a	Yes	n/a
Real-Music Ringers	n/a	-	n/a	Yes	n/a
Data & Network
Data Tethering	n/a	-	n/a	Yes	n/a
WAP / Web Browser	n/a	Yes	n/a	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Touch Screen	Yes Capacitive	-	Yes Capacitive	-	Yes Capacitive
Memory
Memory Card Slot	Yes	-	Yes	Yes	Yes
Messaging
Email Client	n/a	-	n/a	Yes	n/a
EMS / Picture Messaging	n/a	Yes	n/a	Yes	n/a
Instant Messaging	n/a	-	n/a	Yes	n/a
MMS	n/a	Yes	n/a	Yes	n/a
Text Messaging Templates	n/a	Yes	n/a	Yes	n/a
Music
Headphone Jack (3.5mm)	Yes	-	Yes	-	Yes
Music Player	n/a	-	n/a	Yes	n/a
Productivity
Alarm	n/a	Yes	n/a	Yes	n/a
Calculator	n/a	Yes	n/a	Yes	n/a
Calendar	n/a	Yes	n/a	Yes	n/a
To-Do List	n/a	Yes	n/a	-	n/a
Voice Memo	n/a	Yes	n/a	Yes	n/a
Software
Games	n/a	Yes	n/a	Yes	n/a
Java (J2ME)	n/a	Yes	n/a	Yes	n/a
Voice
HD Voice	-	-	-	-	Yes
Headset Jack (2.5 mm)	n/a	Yes	n/a	Yes	n/a
Push-To-Talk	-	-	-	Yes	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Nokia Lumia 521 / 520	Samsung SGH-X640	BlackBerry Storm2 9550	Motorola V365	ZTE Grand X
	X >	< X >	< X >	< X >	< X

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


Phone	Nokia Lumia 521 / 520	Samsung SGH-X640	BlackBerry Storm2 9550	Motorola V365	ZTE Grand X