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Specifications
	X >	< X >	< X >	< X >	< X

Phone	Samsung M520	BlackBerry Curve 8330	Palm Treo 600 (CDMA)	Nokia E90	Nokia Lumia 521 / 520
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.1" diag. 4 : 3	?	?	?	4" diag. 5 : 3
Display Resolution & Type	176 x 220 pixels (~134 ppi) LCD (TFT/TFD)	320 x 240 pixels LCD (TFT/TFD)	160 x 160 pixels LCD (Color)	800 x 352 pixels LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	?	?
Battery	?	1,150 mAh	?	1,500 mAh	1,430 mAh
Processor	?	?	?	332 MHz ARM 11	1 GHz Qualcomm Snapdragon S4 MSM8270
RAM	?	?	?	?	512 MB
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	8 GB
Main Camera	1 megapixel	2 megapixel	Yes	3 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	?	?	-	VGA (640 x 480)	720p HD
Front Camera	-	-	-	-	-
Weight	2.75 oz (78g)	4.02 oz (114g)	6.2 oz (176g)	7.41 oz (210g)	4.39 oz (124g)
Dimensions	4.01" x 2.04" x 0.5" (102 x 52 x 12.7 mm)	4.2" x 2.4" x 0.6" (107 x 61 x 15.2 mm)	4.41" x 2.36" x 0.87" (112 x 60 x 22.1 mm)	5.2" x 2.24" x 0.79" (132 x 57 x 20.1 mm)	4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm)
Form Factor	Slide	Slab	Slab	Clamshell	Slab
Platform / OS	(proprietary)	BlackBerry OS	Palm OS	S60 (Symbian)	Windows
Network Bands	CDMA: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900	WCDMA: 1 GSM: 850, 900, 1800, 1900	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 *
Data Technology	EVDO r0	EVDO r0	1xRTT	HSDPA 3.6	HSPA+ 21
Features
GPS / Location	Yes	n/a	n/a	n/a	n/a
Accessibility
Hearing Aid Compatible	Yes	Yes	-	-	Yes
Multiple Languages	Yes	n/a	n/a	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	-	Yes
Alerts
Extra Display	-	-	-	Yes	-
Ringer Profiles	-	Yes	-	Yes	-
Connectivity
Bluetooth	Yes Classic Audio	Yes Classic Audio	-	Yes Classic Audio	Yes
Infrared (IR)	-	-	Yes	Yes	-
Mobile Hotspot	-	n/a	n/a	n/a	n/a
USB	Yes	Yes Mini-USB	Yes	Yes Mini-USB	Yes
Wi-Fi	-	-	-	Yes 802.11 b,g	Yes
Contacts
Picture ID	Yes	n/a	n/a	n/a	n/a
Ringer ID	Yes	n/a	n/a	n/a	n/a
Voice Dialing	Yes	n/a	n/a	n/a	n/a
Customization
Custom Graphics	Yes	n/a	n/a	n/a	n/a
Custom Ringtones	Yes	n/a	n/a	n/a	n/a
Real-Music Ringers	-	n/a	n/a	n/a	n/a
Data & Network
Data Tethering	Yes	n/a	n/a	n/a	n/a
WAP / Web Browser	Yes	n/a	n/a	n/a	n/a
Input
Predictive Text Entry	Yes	n/a	n/a	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	Yes	Yes	Yes	-
Touch Screen	-	-	Yes	-	Yes
Memory
Memory Card Slot	Yes	Yes	Yes	Yes	Yes
Messaging
Email Client	-	n/a	n/a	n/a	n/a
Instant Messaging	-	n/a	n/a	n/a	n/a
MMS	-	n/a	n/a	n/a	n/a
Text Messaging Templates	Yes	n/a	n/a	n/a	n/a
Music
FM Radio	-	-	-	Yes	-
Headphone Jack (3.5mm)	-	Yes	-	-	Yes
Music Player	Yes	n/a	n/a	n/a	n/a
Photo & Video
Video Calling	-	n/a	n/a	n/a	n/a
Productivity
Alarm	Yes	n/a	n/a	n/a	n/a
Calculator	Yes	n/a	n/a	n/a	n/a
Calendar	Yes	n/a	n/a	n/a	n/a
To-Do List	Yes	n/a	n/a	n/a	n/a
Voice Memo	Yes	n/a	n/a	n/a	n/a
Software
Games	Yes	n/a	n/a	n/a	n/a
Java (J2ME)	Yes	n/a	n/a	n/a	n/a
Voice
Headset Jack (2.5 mm)	-	n/a	n/a	n/a	n/a
Push-To-Talk	-	-	-	Yes *	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Samsung M520	BlackBerry Curve 8330	Palm Treo 600 (CDMA)	Nokia E90	Nokia Lumia 521 / 520
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung M520	BlackBerry Curve 8330	Palm Treo 600 (CDMA)	Nokia E90	Nokia Lumia 521 / 520