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Phone	Nokia Lumia 521 / 520	ZTE Blade Vantage	Kyocera 3245	Sony Ericsson T106	Palm Treo 650 (CDMA)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Not yet released	Released
Display Size	4" diag. 5 : 3	5" diag. 16 : 9	?	?	?
Display Resolution & Type	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	480 x 854 pixels (~196 ppi) LCD (TFT/TFD)	? LCD (Grayscale)	? LCD (Grayscale)	320 x 320 pixels LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	?	?
Battery	1,430 mAh	2,500 mAh	?	?	?
Processor	1 GHz Qualcomm Snapdragon S4 MSM8270	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)	?	?	312 MHz Intel XScale PXA270
RAM	512 MB	2 GB	?	?	?
Storage	8 GB	16 GB	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	8 megapixel	-	-	Yes
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	720p HD	-	-	QVGA (320 x 240)
Front Camera	-	2 megapixel	-	-	-
Weight	4.39 oz (124g)	5.29 oz (150g)	4.23 oz (120g)	2.65 oz (75g)	6.3 oz (179g)
Dimensions	4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm)	5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm)	4.61" x 1.97" x 1.02" (117 x 50 x 25.9 mm)	3.9" x 1.71" x 0.7" (99 x 43 x 17.8 mm)	4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm)
Form Factor	Slab	Slab	Slab	Slab	Slab
Platform / OS	Windows	Android	(proprietary)	(proprietary)	Palm OS
Network Bands	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 *	4G LTE: 2, 4, 5, 13	CDMA: 850, 1900 AMPS: 850	GSM: 850, 1900	CDMA: 850, 1900
Data Technology	HSPA+ 21	LTE (Cat 4)	1xRTT	-	1xRTT
Features
Flashlight	-	Yes	-	-	-
GPS / Location	n/a	n/a	Yes	-	n/a
Accessibility
Hearing Aid Compatible	Yes M3, T4 (very tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)	-	-	-
Multiple Languages	n/a	n/a	Yes	Yes	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	-	-
Alerts
Ringer Profiles	-	-	-	Yes	-
Connectivity
Bluetooth	Yes	Yes	-	-	Yes
Infrared (IR)	-	-	-	-	Yes
Mobile Hotspot	n/a	n/a	-	-	n/a
USB	Yes	Yes Micro-USB	-	-	-
Wi-Fi	Yes	Yes 4 (802.11 b,g,n)	-	-	-
Contacts
Picture ID	n/a	n/a	-	Yes	n/a
Ringer ID	n/a	n/a	-	Yes	n/a
Voice Dialing	n/a	n/a	Yes	-	n/a
Customization
Custom Graphics	n/a	n/a	Yes	Yes	n/a
Custom Ringtones	n/a	n/a	Yes	Yes	n/a
Real-Music Ringers	n/a	n/a	-	-	n/a
Data & Network
Data Tethering	n/a	n/a	Yes	Yes	n/a
WAP / Web Browser	n/a	n/a	Yes	Yes	n/a
Input
Predictive Text Entry	n/a	n/a	Yes	Yes	n/a
Side Keys	Yes	Yes	-	Yes	Yes
Text Keyboard, Hardware	-	-	-	-	Yes
Touch Screen	Yes Capacitive	Yes Capacitive	-	-	Yes
Memory
Memory Card Slot	Yes	Yes	-	-	Yes
Messaging
Email Client	n/a	n/a	-	-	n/a
EMS / Picture Messaging	n/a	n/a	Yes	Yes	n/a
Instant Messaging	n/a	n/a	-	-	n/a
MMS	n/a	n/a	-	-	n/a
Text Messaging Templates	n/a	n/a	-	Yes	n/a
Music
Headphone Jack (3.5mm)	Yes	Yes	-	-	-
Music Player	n/a	n/a	-	-	n/a
Productivity
Alarm	n/a	n/a	Yes	Yes	n/a
Calculator	n/a	n/a	Yes	Yes	n/a
Calendar	n/a	n/a	Yes	-	n/a
To-Do List	n/a	n/a	-	Yes	n/a
Voice Memo	n/a	n/a	Yes	-	n/a
Software
BREW	n/a	n/a	Yes *	-	n/a
Games	n/a	n/a	Yes	Yes	n/a
Voice
HD Voice	-	Yes	-	-	-
Headset Jack (2.5 mm)	n/a	n/a	Yes	-	n/a
Speaker Phone	Yes	Yes	Yes	-	Yes
	* Some versions only
	Nokia Lumia 521 / 520	ZTE Blade Vantage	Kyocera 3245	Sony Ericsson T106	Palm Treo 650 (CDMA)
	X >	< X >	< X >	< X >	< X

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


Phone	Nokia Lumia 521 / 520	ZTE Blade Vantage	Kyocera 3245	Sony Ericsson T106	Palm Treo 650 (CDMA)