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Phone	ZTE Blade Vantage	Nokia Lumia 521 / 520	Samsung SCH-A570	HTC G2	Siemens M75
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Not yet released
Display Size	5" diag. 16 : 9	4" diag. 5 : 3	?	3.7" diag. 5 : 3	?
Display Resolution & Type	480 x 854 pixels (~196 ppi) LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (STN)	480 x 800 pixels (~252 ppi) LCD (TFT/TFD)	132 x 176 pixels LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	60 Hz	?
Battery	2,500 mAh	1,430 mAh	?	1,300 mAh	750 mAh
Processor	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)	1 GHz Qualcomm Snapdragon S4 MSM8270	?	800 MHz Qualcomm S2 MSM7230	?
RAM	2 GB	512 MB	?	?	?
Storage	16 GB	8 GB	? raw hardware	? raw hardware	? raw hardware
Main Camera	8 megapixel	5 megapixel	-	5 megapixel	1 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	720p HD	-	720p HD	?
Front Camera	2 megapixel	-	-	-	-
Weight	5.29 oz (150g)	4.39 oz (124g)	3.6 oz (102g)	6.5 oz (184g)	3.88 oz (110g)
Dimensions	5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm)	4.72" x 2.52" x 0.39" (120 x 64 x 9.9 mm)	3.3" x 1.8" x 0.9" (84 x 46 x 22.9 mm)	4.68" x 2.37" x 0.55" (119 x 60 x 14 mm)	4.35" x 2.03" x 0.82" (110 x 52 x 20.8 mm)
Form Factor	Slab	Slab	Clamshell	Slab	Slab
Platform / OS	Android	Windows	(proprietary)	Android	(proprietary)
Network Bands	4G LTE: 2, 4, 5, 13	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900	GSM: 900, 1800, 1900
Data Technology	LTE (Cat 4)	HSPA+ 21	1xRTT	HSPA 14.4	GPRS
Features
Flashlight	Yes	-	-	-	-
GPS / Location	n/a	n/a	Yes	n/a	-
Ruggedized	-	-	-	-	Yes
Accessibility
Hearing Aid Compatible	Yes M4, T4 (very tele-coil compatible)	Yes M3, T4 (very tele-coil compatible)	-	Yes M3 (mostly compatible)	-
Multiple Languages	n/a	n/a	Yes	n/a	Yes
TTY/TDD (Digital)	Yes	Yes	Yes	-	-
Alerts
Extra Display	-	-	Yes	-	-
Ringer Profiles	-	-	-	-	Yes
Connectivity
Bluetooth	Yes	Yes	-	Yes	Yes
Infrared (IR)	-	-	-	-	Yes
Mobile Hotspot	n/a	n/a	-	n/a	-
USB	Yes Micro-USB	Yes	-	Yes	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	Yes	-	Yes 4 (802.11 b,g,n)	-
Contacts
Picture ID	n/a	n/a	-	n/a	Yes
Ringer ID	n/a	n/a	-	n/a	Yes
Voice Dialing	n/a	n/a	Yes	n/a	-
Customization
Custom Graphics	n/a	n/a	Yes	n/a	Yes
Custom Ringtones	n/a	n/a	Yes	n/a	Yes
Real-Music Ringers	n/a	n/a	-	n/a	-
Data & Network
Data Tethering	n/a	n/a	-	n/a	Yes
WAP / Web Browser	n/a	n/a	Yes	n/a	Yes
Input
Predictive Text Entry	n/a	n/a	Yes	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	-
Touch Screen	Yes Capacitive	Yes Capacitive	-	Yes Capacitive	-
Memory
Memory Card Slot	Yes	Yes	-	Yes	Yes
Messaging
Email Client	n/a	n/a	-	n/a	Yes
EMS / Picture Messaging	n/a	n/a	Yes	n/a	Yes
Instant Messaging	n/a	n/a	-	n/a	-
MMS	n/a	n/a	-	n/a	Yes
Text Messaging Templates	n/a	n/a	Yes	n/a	-
Music
Headphone Jack (3.5mm)	Yes	Yes	-	Yes	-
Music Player	n/a	n/a	-	n/a	Yes
Productivity
Alarm	n/a	n/a	Yes	n/a	Yes
Calculator	n/a	n/a	Yes	n/a	Yes
Calendar	n/a	n/a	Yes	n/a	Yes
To-Do List	n/a	n/a	Yes	n/a	Yes
Voice Memo	n/a	n/a	Yes	n/a	Yes
Software
BREW	n/a	n/a	Yes	n/a	-
Games	n/a	n/a	Yes	n/a	Yes
Java (J2ME)	n/a	n/a	-	n/a	Yes
Voice
HD Voice	Yes	-	-	-	-
Headset Jack (2.5 mm)	n/a	n/a	Yes	n/a	-
Push-To-Talk	-	-	-	-	Yes
Speaker Phone	Yes	Yes	-	Yes	Yes
	ZTE Blade Vantage	Nokia Lumia 521 / 520	Samsung SCH-A570	HTC G2	Siemens M75
	X >	< X >	< X >	< X >	< X

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


Phone	ZTE Blade Vantage	Nokia Lumia 521 / 520	Samsung SCH-A570	HTC G2	Siemens M75