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Phone	Motorola V551 / V330 / V547 / V555 / V557	Huawei W1	Palm Treo 600 (CDMA)	ZTE Blade Vantage	Samsung SGH-X640
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	4" diag. 5 : 3	?	5" diag. 16 : 9	?
Display Resolution & Type	176 x 220 pixels LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	160 x 160 pixels LCD (Color)	480 x 854 pixels (~196 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	?
Battery	820 mAh	1,950 mAh	?	2,500 mAh	800 mAh
Processor	?	1.2 GHz Qualcomm Snapdragon 400 MSM8230	?	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)	?
RAM	?	512 MB	?	2 GB	?
Storage	? raw hardware	4 GB	? raw hardware	16 GB	? raw hardware
Main Camera	Yes	5 megapixel	Yes	8 megapixel	Yes
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	?	720p HD	-	720p HD	-
Front Camera	-	Yes	-	2 megapixel	-
Weight	4.23 oz (120g)	4.41 oz (125g)	6.2 oz (176g)	5.29 oz (150g)	3 oz (85g)
Dimensions	3.5" x 1.93" x 0.97" (89 x 49 x 24.6 mm)	4.84" x 2.5" x 0.41" (123 x 64 x 10.4 mm)	4.41" x 2.36" x 0.87" (112 x 60 x 22.1 mm)	5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm)	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)
Form Factor	Clamshell	Slab	Slab	Slab	Clamshell
Platform / OS	(proprietary)	Windows	Palm OS	Android	(proprietary)
Network Bands	GSM: 850, 900, 1800, 1900 *	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	4G LTE: 2, 4, 5, 13	GSM: 900, 1800, 1900
Data Technology	EDGE	HSPA+ 21	1xRTT	LTE (Cat 4)	GPRS
Features
Flashlight	-	-	-	Yes	-
GPS / Location	-	n/a	n/a	n/a	-
Accessibility
Adjustable Text Size	-	n/a	n/a	n/a	-
Hearing Aid Compatible	-	Yes M3 (mostly compatible)	-	Yes M4, T4 (very tele-coil compatible)	-
Multiple Languages	Yes	n/a	n/a	n/a	Yes
TTY/TDD (Digital)	Yes	-	Yes	Yes	-
Alerts
Extra Display	Yes	-	-	-	-
Ringer Profiles	Yes	-	-	-	-
Connectivity
Bluetooth	Yes	Yes	-	Yes	-
Infrared (IR)	-	-	Yes	-	-
USB	Yes	Yes Micro-USB	Yes	Yes Micro-USB	-
Wi-Fi	-	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 b,g,n)	-
Contacts
Picture ID	Yes	n/a	n/a	n/a	Yes
Ringer ID	Yes	n/a	n/a	n/a	Yes
Voice Dialing	Yes	n/a	n/a	n/a	-
Customization
Custom Graphics	Yes	n/a	n/a	n/a	Yes
Custom Ringtones	Yes	n/a	n/a	n/a	Yes
Real-Music Ringers	Yes	n/a	n/a	n/a	-
Data & Network
Data Tethering	Yes	n/a	n/a	n/a	-
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	Yes Capacitive	-
Memory
Memory Card Slot	-	Yes	Yes	Yes	-
Messaging
Email Client	Yes	n/a	n/a	n/a	-
EMS / Picture Messaging	Yes	n/a	n/a	n/a	Yes
Instant Messaging	Yes	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
Headphone Jack (3.5mm)	-	Yes	-	Yes	-
Music Player	-	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	-	n/a	n/a	n/a	Yes
Voice Memo	Yes	n/a	n/a	n/a	Yes
Software
Games	Yes	n/a	n/a	n/a	Yes
Java (J2ME)	Yes	n/a	n/a	n/a	Yes
Voice
HD Voice	-	-	-	Yes	-
Headset Jack (2.5 mm)	Yes	n/a	n/a	n/a	Yes
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Motorola V551 / V330 / V547 / V555 / V557	Huawei W1	Palm Treo 600 (CDMA)	ZTE Blade Vantage	Samsung SGH-X640
	X >	< X >	< X >	< X >	< X

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


Phone	Motorola V551 / V330 / V547 / V555 / V557	Huawei W1	Palm Treo 600 (CDMA)	ZTE Blade Vantage	Samsung SGH-X640