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Phone	Samsung SGH-X640	Huawei W1	Samsung SPH-N240	Kyocera DuraPlus	ZTE Blade Vantage
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	4" diag. 5 : 3	?	2" diag. 4 : 3	5" diag. 16 : 9
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	128 x 64 pixels	240 x 320 pixels (~200 ppi) LCD (TFT/TFD)	480 x 854 pixels (~196 ppi) LCD (TFT/TFD)
Display Refresh	?	?	?	?	60 Hz
Battery	800 mAh	1,950 mAh	?	1,650 mAh	2,500 mAh
Processor	?	1.2 GHz Qualcomm Snapdragon 400 MSM8230	?	?	1.1 GHz Qualcomm Snapdragon 210 (MSM8909)
RAM	?	512 MB	?	128 MB	2 GB
Storage	? raw hardware	4 GB	? raw hardware	256 MB	16 GB
Main Camera	Yes	5 megapixel	-	-	8 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	720p HD	-	-	720p HD
Front Camera	-	Yes	-	-	2 megapixel
Weight	3 oz (85g)	4.41 oz (125g)	3.2 oz (91g)	6.67 oz (189g)	5.29 oz (150g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	4.84" x 2.5" x 0.41" (123 x 64 x 10.4 mm)	4.1" x 1.5" x 0.7" (104 x 38 x 17.8 mm)	5.28" x 2.17" x 0.93" (134 x 55 x 23.6 mm)	5.73" x 2.85" x 0.36" (146 x 72 x 9.2 mm)
Form Factor	Clamshell	Slab	Slab	Slab	Slab
Platform / OS	(proprietary)	Windows	(proprietary)	(proprietary)	Android
Network Bands	GSM: 900, 1800, 1900	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900 AMPS: 850	CDMA: 800, 850, 1900	4G LTE: 2, 4, 5, 13
Data Technology	GPRS	HSPA+ 21	-	EVDO rA	LTE (Cat 4)
Features
Flashlight	-	-	-	Yes	Yes
GPS / Location	-	n/a	Yes	Yes	n/a
Ruggedized	-	-	-	Yes	-
Water-Resistant	-	-	-	Yes	-
Accessibility
Adjustable Text Size	-	n/a	-	Yes	n/a
Hearing Aid Compatible	-	Yes M3 (mostly compatible)	-	Yes M4, T4 (very tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	Yes	n/a	Yes	Yes	n/a
TTY/TDD (Digital)	-	-	-	Yes	Yes
Connectivity
Bluetooth	-	Yes	-	Yes	Yes
USB	-	Yes Micro-USB	-	Yes Micro-USB	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
Ringer ID	Yes	n/a	Yes	Yes	n/a
Voice Dialing	-	n/a	Yes	Yes	n/a
Customization
Changeable Body Plates	-	-	Yes	-	-
Custom Graphics	Yes	n/a	-	Yes	n/a
Custom Ringtones	Yes	n/a	-	Yes	n/a
Real-Music Ringers	-	n/a	-	-	n/a
Data & Network
WAP / Web Browser	Yes	n/a	-	Yes	n/a
Input
Predictive Text Entry	Yes	n/a	Yes	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Touch Screen	-	Yes Capacitive	-	-	Yes Capacitive
Memory
Memory Card Slot	-	Yes	-	-	Yes
Messaging
Email Client	-	n/a	-	-	n/a
EMS / Picture Messaging	Yes	n/a	-	-	n/a
Instant Messaging	-	n/a	-	-	n/a
MMS	Yes	n/a	-	Yes	n/a
Text Messaging Templates	Yes	n/a	-	Yes	n/a
Music
Headphone Jack (3.5mm)	-	Yes	-	-	Yes
Music Player	-	n/a	-	-	n/a
Productivity
Alarm	Yes	n/a	Yes	Yes	n/a
Calculator	Yes	n/a	Yes	Yes	n/a
Calendar	Yes	n/a	Yes	Yes	n/a
To-Do List	Yes	n/a	Yes	-	n/a
Voice Memo	Yes	n/a	-	Yes	n/a
Software
BREW	-	n/a	-	Yes	n/a
Games	Yes	n/a	Yes	Yes	n/a
Java (J2ME)	Yes	n/a	-	Yes	n/a
Voice
HD Voice	-	-	-	-	Yes
Headset Jack (2.5 mm)	Yes	n/a	Yes	Yes	n/a
Push-To-Talk	-	-	-	Yes	-
Speaker Phone	Yes	Yes	-	Yes	Yes
	Samsung SGH-X640	Huawei W1	Samsung SPH-N240	Kyocera DuraPlus	ZTE Blade Vantage
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	Huawei W1	Samsung SPH-N240	Kyocera DuraPlus	ZTE Blade Vantage