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Phone	Huawei W1	Samsung SGH-X640	Samsung SGH-D357	Nokia 6315i	BlackBerry 7750
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4" diag. 5 : 3	?	?	?	?
Display Resolution & Type	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	240 x 240 pixels LCD (Color)
Display Refresh	?	?	?	?	?
Battery	1,950 mAh	800 mAh	800 mAh	950 mAh	?
Processor	1.2 GHz Qualcomm Snapdragon 400 MSM8230	?	?	?	?
RAM	512 MB	?	?	?	?
Storage	4 GB	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	Yes	-	1 megapixel	-
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	-	-	?	-
Front Camera	Yes	-	-	-	-
Weight	4.41 oz (125g)	3 oz (85g)	3.46 oz (98g)	3.34 oz (95g)	5.01 oz (142g)
Dimensions	4.84" x 2.5" x 0.41" (123 x 64 x 10.4 mm)	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	3.4" x 1.8" x 0.96" (86 x 46 x 24.4 mm)	3.52" x 1.87" x 0.72" (89 x 47 x 18.3 mm)	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)
Form Factor	Slab	Clamshell	Clamshell	Clamshell	Slab
Platform / OS	Windows	(proprietary)	(proprietary)	(proprietary)	BlackBerry OS
Network Bands	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	GSM: 900, 1800, 1900	GSM: 850, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900
Data Technology	HSPA+ 21	GPRS	EDGE	EVDO r0	1xRTT
Features
GPS / Location	n/a	-	-	Yes	n/a
Accessibility
Adjustable Text Size	n/a	-	-	-	n/a
Hearing Aid Compatible	Yes M3 (mostly compatible)	-	-	Yes M4 (very compatible)	-
Multiple Languages	n/a	Yes	Yes	Yes	n/a
TTY/TDD (Digital)	-	-	Yes	Yes	Yes
Alerts
Extra Display	-	-	Yes	Yes	-
Ringer Profiles	-	-	-	-	Yes
Connectivity
Bluetooth	Yes	-	Yes	Yes	-
USB	Yes Micro-USB	-	-	Yes	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	-	-	-	-
Contacts
Picture ID	n/a	Yes	Yes	Yes	n/a
Ringer ID	n/a	Yes	Yes	Yes	n/a
Voice Dialing	n/a	-	Yes	Yes	n/a
Customization
Custom Graphics	n/a	Yes	Yes	Yes	n/a
Custom Ringtones	n/a	Yes	Yes	Yes	n/a
Real-Music Ringers	n/a	-	Yes	-	n/a
Data & Network
Data Tethering	n/a	-	Yes	Yes	n/a
External Antenna Jack	n/a	-	-	Yes	n/a
WAP / Web Browser	n/a	Yes	Yes	Yes	n/a
Input
Predictive Text Entry	n/a	Yes	Yes	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	-	Yes
Touch Screen	Yes Capacitive	-	-	-	-
Memory
Memory Card Slot	Yes	-	-	Yes	-
Messaging
Email Client	n/a	-	Yes	-	n/a
EMS / Picture Messaging	n/a	Yes	Yes	-	n/a
Instant Messaging	n/a	-	Yes	-	n/a
MMS	n/a	Yes	Yes	Yes	n/a
Text Messaging Templates	n/a	Yes	Yes	Yes	n/a
Music
Headphone Jack (3.5mm)	Yes	-	-	-	-
Music Player	n/a	-	-	Yes	n/a
Productivity
Alarm	n/a	Yes	Yes	Yes	n/a
Calculator	n/a	Yes	Yes	Yes	n/a
Calendar	n/a	Yes	Yes	Yes	n/a
To-Do List	n/a	Yes	Yes	-	n/a
Voice Memo	n/a	Yes	Yes	-	n/a
Software
BREW	n/a	-	-	Yes	n/a
Games	n/a	Yes	Yes	Yes	n/a
Java (J2ME)	n/a	Yes	Yes	-	n/a
Voice
Headset Jack (2.5 mm)	n/a	Yes	Yes	Yes	n/a
Push-To-Talk	-	-	Yes	-	-
Speaker Phone	Yes	Yes	Yes	Yes	-
	Huawei W1	Samsung SGH-X640	Samsung SGH-D357	Nokia 6315i	BlackBerry 7750
	X >	< X >	< X >	< X >	< X

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


Phone	Huawei W1	Samsung SGH-X640	Samsung SGH-D357	Nokia 6315i	BlackBerry 7750