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Specifications
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Phone	Huawei W1	Samsung SCH-U620	Casio G'zOne Commando	BlackBerry 7750	Samsung SCH-A990
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4" diag. 5 : 3	?	3.6" diag. 5 : 3	?	?
Display Resolution & Type	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	480 x 800 pixels (~259 ppi) LCD (TFT/TFD)	240 x 240 pixels LCD (Color)	240 x 320 pixels LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	?	?
Battery	1,950 mAh	1,000 mAh	1,460 mAh	?	1,000 mAh
Processor	1.2 GHz Qualcomm Snapdragon 400 MSM8230	?	800 MHz Qualcomm S2 MSM7630	?	?
RAM	512 MB	?	?	?	?
Storage	4 GB	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	1 megapixel	5 megapixel	-	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	720p HD	QVGA (320 x 240)	WVGA / 480p	-	?
Front Camera	Yes	-	-	-	-
Weight	4.41 oz (125g)	3.74 oz (106g)	5.4 oz (153g)	5.01 oz (142g)	4.4 oz (125g)
Dimensions	4.84" x 2.5" x 0.41" (123 x 64 x 10.4 mm)	3.78" x 1.85" x 0.87" (96 x 47 x 22.1 mm)	5.1" x 2.6" x 0.6" (130 x 66 x 15.2 mm)	4.76" x 3.03" x 0.71" (121 x 77 x 18 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)
Form Factor	Slab	Slide	Slab	Slab	Clamshell
Platform / OS	Windows	(proprietary)	Android	BlackBerry OS	(proprietary)
Network Bands	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900
Data Technology	HSPA+ 21	EVDO r0	EVDO rA	1xRTT	EVDO r0
Features
Flashlight	-	-	-	-	Yes
GPS / Location	n/a	Yes	n/a	n/a	Yes
Ruggedized	-	-	Yes	-	-
Accessibility
Adjustable Text Size	n/a	-	n/a	n/a	-
Hearing Aid Compatible	Yes M3 (mostly compatible)	Yes M4 (very compatible)	Yes M4, T4 (very tele-coil compatible)	-	Yes M3 (mostly compatible)
Multiple Languages	n/a	Yes	n/a	n/a	Yes
TTY/TDD (Digital)	-	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	-	-	-	Yes
Ringer Profiles	-	-	-	Yes	-
Connectivity
Bluetooth	Yes	Yes	Yes	-	Yes
Mobile Hotspot	n/a	-	n/a	n/a	-
USB	Yes Micro-USB	Yes	Yes Micro-USB	Yes	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 b,g,n)	-	-
Contacts
Picture ID	n/a	Yes	n/a	n/a	Yes
Ringer ID	n/a	Yes	n/a	n/a	Yes
Voice Dialing	n/a	Yes	n/a	n/a	Yes
Customization
Custom Graphics	n/a	Yes	n/a	n/a	Yes
Custom Ringtones	n/a	Yes	n/a	n/a	Yes
Real-Music Ringers	n/a	-	n/a	n/a	Yes
Data & Network
Data Tethering	n/a	-	n/a	n/a	Yes
WAP / Web Browser	n/a	Yes	n/a	n/a	Yes
Input
Predictive Text Entry	n/a	Yes	n/a	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	-
Touch Screen	Yes Capacitive	-	Yes Capacitive	-	-
Memory
Memory Card Slot	Yes	Yes	Yes	-	Yes
Messaging
Email Client	n/a	-	n/a	n/a	-
EMS / Picture Messaging	n/a	-	n/a	n/a	Yes
Instant Messaging	n/a	Yes	n/a	n/a	-
MMS	n/a	Yes	n/a	n/a	Yes
Text Messaging Templates	n/a	Yes	n/a	n/a	Yes
Music
Headphone Jack (3.5mm)	Yes	-	Yes	-	-
Music Player	n/a	Yes	n/a	n/a	Yes
Stereo Speakers	-	Yes	-	-	Yes
Photo & Video
TV Output	-	-	-	-	Yes
Productivity
Alarm	n/a	Yes	n/a	n/a	Yes
Calculator	n/a	Yes	n/a	n/a	Yes
Calendar	n/a	Yes	n/a	n/a	Yes
To-Do List	n/a	-	n/a	n/a	-
Voice Memo	n/a	Yes	n/a	n/a	Yes
Software
BREW	n/a	Yes	n/a	n/a	Yes
Games	n/a	Yes	n/a	n/a	Yes
Java (J2ME)	n/a	-	n/a	n/a	-
Voice
Headset Jack (2.5 mm)	n/a	Yes	n/a	n/a	-
Push-To-Talk	-	-	Yes	-	-
Speaker Phone	Yes	Yes	Yes	-	Yes
	Huawei W1	Samsung SCH-U620	Casio G'zOne Commando	BlackBerry 7750	Samsung SCH-A990
	X >	< X >	< X >	< X >	< X

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


Phone	Huawei W1	Samsung SCH-U620	Casio G'zOne Commando	BlackBerry 7750	Samsung SCH-A990