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Specifications
	X >	< X >	< X >	< X >	< X

Phone	Casio G'zOne Boulder	Huawei W1	Samsung Glyde U940	Apple iPhone 4 (CDMA)	Samsung SCH-A610
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2" diag. 4 : 3	4" diag. 5 : 3	2.8" diag. 16.5 : 9	3.5" diag. 5 : 3	?
Display Resolution & Type	240 x 320 pixels (~200 ppi) LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) LCD (TFT/TFD)	240 x 440 pixels (~182 ppi) LCD (TFT/TFD)	640 x 960 pixels (~330 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)
Display Refresh	?	?	?	60 Hz	?
Battery	810 mAh	1,950 mAh	1,000 mAh	?	1,300 mAh
Processor	?	1.2 GHz Qualcomm Snapdragon 400 MSM8230	?	?	?
RAM	?	512 MB	?	?	?
Storage	? raw hardware	4 GB	? raw hardware	8 GB *	? raw hardware
Main Camera	1 megapixel	5 megapixel	2 megapixel	5 megapixel	Yes
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	?	720p HD	QVGA (320 x 240)	720p HD	-
Front Camera	-	Yes	-	Yes	-
Weight	4.9 oz (139g)	4.41 oz (125g)	4.2 oz (119g)	4.8 oz (136g)	4.23 oz (120g)
Dimensions	3.9" x 2" x 0.9" (99 x 51 x 22.9 mm)	4.84" x 2.5" x 0.41" (123 x 64 x 10.4 mm)	4.09" x 1.98" x 0.71" (104 x 50 x 18 mm)	4.5" x 2.31" x 0.37" (114 x 59 x 9.4 mm)	3.5" x 1.9" x 0.9" (89 x 48 x 22.9 mm)
Form Factor	Clamshell	Slab	Slide	Slab	Clamshell
Platform / OS	(proprietary)	Windows	(proprietary)	iOS	(proprietary)
Network Bands	CDMA: 850, 1900	WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900
Data Technology	EVDO rA	HSPA+ 21	EVDO r0	EVDO rA	1xRTT
Features
Flashlight	Yes	-	-	-	-
GPS / Location	Yes	n/a	Yes	n/a	Yes
Ruggedized	Yes	-	-	-	-
Water-Resistant	Yes	-	-	-	-
Accessibility
Adjustable Text Size	-	n/a	-	n/a	-
Hearing Aid Compatible	Yes M4, T4 (very tele-coil compatible)	Yes M3 (mostly compatible)	Yes M4 (very compatible)	Yes M4, T4 (very tele-coil compatible)	-
Multiple Languages	Yes	n/a	Yes	n/a	Yes
TTY/TDD (Digital)	Yes	-	Yes	-	-
Alerts
Extra Display	Yes	-	-	-	-
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	-
Mobile Hotspot	-	n/a	-	n/a	-
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	Yes	n/a	Yes	n/a	Yes
Ringer ID	Yes	n/a	Yes	n/a	Yes
Voice Dialing	Yes	n/a	Yes	n/a	Yes
Customization
Changeable Body Plates	Yes	-	-	-	-
Custom Graphics	Yes	n/a	Yes	n/a	Yes
Custom Ringtones	Yes	n/a	Yes	n/a	Yes
Real-Music Ringers	-	n/a	Yes	n/a	-
Data & Network
Data Tethering	Yes	n/a	Yes	n/a	Yes
WAP / Web Browser	Yes	n/a	Yes	n/a	Yes
Input
Predictive Text Entry	Yes	n/a	Yes	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	-	n/a	-	n/a	-
EMS / Picture Messaging	Yes	n/a	-	n/a	Yes
Instant Messaging	-	n/a	-	n/a	-
MMS	Yes	n/a	Yes	n/a	Yes
Text Messaging Templates	Yes	n/a	Yes	n/a	Yes
Music
Headphone Jack (3.5mm)	-	Yes	-	Yes	-
Music Player	Yes	n/a	Yes	n/a	-
Photo & Video
TV Output	-	-	-	Yes	-
Video Calling	-	n/a	-	n/a	-
Productivity
Alarm	Yes	n/a	Yes	n/a	Yes
Calculator	Yes	n/a	Yes	n/a	Yes
Calendar	Yes	n/a	Yes	n/a	Yes
To-Do List	-	n/a	-	n/a	Yes
Voice Memo	Yes	n/a	-	n/a	Yes
Software
BREW	Yes	n/a	Yes	n/a	Yes
Games	Yes	n/a	Yes	n/a	Yes
Voice
Headset Jack (2.5 mm)	-	n/a	Yes	n/a	Yes
Push-To-Talk	Yes	-	-	-	-
Speaker Phone	Yes	Yes	Yes	Yes	-
	Casio G'zOne Boulder	Huawei W1	Samsung Glyde U940	Apple iPhone 4 (CDMA)	Samsung SCH-A610
	X >	< X >	< X >	< X >	< X

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


Phone	Casio G'zOne Boulder	Huawei W1	Samsung Glyde U940	Apple iPhone 4 (CDMA)	Samsung SCH-A610