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Phone	LG VX-6100	Samsung SPH-A660 / VI660	Motorola Charm	HTC Dash / S620 / S621 (Excalibur)	Samsung SCH-U430
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	?	2.8" diag. 4 : 3	?	?
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	128 x 160 pixels LCD (Color)	320 x 240 pixels (~143 ppi) LCD (TFT/TFD)	320 x 240 pixels LCD (TFT/TFD)	128 x 160 pixels LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	?	?
Battery	1,000 mAh	?	1,170 mAh	960 mAh	1,000 mAh
Processor	?	?	720 MHz TI OMAP3410	200 MHz OMAP 850	?
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	Yes	-	3 megapixel	1 megapixel	Yes
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	-	?	?	-
Front Camera	-	-	-	-	-
Weight	3.88 oz (110g)	3.54 oz (100g)	3.88 oz (110g)	4.23 oz (120g)	3.21 oz (91g)
Dimensions	3.56" x 1.9" x 0.94" (90 x 48 x 23.9 mm)	3.3" x 1.8" x 0.87" (84 x 46 x 22.1 mm)	3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm)	4.39" x 2.46" x 0.51" (112 x 62 x 13 mm)	3.67" x 1.85" x 0.78" (93 x 47 x 19.8 mm)
Form Factor	Clamshell	Clamshell	Slab	Slab	Clamshell
Platform / OS	(proprietary)	(proprietary)	Android	Windows Mobile Standard	(proprietary)
Network Bands	CDMA: 850, 1900 AMPS: 850	CDMA: 850, 1900 AMPS: 850	WCDMA: 4 GSM: 850, 900, 1800, 1900 *	GSM: 850, 900, 1800, 1900	CDMA: 850, 1900
Data Technology	1xRTT	1xRTT	HSDPA 3.6	EDGE	1xRTT
Features
GPS / Location	Yes	Yes	n/a	n/a	Yes
Accessibility
Adjustable Text Size	-	-	n/a	n/a	Yes
Hearing Aid Compatible	-	-	-	-	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	Yes	Yes	n/a	n/a	Yes
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Extra Display	Yes	-	-	-	Yes
Ringer Profiles	-	-	-	Yes	-
Connectivity
Bluetooth	-	-	Yes	Yes	Yes
USB	Yes	-	Yes Micro-USB	Yes	-
Wi-Fi	-	-	Yes 4 (802.11 b,g,n)	Yes 802.11 b,g	-
Contacts
Picture ID	Yes	Yes	n/a	n/a	Yes
Ringer ID	Yes	Yes	n/a	n/a	Yes
Voice Dialing	Yes	Yes	n/a	n/a	Yes
Customization
Custom Graphics	Yes	Yes	n/a	n/a	Yes
Custom Ringtones	Yes	Yes	n/a	n/a	Yes
Real-Music Ringers	-	-	n/a	n/a	-
Data & Network
Data Tethering	Yes	Yes	n/a	n/a	-
External Antenna Jack	-	-	n/a	n/a	-
WAP / Web Browser	Yes	Yes	n/a	n/a	Yes
Input
Predictive Text Entry	Yes	Yes	n/a	n/a	Yes
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	Yes	Yes	-
Touch Screen	-	-	Yes Capacitive	-	-
Memory
Memory Card Slot	-	-	Yes	Yes	-
Messaging
Email Client	-	-	n/a	n/a	Yes
EMS / Picture Messaging	Yes	-	n/a	n/a	Yes
Instant Messaging	-	-	n/a	n/a	Yes
MMS	Yes	-	n/a	n/a	Yes
Text Messaging Templates	Yes	-	n/a	n/a	Yes
Music
Headphone Jack (3.5mm)	-	-	Yes	-	-
Music Player	-	-	n/a	n/a	-
Productivity
Alarm	Yes	Yes	n/a	n/a	Yes
Calculator	Yes	Yes	n/a	n/a	Yes
Calendar	Yes	Yes	n/a	n/a	Yes
To-Do List	-	Yes	n/a	n/a	-
Voice Memo	Yes	Yes	n/a	n/a	Yes
Software
BREW	Yes	-	n/a	n/a	Yes
Games	Yes	Yes	n/a	n/a	Yes
Java (J2ME)	-	Yes	n/a	n/a	-
Voice
Headset Jack (2.5 mm)	Yes	Yes	n/a	n/a	Yes
Speaker Phone	Yes	-	Yes	Yes	Yes
	* Some versions only
	LG VX-6100	Samsung SPH-A660 / VI660	Motorola Charm	HTC Dash / S620 / S621 (Excalibur)	Samsung SCH-U430
	X >	< X >	< X >	< X >	< X

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


Phone	LG VX-6100	Samsung SPH-A660 / VI660	Motorola Charm	HTC Dash / S620 / S621 (Excalibur)	Samsung SCH-U430