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Phone	Samsung Knack U310	Motorola V710	Motorola Charm	Samsung MM-A900 / SPH-A900 / Ace	Palm Treo 650 (CDMA)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.2" diag. 4 : 3	?	2.8" diag. 4 : 3	?	?
Display Resolution & Type	176 x 220 pixels (~128 ppi) LCD (TFT/TFD)	176 x 220 pixels LCD (TFT/TFD)	320 x 240 pixels (~143 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	320 x 320 pixels LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	?	?
Battery	1,000 mAh	?	1,170 mAh	?	?
Processor	?	?	720 MHz TI OMAP3410	?	312 MHz Intel XScale PXA270
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	-	1 megapixel	3 megapixel	1 megapixel	Yes
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	?	?	?	QVGA (320 x 240)
Front Camera	-	-	-	-	-
Weight	3.63 oz (103g)	4.06 oz (115g)	3.88 oz (110g)	3.9 oz (111g)	6.3 oz (179g)
Dimensions	3.78" x 2.01" x 0.74" (96 x 51 x 18.8 mm)	3.7" x 1.93" x 0.92" (94 x 49 x 23.4 mm)	3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm)	3.86" x 2.01" x 0.57" (98 x 51 x 14.5 mm)	4.4" x 2.3" x 0.9" (112 x 58 x 22.9 mm)
Form Factor	Clamshell	Clamshell	Slab	Clamshell	Slab
Platform / OS	(proprietary)	(proprietary)	Android	(proprietary)	Palm OS
Network Bands	CDMA: 850, 1900	CDMA: 850, 1900 AMPS: 850	WCDMA: 4 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900	CDMA: 850, 1900
Data Technology	-	1xRTT	HSDPA 3.6	EVDO r0	1xRTT
Features
GPS / Location	Yes	Yes	n/a	Yes	n/a
Accessibility
Adjustable Text Size	Yes	-	n/a	-	n/a
Hearing Aid Compatible	Yes M4, T4 (very tele-coil compatible)	Yes M3 (mostly compatible)	-	-	-
Multiple Languages	Yes	Yes	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	-
Alerts
Extra Display	Yes	Yes	-	Yes	-
Connectivity
Bluetooth	-	Yes	Yes	Yes	Yes
Infrared (IR)	-	-	-	-	Yes
USB	-	Yes *	Yes Micro-USB	Yes	-
Wi-Fi	-	-	Yes 4 (802.11 b,g,n)	-	-
Contacts
Picture ID	-	Yes	n/a	Yes	n/a
Ringer ID	-	Yes	n/a	Yes	n/a
Voice Dialing	Yes	Yes	n/a	Yes	n/a
Customization
Custom Graphics	-	Yes	n/a	Yes	n/a
Custom Ringtones	-	Yes	n/a	Yes	n/a
Real-Music Ringers	-	Yes	n/a	-	n/a
Data & Network
Data Tethering	-	Yes	n/a	Yes	n/a
WAP / Web Browser	-	Yes	n/a	Yes	n/a
Input
Predictive Text Entry	Yes	Yes	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	Yes	-	Yes
Touch Screen	-	-	Yes Capacitive	-	Yes
Memory
Memory Card Slot	-	Yes	Yes	-	Yes
Messaging
Email Client	-	Yes *	n/a	-	n/a
EMS / Picture Messaging	Yes	Yes	n/a	-	n/a
Instant Messaging	-	-	n/a	-	n/a
MMS	-	Yes	n/a	-	n/a
Text Messaging Templates	-	Yes	n/a	Yes	n/a
Music
Headphone Jack (3.5mm)	-	-	Yes	-	-
Music Player	-	Yes	n/a	Yes	n/a
Productivity
Alarm	Yes	Yes	n/a	Yes	n/a
Calculator	Yes	Yes	n/a	Yes	n/a
Calendar	Yes	Yes	n/a	Yes	n/a
To-Do List	-	-	n/a	Yes	n/a
Voice Memo	-	Yes	n/a	Yes	n/a
Software
BREW	-	Yes	n/a	-	n/a
Games	-	Yes	n/a	Yes	n/a
Java (J2ME)	-	-	n/a	Yes	n/a
Voice
Headset Jack (2.5 mm)	Yes	Yes	n/a	Yes	n/a
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	Samsung Knack U310	Motorola V710	Motorola Charm	Samsung MM-A900 / SPH-A900 / Ace	Palm Treo 650 (CDMA)
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung Knack U310	Motorola V710	Motorola Charm	Samsung MM-A900 / SPH-A900 / Ace	Palm Treo 650 (CDMA)