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Phone	Motorola Backflip	Motorola Charm	Samsung SPH-A250	Siemens C56	Palm Treo 800w
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Not yet released	Released	Released
Display Size	3.1" diag. 5 : 3	2.8" diag. 4 : 3	?	?	?
Display Resolution & Type	320 x 480 pixels (~186 ppi) LCD (TFT/TFD)	320 x 240 pixels (~143 ppi) LCD (TFT/TFD)	?	101 x 64 pixels	320 x 320 pixels LCD (TFT/TFD)
Display Refresh	60 Hz	60 Hz	?	?	?
Battery	1,400 mAh	1,170 mAh	?	700 mAh	1,150 mAh
Processor	528 MHz Qualcomm MSM7201a	720 MHz TI OMAP3410	?	?	?
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	5 megapixel	3 megapixel	-	-	2 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	CIF (352 x 288)	?	-	-	QVGA (320 x 240)
Front Camera	-	-	-	-	-
Weight	4.7 oz (133g)	3.88 oz (110g)	2.82 oz (80g)	3 oz (85g)	5 oz (142g)
Dimensions	4.25" x 2.09" x 0.6" (108 x 53 x 15.3 mm)	3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm)	2.76" x 1.91" x 0.83" (70 x 49 x 21.1 mm)	3.98" x 1.73" x 0.83" (101 x 44 x 21.1 mm)	4.4" x 2.3" x 0.7" (112 x 58 x 17.8 mm)
Form Factor	Clamshell	Slab	Clamshell	Slab	Slab
Platform / OS	Android	Android	(proprietary)	(proprietary)	Windows Mobile Professional
Network Bands	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	WCDMA: 4 GSM: 850, 900, 1800, 1900 *	CDMA: 1900	GSM: 850, 1900	CDMA: 850, 1900
Data Technology	HSPA 7.2	HSDPA 3.6	-	GPRS	EVDO rA
Features
GPS / Location	n/a	n/a	-	Yes	n/a
Accessibility
Hearing Aid Compatible	Yes M3 (mostly compatible)	-	-	-	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	n/a	n/a	-	Yes	n/a
TTY/TDD (Digital)	-	Yes	-	Yes	Yes
Alerts
Ringer Profiles	-	-	-	Yes	-
Connectivity
Bluetooth	Yes	Yes	-	-	Yes
Infrared (IR)	-	-	-	-	Yes
USB	Yes Micro-USB	Yes Micro-USB	-	Yes	Yes Micro-USB
Wi-Fi	Yes 802.11 b,g	Yes 4 (802.11 b,g,n)	-	-	Yes 802.11 b,g
Contacts
Picture ID	n/a	n/a	-	-	n/a
Ringer ID	n/a	n/a	-	Yes	n/a
Voice Dialing	n/a	n/a	Yes	Yes	n/a
Customization
Changeable Body Plates	-	-	-	Yes	-
Custom Graphics	n/a	n/a	-	Yes	n/a
Custom Ringtones	n/a	n/a	-	Yes	n/a
Real-Music Ringers	n/a	n/a	-	-	n/a
Data & Network
Data Tethering	n/a	n/a	Yes	Yes	n/a
External Antenna Jack	n/a	n/a	-	-	n/a
WAP / Web Browser	n/a	n/a	Yes	Yes	n/a
Input
Predictive Text Entry	n/a	n/a	Yes	Yes	n/a
Side Keys	Yes	Yes	Yes	-	Yes
Stylus	-	-	-	-	Yes
Text Keyboard, Hardware	Yes	Yes	-	-	Yes
Touch Screen	Yes Capacitive	Yes Capacitive	-	-	Yes Resistive
Memory
Memory Card Slot	Yes	Yes	-	-	Yes
Messaging
Email Client	n/a	n/a	-	-	n/a
EMS / Picture Messaging	n/a	n/a	-	Yes	n/a
Instant Messaging	n/a	n/a	-	-	n/a
MMS	n/a	n/a	-	-	n/a
Text Messaging Templates	n/a	n/a	-	Yes	n/a
Music
Headphone Jack (3.5mm)	Yes	Yes	-	-	-
Music Player	n/a	n/a	-	-	n/a
Productivity
Alarm	n/a	n/a	Yes	Yes	n/a
Calculator	n/a	n/a	Yes	Yes	n/a
Calendar	n/a	n/a	Yes	Yes	n/a
To-Do List	n/a	n/a	Yes	-	n/a
Voice Memo	n/a	n/a	-	-	n/a
Software
Games	n/a	n/a	-	Yes	n/a
Java (J2ME)	n/a	n/a	-	Yes	n/a
Voice
Headset Jack (2.5 mm)	n/a	n/a	Yes	-	n/a
Speaker Phone	Yes	Yes	-	Yes	Yes
	Motorola Backflip	Motorola Charm	Samsung SPH-A250	Siemens C56	Palm Treo 800w
	X >	< X >	< X >	< X >	< X

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


Phone	Motorola Backflip	Motorola Charm	Samsung SPH-A250	Siemens C56	Palm Treo 800w