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Phone	Motorola Charm	Motorola Backflip	Palm Treo 800w	Siemens C56	Huawei Pinnacle
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.8" diag. 4 : 3	3.1" diag. 5 : 3	?	?	2.4" diag. 4 : 3
Display Resolution & Type	320 x 240 pixels (~143 ppi) LCD (TFT/TFD)	320 x 480 pixels (~186 ppi) LCD (TFT/TFD)	320 x 320 pixels LCD (TFT/TFD)	101 x 64 pixels	320 x 240 pixels (~167 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	60 Hz	?	?	?
Battery	1,170 mAh	1,400 mAh	1,150 mAh	700 mAh	900 mAh
Processor	720 MHz TI OMAP3410	528 MHz Qualcomm MSM7201a	?	?	Qualcomm QSC6055
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	3 megapixel	5 megapixel	2 megapixel	-	1 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	?	CIF (352 x 288)	QVGA (320 x 240)	-	QCIF (176 x 144)
Front Camera	-	-	-	-	-
Weight	3.88 oz (110g)	4.7 oz (133g)	5 oz (142g)	3 oz (85g)	3.53 oz (100g)
Dimensions	3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm)	4.25" x 2.09" x 0.6" (108 x 53 x 15.3 mm)	4.4" x 2.3" x 0.7" (112 x 58 x 17.8 mm)	3.98" x 1.73" x 0.83" (101 x 44 x 21.1 mm)	4.33" x 2.4" x 0.51" (110 x 61 x 13 mm)
Form Factor	Slab	Clamshell	Slab	Slab	Slab
Platform / OS	Android	Android	Windows Mobile Professional	(proprietary)	(proprietary)
Network Bands	WCDMA: 4 GSM: 850, 900, 1800, 1900 *	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	GSM: 850, 1900	CDMA: 850, 1700, 1900
Data Technology	HSDPA 3.6	HSPA 7.2	EVDO rA	GPRS	1xRTT
Features
GPS / Location	n/a	n/a	n/a	Yes	Yes
Accessibility
Hearing Aid Compatible	-	Yes M3 (mostly compatible)	Yes M4, T4 (very tele-coil compatible)	-	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	n/a	n/a	n/a	Yes	Yes
TTY/TDD (Digital)	Yes	-	Yes	Yes	Yes
Alerts
Ringer Profiles	-	-	-	Yes	-
Connectivity
Bluetooth	Yes	Yes	Yes	-	Yes
Infrared (IR)	-	-	Yes	-	-
USB	Yes Micro-USB	Yes Micro-USB	Yes Micro-USB	Yes	Yes Micro-USB
Wi-Fi	Yes 4 (802.11 b,g,n)	Yes 802.11 b,g	Yes 802.11 b,g	-	-
Contacts
Picture ID	n/a	n/a	n/a	-	Yes
Ringer ID	n/a	n/a	n/a	Yes	Yes
Voice Dialing	n/a	n/a	n/a	Yes	-
Customization
Changeable Body Plates	-	-	-	Yes	-
Custom Graphics	n/a	n/a	n/a	Yes	Yes
Custom Ringtones	n/a	n/a	n/a	Yes	Yes
Real-Music Ringers	n/a	n/a	n/a	-	-
Data & Network
Data Tethering	n/a	n/a	n/a	Yes	-
External Antenna Jack	n/a	n/a	n/a	-	-
WAP / Web Browser	n/a	n/a	n/a	Yes	Yes
Input
Predictive Text Entry	n/a	n/a	n/a	Yes	Yes
Side Keys	Yes	Yes	Yes	-	Yes
Stylus	-	-	Yes	-	-
Text Keyboard, Hardware	Yes	Yes	Yes	-	Yes
Touch Screen	Yes Capacitive	Yes Capacitive	Yes Resistive	-	-
Memory
Memory Card Slot	Yes	Yes	Yes	-	Yes
Messaging
Email Client	n/a	n/a	n/a	-	Yes
EMS / Picture Messaging	n/a	n/a	n/a	Yes	-
Instant Messaging	n/a	n/a	n/a	-	Yes
MMS	n/a	n/a	n/a	-	Yes
Text Messaging Templates	n/a	n/a	n/a	Yes	-
Music
Headphone Jack (3.5mm)	Yes	Yes	-	-	Yes
Music Player	n/a	n/a	n/a	-	Yes
Productivity
Alarm	n/a	n/a	n/a	Yes	Yes
Calculator	n/a	n/a	n/a	Yes	Yes
Calendar	n/a	n/a	n/a	Yes	Yes
To-Do List	n/a	n/a	n/a	-	-
Voice Memo	n/a	n/a	n/a	-	Yes
Software
BREW	n/a	n/a	n/a	-	Yes
Games	n/a	n/a	n/a	Yes	Yes
Java (J2ME)	n/a	n/a	n/a	Yes	-
Voice
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	Motorola Charm	Motorola Backflip	Palm Treo 800w	Siemens C56	Huawei Pinnacle
	X >	< X >	< X >	< X >	< X

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


Phone	Motorola Charm	Motorola Backflip	Palm Treo 800w	Siemens C56	Huawei Pinnacle