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

Phone	Motorola Charm	Motorola T730 / T731c	Siemens C56	LG K20 / Harmony / Grace	Asus PadFone X
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	2.8" diag. 4 : 3	?	?	5.3" diag. 16 : 9	5" diag. 16 : 9
Display Resolution & Type	320 x 240 pixels (~143 ppi) LCD (TFT/TFD)	120 x 160 pixels LCD (STN)	101 x 64 pixels	720 x 1280 pixels (~277 ppi) LCD (TFT/TFD)	1080 x 1920 pixels (~441 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	60 Hz	60 Hz
Battery	1,170 mAh	750 mAh	700 mAh	2,800 mAh	2,300 mAh
Processor	720 MHz TI OMAP3410	?	?	1.4 GHz Qualcomm Snapdragon 425 (MSM8917)	2.3 GHz Qualcomm Snapdragon 800
RAM	?	?	?	1.5 GB	2 GB
Storage	? raw hardware	? raw hardware	? raw hardware	16 GB	16 GB
Main Camera	3 megapixel	-	-	8 megapixel	13 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	?	-	-	1080p HD	4K UHD
Front Camera	-	-	-	5 megapixel	2 megapixel
Weight	3.88 oz (110g)	4.06 oz (115g)	3 oz (85g)	5 oz (142g)	5.29 oz (150g)
Dimensions	3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm)	3.54" x 1.87" x 0.91" (90 x 47 x 23.1 mm)	3.98" x 1.73" x 0.83" (101 x 44 x 21.1 mm)	5.9" x 3" x 0.3" (150 x 76 x 7.6 mm)	5.67" x 2.85" x 0.39" (144 x 72 x 10 mm)
Form Factor	Slab	Clamshell	Slab	Slab	Slab
Platform / OS	Android	(proprietary)	(proprietary)	Android	Android
Network Bands	WCDMA: 4 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900 AMPS: 850	GSM: 850, 1900	4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	4G LTE: 2, 4, 5, 7, 17 WCDMA: 2, 5 GSM: 850, 900, 1800, 1900
Data Technology	HSDPA 3.6	1xRTT	GPRS	LTE (Cat 4)	LTE (Cat 4)
Features
Flashlight	-	-	-	Yes	-
GPS / Location	n/a	Yes	Yes	n/a	n/a
Accessibility
Hearing Aid Compatible	-	-	-	Yes M3, T3 (mostly tele-coil compatible)	Yes M3, T4 (very tele-coil compatible)
Multiple Languages	n/a	Yes	Yes	n/a	n/a
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	Yes	-	-	-
Ringer Profiles	-	-	Yes	-	-
Connectivity
Bluetooth	Yes	-	-	Yes	Yes
NFC	-	-	-	Yes *	Yes
USB	Yes Micro-USB	Yes	Yes	Yes Micro-USB	Yes Micro-USB
Wi-Fi	Yes 4 (802.11 b,g,n)	-	-	Yes 4 (802.11 b,g,n)	Yes 5 (802.11 a,ac,b,g,n)
Contacts
Picture ID	n/a	-	-	n/a	n/a
Ringer ID	n/a	Yes	Yes	n/a	n/a
Voice Dialing	n/a	Yes	Yes	n/a	n/a
Customization
Changeable Body Plates	-	Yes	Yes	-	-
Custom Graphics	n/a	Yes	Yes	n/a	n/a
Custom Ringtones	n/a	Yes	Yes	n/a	n/a
Real-Music Ringers	n/a	-	-	n/a	n/a
Data & Network
Data Tethering	n/a	Yes	Yes	n/a	n/a
WAP / Web Browser	n/a	Yes	Yes	n/a	n/a
Input
Predictive Text Entry	n/a	Yes	Yes	n/a	n/a
Side Keys	Yes	Yes	-	Yes	Yes
Text Keyboard, Hardware	Yes	-	-	-	-
Touch Screen	Yes Capacitive	-	-	Yes Capacitive	Yes Capacitive
Memory
Memory Card Slot	Yes	-	-	Yes	Yes
Messaging
Email Client	n/a	Yes	-	n/a	n/a
EMS / Picture Messaging	n/a	Yes	Yes	n/a	n/a
Instant Messaging	n/a	-	-	n/a	n/a
MMS	n/a	-	-	n/a	n/a
Text Messaging Templates	n/a	Yes	Yes	n/a	n/a
Music
FM Radio	-	-	-	Yes	-
Headphone Jack (3.5mm)	Yes	-	-	Yes	Yes
Music Player	n/a	-	-	n/a	n/a
Photo & Video
Miracast	-	-	-	-	Yes
Power
Wireless Charging	-	-	-	-	Yes
Productivity
Alarm	n/a	Yes	Yes	n/a	n/a
Calculator	n/a	Yes	Yes	n/a	n/a
Calendar	n/a	Yes	Yes	n/a	n/a
Voice Memo	n/a	Yes	-	n/a	n/a
Software
BREW	n/a	Yes *	-	n/a	n/a
Games	n/a	Yes	Yes	n/a	n/a
Java (J2ME)	n/a	-	Yes	n/a	n/a
Voice
HD Voice	-	-	-	Yes	Yes
Headset Jack (2.5 mm)	n/a	Yes	-	n/a	n/a
Speaker Phone	Yes	-	Yes	Yes	Yes
	* Some versions only
	Motorola Charm	Motorola T730 / T731c	Siemens C56	LG K20 / Harmony / Grace	Asus PadFone X
	X >	< X >	< X >	< X >	< X

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


Phone	Motorola Charm	Motorola T730 / T731c	Siemens C56	LG K20 / Harmony / Grace	Asus PadFone X