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

Phone	LG K20 / Harmony / Grace	Samsung SCH-A990	Motorola Charm	Nokia 2660	Samsung SGH-A717
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	5.3" diag. 16 : 9	?	2.8" diag. 4 : 3	?	?
Display Resolution & Type	720 x 1280 pixels (~277 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	320 x 240 pixels (~143 ppi) LCD (TFT/TFD)	128 x 160 pixels LCD (STN)	240 x 320 pixels LCD (TFT/TFD)
Display Refresh	60 Hz	?	60 Hz	?	?
Battery	2,800 mAh	1,000 mAh	1,170 mAh	700 mAh	?
Processor	1.4 GHz Qualcomm Snapdragon 425 (MSM8917)	?	720 MHz TI OMAP3410	?	?
RAM	1.5 GB	?	?	?	?
Storage	16 GB	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	8 megapixel	3 megapixel	3 megapixel	-	2 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	1080p HD	?	?	-	QCIF (176 x 144)
Front Camera	5 megapixel	-	-	-	-
Weight	5 oz (142g)	4.4 oz (125g)	3.88 oz (110g)	2.79 oz (79g)	3.31 oz (94g)
Dimensions	5.9" x 3" x 0.3" (150 x 76 x 7.6 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	3.87" x 2.65" x 0.45" (98 x 67 x 11.4 mm)	3.43" x 1.76" x 0.81" (87 x 45 x 20.6 mm)	4.07" x 2.15" x 0.55" (103 x 55 x 14 mm)
Form Factor	Slab	Clamshell	Slab	Clamshell	Clamshell
Platform / OS	Android	(proprietary)	Android	(proprietary)	(proprietary)
Network Bands	4G LTE: 2, 4, 5, 12 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	WCDMA: 4 GSM: 850, 900, 1800, 1900 *	GSM: 850, 1900 *	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900
Data Technology	LTE (Cat 4)	EVDO r0	HSDPA 3.6	EDGE	HSDPA 1.8
Features
Flashlight	Yes	Yes	-	-	-
GPS / Location	n/a	Yes	n/a	-	-
Accessibility
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	Yes M3 (mostly compatible)	-	-	Yes M3 (mostly compatible)
Multiple Languages	n/a	Yes	n/a	Yes	Yes
TTY/TDD (Digital)	Yes	Yes	Yes	Yes	Yes
Alerts
Extra Display	-	Yes	-	Yes	Yes
Ringer Profiles	-	-	-	Yes	Yes
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
NFC	Yes *	-	-	-	-
USB	Yes Micro-USB	Yes	Yes Micro-USB	-	Yes
Wi-Fi	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 b,g,n)	-	-
Contacts
Picture ID	n/a	Yes	n/a	Yes	Yes
Ringer ID	n/a	Yes	n/a	-	Yes
Voice Dialing	n/a	Yes	n/a	-	-
Customization
Custom Graphics	n/a	Yes	n/a	Yes	Yes
Custom Ringtones	n/a	Yes	n/a	Yes	Yes
Real-Music Ringers	n/a	Yes	n/a	Yes	Yes
Data & Network
Data Tethering	n/a	Yes	n/a	-	Yes
WAP / Web Browser	n/a	Yes	n/a	Yes	Yes
Input
Predictive Text Entry	n/a	Yes	n/a	Yes	Yes
Side Keys	Yes	Yes	Yes	-	Yes
Text Keyboard, Hardware	-	-	Yes	-	-
Touch Screen	Yes Capacitive	-	Yes Capacitive	-	-
Memory
Memory Card Slot	Yes	Yes	Yes	-	Yes
Messaging
Email Client	n/a	-	n/a	Yes	Yes
EMS / Picture Messaging	n/a	Yes	n/a	Yes	-
Instant Messaging	n/a	-	n/a	Yes *	Yes
MMS	n/a	Yes	n/a	Yes	Yes
Text Messaging Templates	n/a	Yes	n/a	Yes	Yes
Music
FM Radio	Yes	-	-	Yes	-
Headphone Jack (3.5mm)	Yes	-	Yes	-	-
Music Player	n/a	Yes	n/a	-	Yes
Stereo Speakers	-	Yes	-	-	-
Photo & Video
TV Output	-	Yes	-	-	-
Productivity
Alarm	n/a	Yes	n/a	Yes	Yes
Calculator	n/a	Yes	n/a	Yes	Yes
Calendar	n/a	Yes	n/a	Yes	Yes
To-Do List	n/a	-	n/a	Yes	Yes
Voice Memo	n/a	Yes	n/a	Yes	Yes
Software
BREW	n/a	Yes	n/a	-	-
Games	n/a	Yes	n/a	Yes	Yes
Java (J2ME)	n/a	-	n/a	Yes	Yes
Voice
HD Voice	Yes	-	-	-	-
Headset Jack (2.5 mm)	n/a	-	n/a	Yes	-
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	* Some versions only
	LG K20 / Harmony / Grace	Samsung SCH-A990	Motorola Charm	Nokia 2660	Samsung SGH-A717
	X >	< X >	< X >	< X >	< X

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


Phone	LG K20 / Harmony / Grace	Samsung SCH-A990	Motorola Charm	Nokia 2660	Samsung SGH-A717