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Phone	Motorola Citrus	LG Cosmos 2 / Cosmos 3	Samsung Knack U310	Samsung SCH-A310	Samsung Sidekick 4G
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3" diag. 4 : 3	2" diag. 4 : 3	2.2" diag. 4 : 3	?	3.5" diag. 5 : 3
Display Resolution & Type	240 x 320 pixels (~133 ppi) LCD (TFT/TFD)	240 x 320 pixels (~200 ppi) LCD (TFT/TFD)	176 x 220 pixels (~128 ppi) LCD (TFT/TFD)	128 x 128 pixels LCD (Grayscale)	480 x 800 pixels (~267 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	?	?	?	60 Hz
Battery	1,150 mAh	900 mAh	1,000 mAh	?	?
Processor	?	?	?	?	1 GHz Samsung Hummingbird Cortex A8
RAM	?	?	?	?	?
Storage	? raw hardware	? raw hardware	? raw hardware	? raw hardware	? raw hardware
Main Camera	3 megapixel	1 megapixel	-	-	3 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	CIF (352 x 288)	-	-	-	WVGA / 480p
Front Camera	-	-	-	-	Yes
Weight	3.88 oz (110g)	4.58 oz (130g)	3.63 oz (103g)	3.2 oz (91g)	5.7 oz (162g)
Dimensions	4.09" x 2.32" x 0.59" (104 x 59 x 15 mm)	4.41" x 2.06" x 0.63" (112 x 52 x 16 mm)	3.78" x 2.01" x 0.74" (96 x 51 x 18.8 mm)	3.43" x 1.89" x 0.87" (87 x 48 x 22.1 mm)	5" x 2.42" x 0.6" (127 x 61 x 15.2 mm)
Form Factor	Slab	Slide	Clamshell	Clamshell	Slide
Platform / OS	Android	(proprietary)	(proprietary)	(proprietary)	Android
Network Bands	CDMA: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900	CDMA: 850, 1900 AMPS: 850	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900
Data Technology	EVDO r0	1xRTT	-	1xRTT	HSPA+ 21
Features
GPS / Location	n/a	Yes	Yes	Yes	n/a
Accessibility
Adjustable Text Size	n/a	Yes	Yes	-	n/a
Hearing Aid Compatible	-	Yes M4, T4 (very tele-coil compatible)	Yes M4, T4 (very tele-coil compatible)	-	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	Yes	Yes	Yes	n/a
TTY/TDD (Digital)	-	Yes	Yes	-	Yes
Alerts
Extra Display	-	-	Yes	Yes	-
Connectivity
Bluetooth	Yes	Yes	-	-	Yes
Mobile Hotspot	n/a	-	-	-	n/a
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)
Contacts
Picture ID	n/a	Yes	-	-	n/a
Ringer ID	n/a	Yes	-	-	n/a
Voice Dialing	n/a	Yes	Yes	Yes	n/a
Customization
Changeable Body Plates	-	-	-	Yes	-
Custom Graphics	n/a	Yes	-	-	n/a
Custom Ringtones	n/a	Yes	-	-	n/a
Real-Music Ringers	n/a	Yes	-	-	n/a
Data & Network
Data Tethering	n/a	-	-	Yes	n/a
WAP / Web Browser	n/a	Yes	-	Yes	n/a
Input
Predictive Text Entry	n/a	-	Yes	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	n/a	-	-	-	n/a
EMS / Picture Messaging	n/a	-	Yes	-	n/a
Instant Messaging	n/a	-	-	-	n/a
MMS	n/a	Yes	-	-	n/a
Text Messaging Templates	n/a	Yes	-	-	n/a
Music
Headphone Jack (3.5mm)	Yes	Yes	-	-	Yes
Music Player	n/a	Yes	-	-	n/a
Photo & Video
DLNA	-	-	-	-	Yes
Productivity
Alarm	n/a	Yes	Yes	-	n/a
Calculator	n/a	Yes	Yes	-	n/a
Calendar	n/a	Yes	Yes	Yes	n/a
Voice Memo	n/a	Yes	-	Yes	n/a
Software
BREW	n/a	Yes	-	-	n/a
Games	n/a	Yes	-	Yes	n/a
Voice
Headset Jack (2.5 mm)	n/a	-	Yes	Yes	n/a
Speaker Phone	Yes	Yes	Yes	-	Yes
	Motorola Citrus	LG Cosmos 2 / Cosmos 3	Samsung Knack U310	Samsung SCH-A310	Samsung Sidekick 4G
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NOTE: Differences are highlighted with bold / black text for visual clarity only.


Phone	Motorola Citrus	LG Cosmos 2 / Cosmos 3	Samsung Knack U310	Samsung SCH-A310	Samsung Sidekick 4G