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Phone	Samsung Galaxy Alpha	Samsung SCH-A310	LG eXpo GW820	Samsung Omnia i910	Samsung Vibrant (Galaxy S)
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	4.7" diag. 16 : 9	?	3.2" diag. 5 : 3	3.2" diag. 5 : 3	4" diag. 5 : 3
Display Resolution & Type	720 x 1280 pixels (~312 ppi) AMOLED	128 x 128 pixels LCD (Grayscale)	480 x 800 pixels (~292 ppi) LCD (TFT/TFD)	240 x 400 pixels (~146 ppi) LCD (TFT/TFD)	480 x 800 pixels (~233 ppi) AMOLED
Display Refresh	60 Hz	?	?	?	60 Hz
Battery	1,860 mAh	?	1,500 mAh	1,440 mAh	1,500 mAh
Processor	2.5 GHz Qualcomm Snapdragon 801 (MSM8974-AC)	?	?	624 MHz Marvell PXA312	1 GHz Samsung Hummingbird Cortex A8
RAM	2 GB	?	?	?	?
Storage	32 GB	? raw hardware	? raw hardware	8 GB	16 GB
Main Camera	12 megapixel	-	5 megapixel	5 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	4K UHD	-	?	VGA (640 x 480)	720p HD
Front Camera	2 megapixel	-	-	-	-
Weight	4.06 oz (115g)	3.2 oz (91g)	5.2 oz (147g)	4.16 oz (118g)	4.16 oz (118g)
Dimensions	5.21" x 2.58" x 0.26" (132 x 66 x 6.7 mm)	3.43" x 1.89" x 0.87" (87 x 48 x 22.1 mm)	4.45" x 2.16" x 0.63" (113 x 55 x 16 mm)	4.4" x 2.24" x 0.51" (112 x 57 x 13 mm)	4.82" x 2.54" x 0.39" (122 x 65 x 9.9 mm)
Form Factor	Slab	Clamshell	Slab	Slab	Slab
Platform / OS	Android	(proprietary)	Windows Mobile Professional	Windows Mobile Professional	Android
Network Bands	4G LTE: 1, 2, 3, 4, 5, 7, 17 WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900 AMPS: 850	WCDMA: 1, 2, 5 GSM: 850, 900, 1800, 1900	CDMA: 850, 1900	WCDMA: 1, 4 GSM: 850, 900, 1800, 1900
Data Technology	LTE (Cat 4)	1xRTT	HSPA 7.2	EVDO rA	HSPA 7.2
Features
Fingerprint Reader	Yes	-	Yes	-	-
Flashlight	Yes	-	-	Yes	-
GPS / Location	n/a	Yes	n/a	n/a	n/a
Accessibility
Adjustable Text Size	n/a	-	n/a	n/a	n/a
Hearing Aid Compatible	Yes M3 (mostly compatible)	-	-	Yes M4 (very compatible)	Yes M3, T3 (mostly tele-coil compatible)
Multiple Languages	n/a	Yes	n/a	n/a	n/a
TTY/TDD (Digital)	Yes	-	Yes	Yes	-
Alerts
Extra Display	-	Yes	-	-	-
Ringer Profiles	-	-	Yes	-	-
Connectivity
Bluetooth	Yes	-	Yes	Yes	Yes
Mobile Hotspot	n/a	-	n/a	n/a	n/a
NFC	Yes	-	-	-	-
USB	Yes	Yes	Yes Micro-USB	Yes	Yes Micro-USB
Wi-Fi	Yes 5 (802.11 a,ac,b,g,n)	-	Yes 802.11 b,g	Yes 802.11 b,g	Yes
Contacts
Picture ID	n/a	-	n/a	n/a	n/a
Ringer ID	n/a	-	n/a	n/a	n/a
Voice Dialing	n/a	Yes	n/a	n/a	n/a
Customization
Changeable Body Plates	-	Yes	-	-	-
Custom Graphics	n/a	-	n/a	n/a	n/a
Custom Ringtones	n/a	-	n/a	n/a	n/a
Real-Music Ringers	n/a	-	n/a	n/a	n/a
Data & Network
Data Tethering	n/a	Yes	n/a	n/a	n/a
WAP / Web Browser	n/a	Yes	n/a	n/a	n/a
Input
Predictive Text Entry	n/a	Yes	n/a	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Stylus	-	-	-	Yes	-
Text Keyboard, Hardware	-	-	Yes	-	-
Touch Screen	Yes Capacitive	-	Yes Resistive	Yes	Yes Capacitive
Memory
Memory Card Slot	-	-	Yes	Yes	Yes
Messaging
Email Client	n/a	-	n/a	n/a	n/a
Instant Messaging	n/a	-	n/a	n/a	n/a
MMS	n/a	-	n/a	n/a	n/a
Text Messaging Templates	n/a	-	n/a	n/a	n/a
Music
FM Radio	-	-	Yes	Yes	-
Headphone Jack (3.5mm)	Yes	-	-	-	Yes
Music Player	n/a	-	n/a	n/a	n/a
Stereo Speakers	Yes	-	-	-	-
Photo & Video
DLNA	-	-	-	Yes	Yes
TV Output	Yes	-	Yes	Yes	-
Productivity
Alarm	n/a	-	n/a	n/a	n/a
Calculator	n/a	-	n/a	n/a	n/a
Calendar	n/a	Yes	n/a	n/a	n/a
To-Do List	n/a	-	n/a	n/a	n/a
Voice Memo	n/a	Yes	n/a	n/a	n/a
Software
Games	n/a	Yes	n/a	n/a	n/a
Java (J2ME)	n/a	-	n/a	n/a	n/a
Voice
HD Voice	Yes	-	-	-	-
Headset Jack (2.5 mm)	n/a	Yes	n/a	n/a	n/a
Speaker Phone	Yes	-	Yes	Yes	Yes
	Samsung Galaxy Alpha	Samsung SCH-A310	LG eXpo GW820	Samsung Omnia i910	Samsung Vibrant (Galaxy S)
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung Galaxy Alpha	Samsung SCH-A310	LG eXpo GW820	Samsung Omnia i910	Samsung Vibrant (Galaxy S)