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Phone	Samsung SGH-X640	Samsung Galaxy J2 / J2 Pure / J2 Dash	Samsung SCH-A990	BlackBerry 7230 / 7210	Motorola Admiral
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	?	5" diag. 16 : 9	?	?	3.1" diag. 4 : 3
Display Resolution & Type	128 x 160 pixels LCD (TFT/TFD)	540 x 960 pixels (~220 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	240 x 160 pixels LCD (Color)	480 x 640 pixels (~258 ppi) LCD (TFT/TFD)
Display Refresh	?	60 Hz	?	?	60 Hz
Battery	800 mAh	2,600 mAh	1,000 mAh	?	1,860 mAh
Processor	?	1.4 GHz Samsung Exynos 7570	?	?	1.2 GHz Qualcomm Snapdragon S2 MSM8655
RAM	?	2 GB	?	?	512 MB
Storage	? raw hardware	16 GB	? raw hardware	? raw hardware	4 GB
Main Camera	Yes	8 megapixel	3 megapixel	-	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	-	1080p HD	?	-	720p HD
Front Camera	-	5 megapixel	-	-	-
Weight	3 oz (85g)	5.43 oz (154g)	4.4 oz (125g)	4.9 oz (139g)	4.71 oz (134g)
Dimensions	3.43" x 1.81" x 0.91" (87 x 46 x 23.1 mm)	5.65" x 2.84" x 0.35" (144 x 72 x 8.9 mm)	3.8" x 1.88" x 0.82" (97 x 48 x 20.8 mm)	4.4" x 2.9" x 0.94" (112 x 74 x 23.9 mm)	4.68" x 2.44" x 0.48" (119 x 62 x 12.2 mm)
Form Factor	Clamshell	Slab	Clamshell	Slab	Slab
Platform / OS	(proprietary)	Android	(proprietary)	BlackBerry OS	Android
Network Bands	GSM: 900, 1800, 1900	4G LTE: 2, 3, 4, 5, 7, 12, 14, 66, 71 WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 *	CDMA: 850, 1900	GSM: 900, 1800, 1900 *	CDMA: 800, 850, 1900
Data Technology	GPRS	LTE (Cat 4)	EVDO r0	GPRS	EVDO rA
Features
Flashlight	-	Yes	Yes	-	-
GPS / Location	-	n/a	Yes	n/a	n/a
Ruggedized	-	-	-	-	Yes
Accessibility
Hearing Aid Compatible	-	Yes M3, T3 (mostly tele-coil compatible)	Yes M3 (mostly compatible)	Yes M3 (mostly compatible)	Yes M4, T3 (mostly tele-coil compatible)
Multiple Languages	Yes	n/a	Yes	n/a	n/a
TTY/TDD (Digital)	-	Yes	Yes	-	Yes
Alerts
Extra Display	-	-	Yes	-	-
Connectivity
Bluetooth	-	Yes	Yes	-	Yes
Mobile Hotspot	-	n/a	-	n/a	n/a
USB	-	Yes Micro-USB	Yes	Yes	Yes Micro-USB
Wi-Fi	-	Yes 4 (802.11 b,g,n)	-	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	Yes	n/a	Yes	n/a	n/a
Ringer ID	Yes	n/a	Yes	n/a	n/a
Voice Dialing	-	n/a	Yes	n/a	n/a
Customization
Custom Graphics	Yes	n/a	Yes	n/a	n/a
Custom Ringtones	Yes	n/a	Yes	n/a	n/a
Real-Music Ringers	-	n/a	Yes	n/a	n/a
Data & Network
Data Tethering	-	n/a	Yes	n/a	n/a
WAP / Web Browser	Yes	n/a	Yes	n/a	n/a
Input
Predictive Text Entry	Yes	n/a	Yes	n/a	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	-	-	Yes	Yes
Touch Screen	-	Yes Capacitive	-	-	Yes Capacitive
Memory
Memory Card Slot	-	Yes	Yes	-	Yes
Messaging
Email Client	-	n/a	-	n/a	n/a
EMS / Picture Messaging	Yes	n/a	Yes	n/a	n/a
Instant Messaging	-	n/a	-	n/a	n/a
MMS	Yes	n/a	Yes	n/a	n/a
Text Messaging Templates	Yes	n/a	Yes	n/a	n/a
Music
FM Radio	-	-	-	-	Yes
Headphone Jack (3.5mm)	-	Yes	-	-	Yes
Music Player	-	n/a	Yes	n/a	n/a
Stereo Speakers	-	-	Yes	-	-
Photo & Video
DLNA	-	-	-	-	Yes
TV Output	-	-	Yes	-	-
Productivity
Alarm	Yes	n/a	Yes	n/a	n/a
Calculator	Yes	n/a	Yes	n/a	n/a
Calendar	Yes	n/a	Yes	n/a	n/a
To-Do List	Yes	n/a	-	n/a	n/a
Voice Memo	Yes	n/a	Yes	n/a	n/a
Software
BREW	-	n/a	Yes	n/a	n/a
Games	Yes	n/a	Yes	n/a	n/a
Java (J2ME)	Yes	n/a	-	n/a	n/a
Voice
Headset Jack (2.5 mm)	Yes	n/a	-	n/a	n/a
Push-To-Talk	-	-	-	-	Yes
Speaker Phone	Yes	Yes	Yes	-	Yes
	Samsung SGH-X640	Samsung Galaxy J2 / J2 Pure / J2 Dash	Samsung SCH-A990	BlackBerry 7230 / 7210	Motorola Admiral
	X >	< X >	< X >	< X >	< X

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


Phone	Samsung SGH-X640	Samsung Galaxy J2 / J2 Pure / J2 Dash	Samsung SCH-A990	BlackBerry 7230 / 7210	Motorola Admiral