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Specifications
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Phone	LG Arena	Samsung Jack i637	Samsung Galaxy J2 / J2 Pure / J2 Dash	Samsung SCH-A990	BlackBerry Curve 9350
Current U.S. Carriers	(none)	(none)	(none)	(none)	(none)
Global Availability	Released	Released	Released	Released	Released
Display Size	3" diag. 5 : 3	2.4" diag. 4 : 3	5" diag. 16 : 9	?	2.4" diag. 4 : 3
Display Resolution & Type	480 x 800 pixels (~311 ppi) LCD (TFT/TFD)	320 x 240 pixels (~167 ppi) LCD (TFT/TFD)	540 x 960 pixels (~220 ppi) LCD (TFT/TFD)	240 x 320 pixels LCD (TFT/TFD)	480 x 360 pixels (~246 ppi) LCD (TFT/TFD)
Display Refresh	?	?	60 Hz	?	?
Battery	1,000 mAh	1,480 mAh	2,600 mAh	1,000 mAh	1,040 mAh
Processor	?	?	1.4 GHz Samsung Exynos 7570	?	800 MHz Marvell
RAM	?	?	2 GB	?	?
Storage	? raw hardware	? raw hardware	16 GB	? raw hardware	? raw hardware
Main Camera	5 megapixel	3 megapixel	8 megapixel	3 megapixel	5 megapixel
Wide Camera	-	-	-	-	-
Tele Camera	-	-	-	-	-
Video Capture	VGA (640 x 480)	?	1080p HD	?	VGA (640 x 480)
Front Camera	-	-	5 megapixel	-	-
Weight	3.7 oz (105g)	3.6 oz (102g)	5.43 oz (154g)	4.4 oz (125g)	3.49 oz (99g)
Dimensions	4.24" x 2.18" x 0.48" (108 x 55 x 12.2 mm)	4.4" x 2.4" x 0.5" (112 x 61 x 12.7 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)	4.29" x 2.36" x 0.43" (109 x 60 x 10.9 mm)
Form Factor	Slab	Slab	Slab	Clamshell	Slab
Platform / OS	(proprietary)	Windows Mobile Standard	Android	(proprietary)	BlackBerry OS
Network Bands	WCDMA: 2, 5 GSM: 850, 900, 1800, 1900	WCDMA: 1, 2, 5 GSM: 850, 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	CDMA: 800, 850, 1900 *
Data Technology	HSPA 7.2	HSDPA 3.6	LTE (Cat 4)	EVDO r0	EVDO rA
Features
Flashlight	-	-	Yes	Yes	-
GPS / Location	Yes	n/a	n/a	Yes	n/a
Accessibility
Adjustable Text Size	-	n/a	n/a	-	n/a
Hearing Aid Compatible	-	Yes M3 (mostly compatible)	Yes M3, T3 (mostly tele-coil compatible)	Yes M3 (mostly compatible)	Yes M4, T4 (very tele-coil compatible)
Multiple Languages	-	n/a	n/a	Yes	n/a
TTY/TDD (Digital)	Yes	-	Yes	Yes	Yes
Alerts
Extra Display	-	-	-	Yes	-
Ringer Profiles	-	Yes	-	-	Yes
Connectivity
Bluetooth	Yes	Yes	Yes	Yes	Yes
NFC	-	-	-	-	Yes
USB	Yes	Yes	Yes Micro-USB	Yes	Yes Micro-USB
Wi-Fi	-	Yes 802.11 b,g	Yes 4 (802.11 b,g,n)	-	Yes 4 (802.11 b,g,n)
Contacts
Picture ID	Yes	n/a	n/a	Yes	n/a
Ringer ID	-	n/a	n/a	Yes	n/a
Voice Dialing	Yes	n/a	n/a	Yes	n/a
Customization
Custom Graphics	Yes	n/a	n/a	Yes	n/a
Custom Ringtones	Yes	n/a	n/a	Yes	n/a
Real-Music Ringers	Yes	n/a	n/a	Yes	n/a
Data & Network
Data Tethering	Yes	n/a	n/a	Yes	n/a
WAP / Web Browser	Yes	n/a	n/a	Yes	n/a
Input
Predictive Text Entry	-	n/a	n/a	Yes	n/a
Side Keys	Yes	Yes	Yes	Yes	Yes
Text Keyboard, Hardware	-	Yes	-	-	Yes
Touch Screen	Yes	-	Yes Capacitive	-	-
Memory
Memory Card Slot	Yes	Yes	Yes	Yes	Yes
Messaging
Email Client	Yes	n/a	n/a	-	n/a
EMS / Picture Messaging	-	n/a	n/a	Yes	n/a
Instant Messaging	Yes	n/a	n/a	-	n/a
MMS	Yes	n/a	n/a	Yes	n/a
Text Messaging Templates	-	n/a	n/a	Yes	n/a
Music
Headphone Jack (3.5mm)	-	-	Yes	-	Yes
Music Player	Yes	n/a	n/a	Yes	n/a
Stereo Speakers	-	-	-	Yes	-
Photo & Video
TV Output	-	-	-	Yes	-
Productivity
Alarm	Yes	n/a	n/a	Yes	n/a
Calculator	Yes	n/a	n/a	Yes	n/a
Calendar	Yes	n/a	n/a	Yes	n/a
To-Do List	Yes	n/a	n/a	-	n/a
Voice Memo	Yes	n/a	n/a	Yes	n/a
Software
BREW	-	n/a	n/a	Yes	n/a
Games	Yes	n/a	n/a	Yes	n/a
Java (J2ME)	Yes	n/a	n/a	-	n/a
Voice
Speaker Phone	Yes	Yes	Yes	Yes	Yes
	LG Arena	Samsung Jack i637	Samsung Galaxy J2 / J2 Pure / J2 Dash	Samsung SCH-A990	BlackBerry Curve 9350
	X >	< X >	< X >	< X >	< X

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


Phone	LG Arena	Samsung Jack i637	Samsung Galaxy J2 / J2 Pure / J2 Dash	Samsung SCH-A990	BlackBerry Curve 9350