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Phone	Samsung Galaxy J7 (2018) / J7 Refine / J7 V 2nd Gen / J7 Star / J7 Aura / J7 Crown	Samsung Galaxy Attain 4G
Current U.S. Carriers	(none)	(none)
Global Availability	Released	Released
Display Size	5.5" diag. 16 : 9	3.5" diag. 5 : 3
Display Resolution & Type	720 x 1280 pixels (~267 ppi) LCD (TFT/TFD)	320 x 480 pixels (~165 ppi) LCD (TFT/TFD)
Display Refresh	60 Hz	60 Hz
Battery	3,300 mAh	1,650 mAh
Processor	1.6 GHz Samsung Exynos 7884	?
RAM	2 GB	512 MB
Storage	16 GB *	? raw hardware
Main Camera	13 megapixel	3 megapixel
Wide Camera	-	-
Tele Camera	-	-
Video Capture	1080p HD	WVGA / 480p
Front Camera	13 megapixel	1 megapixel
Weight	6.38 oz (181g)	4.2 oz (119g)
Dimensions	6.03" x 3" x 0.34" (153 x 76 x 8.6 mm)	4.57" x 2.38" x 0.46" (116 x 60 x 11.7 mm)
Platform / OS	Android	Android
Network Bands	4G LTE: 2, 3, 4, 5, 12, 13, 14, 25, 26, 41, 66, 71 WCDMA: 1, 2, 4, 5 CDMA: 800, 850, 1900 GSM: 850, 900, 1800, 1900 *	4G LTE: 2, 4 CDMA: 850, 1700, 1900
Data Technology	LTE (Cat 6)	LTE (Cat 3)
Features
Flashlight	Yes	-
Accessibility
Hearing Aid Compatible	Yes M3, T3 (mostly tele-coil compatible)	Yes M4, T3 (mostly tele-coil compatible)
TTY/TDD (Digital)	Yes	Yes
Connectivity
Bluetooth	Yes	Yes
USB	Yes Micro-USB	Yes Micro-USB
Wi-Fi	Yes 5 (802.11 a,ac,b,g,n)	Yes
Input
Side Keys	Yes	Yes
Touch Screen	Yes Capacitive	Yes Capacitive
Memory
Memory Card Slot	Yes	Yes
Music
Headphone Jack (3.5mm)	Yes	Yes
Photo & Video
DLNA	-	Yes
Voice
HD Voice	Yes	-
Speaker Phone	Yes	Yes
	Samsung Galaxy J7 (2018) / J7 Refine / J7 V 2nd Gen / J7 Star / J7 Aura / J7 Crown	Samsung Galaxy Attain 4G
	X >	< X

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


Phone	Samsung Galaxy J7 (2018) / J7 Refine / J7 V 2nd Gen / J7 Star / J7 Aura / J7 Crown	Samsung Galaxy Attain 4G