Samsung Galaxy Core 2 Duos vs Samsung Galaxy J7 vs Samsung Galaxy S7 Edge

Price Comparison (India)

Rs. 14,190

Manufacturer
Samsung	Samsung	Samsung
Announced
June 2014	June 2015	February 2016
Status
Available - July 2014	Available - June 2015	Available - March 2016
Price
-	Rs. 13,400 ($197.06) [Similarly Priced]	Rs. 50,900 ($748.53) [Similarly Priced]
Colors
White, Black	White, Black	Various
Form Factor
Candybar	Candybar	Candybar
Dimension
130.3 x 68 x 9.8 mm (5.13 x 2.68 x 0.39 in)	152.4 x 78.6 x 7.5 mm (6 x 3.09 x 0.3 in)	150.9 x 72.6 x 7.7 mm (5.94 x 2.86 x 0.3 in)
Weight
138 g (4.87 oz)	171 g (6.03 oz)	157 g (5.54 oz)
SIM Type
-	-	Single SIM (Nano-SIM), Dual SIM (Nano-SIM, Dual Stand-by)
2G Network
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2	GSM 850 / 900 / 1800 / 1900
3G Network
HSDPA 900 / 2100	HSDPA 900 / 2100	HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1700 / 1900 / 2100
4G Network
-	LTE	LTE
Messaging
SMS, MMS, EMail, IM	SMS, MMS, EMail, IM	SMS, MMS, EMail, IM
Build Features
-	-	- Heart rate sensor - Fingerprint sensor - IP68 certified - dust and water resistant - Water resistant up to 1 meter and 30 minutes
Notification LED
-	-	Yes

OS
Android OS, v4.4.2 (KitKat)	Android OS, v5.1 (Lollipop)	Android OS, v6.0 (Marshmallow)
Processor
Quad-core 1.2 GHz,	Octa-core 1.2 GHz, Exynos 7580	Quad-core (2x 2.15 GHz Kryo & 2x 1.6 GHz Kryo)/ Octa-core (4x2.3 GHz Mongoose & 4x1.6 GHz Cortex-A53) , Qualcomm MSM8996 Snapdragon 820/ Exynos 8 Octa 8890
GPU
-	Mali-T720	Adreno 530/ Mali-T880 MP12
RAM
768 MB	1.5 GB	4 GB
Internal Memory
4 GB	16 GB	32 GB
External Memory
microSD, up to 64 GB	microSD, up to 128 GB	microSD upto 256GB

Type
TFT capacitive touchscreen	Super AMOLED Capacitive Touchscreen	Super AMOLED Capacitive Touchscreen, Corning Gorilla Glass 5, Curved Edge Screen, Always-on display
Colors
16M colors	16M colors	16M colors
Size
4.5 inches	5.5 inches	5.5 inches
Resolution
480 x 800 pixels (207 ppi)	720 x 1280 pixels (267 ppi)	1440 x 2560 pixels (534 ppi)
Screen-to-Body Ratio
65.25%	69.63%	76.13%
Multi-Touch

Rear Camera
5 MP, 2592 х 1944 pixels	13 MP, 4128 x 3096 pixels	12 MP, 4608 x 2592 pixels
Flash
LED flash	LED flash	LED Flash
Features
Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection	Auto focus, Geo-tagging, Touch Focus, Beauty Face, Continuous Shots, Sensor Size: 1/3.06-inch, F1.9, Interval Shot, Panorama, Sports Mode, Sound and Shot Mode	Phase Detection Autofocus, Dual Pixel, f/1.7, 1/2.6' Sensor Size, 1 µm Pixel Size, Smart Optical Image Stablization, Geo-tagging, Touch Focus, Face Detection, Auto HDR, Panorama
Video
Yes	1080p@30fps	2160p@30fps, 1080p@60fps, 720p@120fps, HDR, dual-video rec.
Front Camera
Yes, VGA	5 MP	5 MP, f/1.7, Dual Video Call, Auto HDR

GPRS
Yes	Yes	Yes
Edge
Yes	Yes	Yes
3G
HSDPA, 21 Mbps; HSUPA, 5.76 Mbps	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps	HSPA 42.2/5.76 Mbps, LTE Cat9 450/50 Mbps
Bluetooth
Yes, v4.0 with A2DP	v4.1, A2DP	v4.2, A2DP, LE, apt-X
Wi-Fi
Wi-Fi 802.11 b/g/n, Wi-Fi hotspot	Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
USB
Yes, microUSB v2.0	microUSB v2.0	microUSB v2.0, USB Host
GPS
Yes, with A-GPS support and GLONASS	Yes, with A-GPS, GLONASS	Yes, with A-GPS, GLONASS, BDS
Browser
HTML	HTML5	HTML5