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Samsung Galaxy S7 vs Samsung Galaxy J2 vs Samsung Galaxy J7

Samsung Galaxy S7 vs Samsung Galaxy J2 vs Samsung Galaxy J7 comparison

Show Only Differences Highlight Differences	Samsung Galaxy S7	Samsung Galaxy J2	Samsung Galaxy J7
ratings
Overall NDTV Rating	Read Review	-	-
Design Rating		-	-
Display Rating		-	-
Software Rating		-	-
Performance Rating		-	-
Battery Life Rating		-	-
Camera Rating		-	-
Value for Money Rating		-	-
key specs
Display	5.10-inch	4.70-inch	5.50-inch
Processor	1.6GHz octa-core	Samsung Exynos 3475	Samsung Exynos 7 Octa 7580
Front Camera	5-megapixel	2-megapixel	5-megapixel
Rear Camera	12-megapixel	5-megapixel	13-megapixel
RAM	4GB	1GB	1.5GB
Storage	32GB	8GB	16GB
Battery Capacity	3000mAh	2000mAh	3000mAh
OS	Android 6.0	Android 5.1	Android 5.1
Resolution	1440x2560 pixels	540x960 pixels	720x1280 pixels
general
Brand	Samsung	Samsung	Samsung
Model	Galaxy S7	Galaxy J2	Galaxy J7
Release date	February 1, 2016	September 1, 2015	June 1, 2015
Form factor	Touchscreen	Touchscreen	Touchscreen
Dimensions (mm)	142.40 x 69.60 x 7.90	136.50 x 69.00 x 8.40	152.40 x 78.60 x 7.50
Weight (g)	152.00	-	171.00
Battery capacity (mAh)	3000	2000	3000
Removable battery	No	Yes	Yes
Launched in India	-	Yes	Yes
Colours	-	Black, White, Gold	Black, White, Gold
Body type	-	-	Plastic
display
Screen size (inches)	5.10	4.70	5.50
Touchscreen	Yes	Yes	Yes
Resolution	1440x2560 pixels	540x960 pixels	720x1280 pixels
Pixels per inch (PPI)	577	234	-
Aspect ratio	-	16:9	16:9
hardware
Processor	1.6GHz octa-core	1.3GHz quad-core	1.5GHz octa-core
RAM	4GB	1GB	1.5GB
Internal storage	32GB	8GB	16GB
Expandable storage	Yes	Yes	Yes
Expandable storage type	microSD	microSD	microSD
Expandable storage up to (GB)	200	128	128
Processor make	-	Samsung Exynos 3475	Samsung Exynos 7 Octa 7580
camera
Rear camera	12-megapixel	5-megapixel (f/2.2)	13-megapixel (f/1.9)
Rear flash	Yes	LED	LED
Front camera	5-megapixel	2-megapixel (f/2.2)	5-megapixel (f/2.2)
Rear autofocus	-	Yes	Yes
Front flash	-	-	LED
software
Operating system	Android 6.0	Android 5.1	Android 5.1
Skin	-	-	TouchWiz UI
connectivity
Wi-Fi	Yes	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n/ac	802.11 b/g/n	802.11 b/g/n
GPS	Yes	Yes	Yes
Bluetooth	Yes, v 4.20	Yes, v 4.10	Yes, v 4.10
NFC	Yes	No	No
Infrared	No	No	No
USB OTG	Yes	Yes	Yes
Headphones	3.5mm	3.5mm	3.5mm
FM	No	Yes	Yes
Number of SIMs	2	2	2
Wi-Fi Direct	No	Yes	Yes
Mobile High-Definition Link (MHL)	No	No	No
Micro-USB	-	-	Yes
sim 1
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	Yes
4G/ LTE	Yes	Yes	Yes
SIM Type	-	Micro-SIM	Micro-SIM
sim 2
GSM/CDMA	GSM	GSM	GSM
3G	Yes	No	Yes
4G/ LTE	Yes	No	No
SIM Type	-	Micro-SIM	Micro-SIM
sensors
Compass/ Magnetometer	Yes	No	No
Proximity sensor	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes
Ambient light sensor	Yes	No	No
Gyroscope	Yes	No	No
Barometer	Yes	No	No
Temperature sensor	No	No	No