Compare Samsung Galaxy J1 (2017) with Samsung Galaxy J2 (2017) with Samsung Galaxy J7 (2016)

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Compare Samsung Galaxy J1 (2017) vs Samsung Galaxy J2 (2017) vs Samsung Galaxy J7 (2016)

Summary	70 Score	73 Score	76 Score
Performance	Spreadrum SC7727SE, Exynos 1 GB RAM Android 6.0 Marshmallow	Exynos 1 GB RAM Android OS, v6.0.1 (Marshmallow)	Samsung Exynos 7 Octa 7870 2 GB RAM Android OS, v6.0.1 (Marshmallow)
Display	4.5 inch 720 x 1280 pixels 326 PPI Density	4.7 inch 540 x 960 pixels 294 PPI Density	5.5 inch 1280 x 720 pixels 267 PPI Density
Camera	5 MP (Main) 2 MP (Front)	5 MP (Main) 2 MP (Front)	13 MP (Main) 5 MP (Front)
Battery	2050 mAh Li-ion	2000 mAh Li-Ion	3300 mAh Li-ion
Display
Screen Size	4.5 inch	4.7 inch	5.5 inch
Screen Resolution	720 x 1280 pixels	540 x 960 pixels	HD, 1280 x 720 Pixels
Pixel Density	326 PPI	294 PPI	267 PPI
Display Type	IPS LCD, Multi-touch	QHD Super AMOLED capacitive touchscreen, 16M colors	Super AMOLED Capacitive Touchscreen, Multi-touch
Gorilla Glass	-	-	-
Screen Protection	-	-	-
Chipset
Brand	Samsung Mobiles	Samsung Mobiles	Samsung Mobiles
Chipset	Spreadrum SC7727SE, Exynos	Exynos	Samsung Exynos 7 Octa 7870
Processor	1.3GHz Quad Core processor	1.3 GHz, Quad Core Processor	Octa-core (4x1.6 GHz Cortex-A53 & 4x1.0 GHz Cortex-A53)
RAM	1 GB RAM	1 GB RAM	2 GB RAM
GPU			ARM Mali-T830 MP1
Camera
Rear Camera Resolution	5 MP	5 MP	13 MP
Front Camera Resolution	2 MP	2 MP	5 MP
Video
Camera Features	Autofocus, Touch Focus, Flash, Geo-Tagging	Touch Focus, Flash	Autofocus, Touch Focus, Flash, Panorama
General
Operating System	Android	Android	Android
OS Version	Android 6.0 Marshmallow	Android OS, v6.0.1 (Marshmallow)	Android OS, v6.0.1 (Marshmallow)
Weight	131 g	130 g	170 g
Dimensions	132.6 × 69.3 × 8.9 mm	136.5 x 69.0 x 8.4 mm	151.7 x 76 x 7.8 mm
Thickness	8.9mm	8.4mm	7mm
Storage
Internal Storage	8 GB	8 GB	16 GB
Card Slot	microSD, Up to 32 GB	microSD, Up to 128 GB	microSD, Up to 256GB
Other	8GB Storage	8 GB ,Expandable Upto 32 GB	16GB storage, microSD card slot
Communication
SIM Card Slots	Dual SIM	Dual SIM	Dual SIM
SIM Card Type	Nano-SIM	Micro-SIM	Micro-SIM
Bluetooth	v4.1	v4.1, A2DP	v4.1
3.5 mm Jack	Yes	Yes	Yes
NFC	No	No
Connectivity
VoLTE
4G	TD-LTE 2300(band 40) FD-LTE 1800(band 3)	LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - J210F	TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) / 1900(band 39) FD-LTE 2100(band 1) / 1800(band 3) / 2600(band 7) / 900(band 8)
3G	UMTS 2100 MHz	HSDPA 850 / 900 / 1900 / 2100 - J210F	UMTS 1900 / 2100 / 850 / 900 MHz
2G	GSM 1800 / 900 MHz	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)	GSM 1800 / 1900 / 850 / 900 MHz
Wi-Fi	Wi-Fi 802.11, b/g/n	Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot	Wi-Fi 802.11, b/g/n
GPS	A-GPS	A-GPS, GLONASS	with A-GPS, Glonass
GPRS
EDGE
Radio
Battery
Battery Capacity	2050 mAh	2000 mAh	3300 mAh
Battery Type	Li-ion	Li-Ion	Li-ion
Standby Time		Up to 41 Hours
Talk Time		Upto 9 Hours	23 hrs (3G)
Other Features
Fingerprint Scanner
Waterproof
Sensors	Proximity sensor Accelerometer	Accelerometer Proximity Compass	Light sensor Proximity sensor Accelerometer
Messaging
Java
Other