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Samsung Galaxy J2 (2017) vs Vivo Y66 vs Xiaomi Redmi Note 4

Samsung Galaxy J2 (2017) vs Vivo Y66 vs Xiaomi Redmi Note 4 comparison

Show Only Differences Highlight Differences	Samsung Galaxy J2 (2017)	Vivo Y66	Xiaomi Redmi Note 4
key specs
Display	4.70-inch	5.50-inch	5.50-inch
Processor	Samsung Exynos 3 Quad 3475	octa-core	Qualcomm Snapdragon 625
Front Camera	2-megapixel	16-megapixel	5-megapixel
Rear Camera	5-megapixel	13-megapixel	13-megapixel
RAM	1GB	3GB	4GB
Storage	8GB	32GB	64GB
Battery Capacity	2000mAh	3000mAh	4100mAh
OS	Android	Android 6.0	Android 6.0
Resolution	540x960 pixels	720x1280 pixels	1080x1920 pixels
general
Brand	Samsung	Vivo	Xiaomi
Model	Galaxy J2 (2017)	Y66	Redmi Note 4
Release date	October 1, 2017	March 1, 2017	August 1, 2016
Form factor	Touchscreen	Touchscreen	Touchscreen
Dimensions (mm)	136.50 x 69.00 x 8.40	153.80 x 75.50 x 7.60	151.00 x 76.00 x 8.30
Weight (g)	130.00	155.00	175.00
Battery capacity (mAh)	2000	3000	4100
Removable battery	Yes	No	No
Colours	Black, Gold	Crown Gold, Matte Black	Gold, Grey, Matte Black
Launched in India	-	-	Yes
display
Screen size (inches)	4.70	5.50	5.50
Touchscreen	Yes	Yes	Yes
Resolution	540x960 pixels	720x1280 pixels	1080x1920 pixels
Aspect ratio	-	-	16:9
Pixels per inch (PPI)	-	-	401
hardware
Processor	1.3GHz quad-core	octa-core	2GHz octa-core
Processor make	Samsung Exynos 3 Quad 3475	-	Qualcomm Snapdragon 625
RAM	1GB	3GB	4GB
Internal storage	8GB	32GB	64GB
Expandable storage	Yes	Yes	Yes
Expandable storage type	microSD	microSD	microSD
Expandable storage up to (GB)	128	256	128
camera
Rear camera	5-megapixel	13-megapixel	13-megapixel (f/2.0, 1.12-micron)
Rear flash	LED	LED	Dual LED
Front camera	2-megapixel	16-megapixel	5-megapixel (f/2.0)
Front flash	-	Yes	-
Rear autofocus	-	-	Phase detection autofocus
software
Operating system	Android	Android 6.0	Android 6.0
Skin	-	Funtouch 3.0	MIUI 8
connectivity
Wi-Fi	Yes	Yes	Yes
Wi-Fi standards supported	802.11 b/g/n	802.11 b/g/n	802.11 a/b/g/n
GPS	Yes	Yes	Yes
Bluetooth	Yes	Yes, v 4.00	Yes, v 4.10
NFC	No	No	No
Infrared	No	No	Yes
USB OTG	Yes	Yes	Yes
Headphones	3.5mm	Yes	3.5mm
FM	Yes	Yes	Yes
Number of SIMs	2	2	2
Wi-Fi Direct	No	No	No
Mobile High-Definition Link (MHL)	No	No	No
Micro-USB	-	-	Yes
sim 1
SIM Type	Micro-SIM	Micro-SIM	Micro-SIM
GSM/CDMA	GSM	-	GSM
3G	Yes	Yes	Yes
4G/ LTE	Yes	Yes	Yes
sim 2
SIM Type	Micro-SIM	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	-	GSM
3G	Yes	No	Yes
4G/ LTE	Yes	Yes	Yes
sensors
Compass/ Magnetometer	No	No	Yes
Proximity sensor	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes
Ambient light sensor	Yes	Yes	Yes
Gyroscope	Yes	No	Yes
Barometer	No	No	No
Temperature sensor	No	No	No
Fingerprint sensor	-	-	Yes
ratings
Overall NDTV Rating	-	Read Review	Read Review
Design Rating	-
Display Rating	-
Software Rating	-
Performance Rating	-
Battery Life Rating	-
Camera Rating	-
Value for Money Rating	-

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