Oppo A83 vs Vivo V7 vs Samsung Galaxy J7 Max comparison

Show Only Differences Highlight Differences	Oppo A83	Vivo V7	Samsung Galaxy J7 Max
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			-
key specs
Display	5.70-inch	5.70-inch	5.70-inch
Processor	MediaTek MT6737T	Qualcomm Snapdragon 450	MediaTek Helio P20
Front Camera	8-megapixel	24-megapixel	13-megapixel
Rear Camera	13-megapixel	16-megapixel	13-megapixel
RAM	3GB	4GB	4GB
Storage	32GB	32GB	32GB
Battery Capacity	3180mAh	3000mAh	3300mAh
OS	Android 7.1	Android 7.1.2	Android 7.0
Resolution	720x1440 pixels	720x1440 pixels	1080x1920 pixels
general
Brand	Oppo	Vivo	Samsung
Model	A83	V7	Galaxy J7 Max
Release date	December 1, 2017	November 1, 2017	June 1, 2017
Form factor	Touchscreen	Touchscreen	Touchscreen
Dimensions (mm)	150.50 x 73.10 x 7.70	149.30 x 72.80 x 7.90	156.70 x 78.80 x 8.10
Weight (g)	143.00	139.00	179.00
Battery capacity (mAh)	3180	3000	3300
Colours	Champagne, Black	Champagne Gold, Matte Black	Black, Gold
Launched in India	-	Yes	Yes
Removable battery	-	No	No
SAR value	-	0.94	-
display
Screen size (inches)	5.70	5.70	5.70
Touchscreen	Yes	Yes	Yes
Resolution	720x1440 pixels	720x1440 pixels	1080x1920 pixels
Aspect ratio	18:9	18:9	16:9
Pixels per inch (PPI)	-	282	386
hardware
Processor	2.5GHz octa-core	1.8GHz octa-core	1.69GHz octa-core
Processor make	MediaTek MT6737T	Qualcomm Snapdragon 450	MediaTek Helio P20 (MT6757)
RAM	3GB	4GB	4GB
Internal storage	32GB	32GB	32GB
Expandable storage	Yes	Yes	Yes
Expandable storage type	microSD	microSD	microSD
Expandable storage up to (GB)	256	256	256
camera
Rear camera	13-megapixel	16-megapixel (f/2.0, 1.0-micron)	13-megapixel (f/1.7)
Rear flash	LED	LED	LED
Front camera	8-megapixel	24-megapixel (f/2.0)	13-megapixel (f/1.9)
Rear autofocus	-	Phase detection autofocus	Yes
Front flash	-	Yes	LED
software
Operating system	Android 7.1	Android 7.1.2	Android 7.0
Skin	ColorOS 3.2	Funtouch OS 3.2	-
connectivity
Wi-Fi	Yes	Yes	Yes
Wi-Fi standards supported	802.11 a/b/g/n	802.11 b/g/n	-
GPS	Yes	Yes	Yes
Bluetooth	Yes, v 4.20	Yes, v 4.20	Yes
NFC	No	No	No
Infrared	No	No	No
USB OTG	Yes	Yes	Yes
Micro-USB	Yes	Yes	Yes
Headphones	3.5mm	3.5mm	3.5mm
FM	Yes	Yes	Yes
Number of SIMs	2	2	2
Wi-Fi Direct	-	No	No
Mobile High-Definition Link (MHL)	-	No	No
sim 1
SIM Type	Nano-SIM	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	Yes
4G/ LTE	Yes	Yes	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM	GSM
3G	Yes	Yes	Yes
4G/ LTE	Yes	Yes	Yes
sensors
Face unlock	Yes	-	-
Proximity sensor	Yes	Yes	Yes
Accelerometer	Yes	Yes	Yes
Ambient light sensor	Yes	Yes	Yes
Fingerprint sensor	-	Yes	Yes
Compass/ Magnetometer	-	Yes	Yes
Gyroscope	-	Yes	Yes
Barometer	-	No	No
Temperature sensor	-	No	No

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