Vivo Y31 vs Samsung Galaxy J7 Duo comparison

Show Only Differences Highlight Differences	Vivo Y31	Samsung Galaxy J7 Duo
key specs
Display	6.58-inch	5.50-inch
Processor	Qualcomm Snapdragon 662	Samsung Exynos 7885
Front Camera	16-megapixel	8-megapixel
Rear Camera	48-megapixel + 2-megapixel + 2-megapixel	13-megapixel + 5-megapixel
RAM	6GB	4GB
Storage	128GB	32GB
Battery Capacity	5000mAh	3000mAh
OS	Android 11	Android Oreo
Resolution	1080x2408 pixels	720x1280 pixels
general
Brand	Vivo	Samsung
Model	Y31	Galaxy J7 Duo
Release date	January 20, 2021	March 1, 2018
Launched in India	Yes	Yes
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	163.86 x 75.32 x 8.38	153.50 x 77.20 x 8.20
Weight (g)	188.00	174.00
Battery capacity (mAh)	5000	3000
Fast charging	Proprietary	-
Colours	Ocean Blue, Racing Black	Black and Gold
display
Screen size (inches)	6.58	5.50
Touchscreen	Yes	Yes
Resolution	1080x2408 pixels	720x1280 pixels
Aspect ratio	20:9	16:9
Pixels per inch (PPI)	-	267
hardware
Processor	octa-core	octa-core (2x2.2GHz + 6x1.6GHz)
Processor make	Qualcomm Snapdragon 662	Samsung Exynos 7885
RAM	6GB	4GB
Internal storage	128GB	32GB
Expandable storage	-	Yes
Expandable storage type	-	microSD
Expandable storage up to (GB)	-	256
camera
Rear camera	48-megapixel (f/1.79) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)	13-megapixel (f/1.9) + 5-megapixel (f/1.9)
Rear autofocus	Yes	Yes
Rear flash	Yes	LED
Front camera	16-megapixel (f/2.0)	8-megapixel (f/1.9)
Front flash	-	LED
software
Operating system	Android 11	Android Oreo
Skin	Funtouch OS 11	-
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes, v 5.00	Yes, v 5.00
USB OTG	Yes	-
USB Type-C	Yes	-
FM	Yes	Yes
Number of SIMs	2	2
Wi-Fi standards supported	-	802.11 a/b/g/n/ac
NFC	-	No
sim 1
SIM Type	Nano-SIM	-
GSM/CDMA	GSM	-
3G	Yes	-
4G/ LTE	Yes	-
sim 2
SIM Type	Nano-SIM	-
GSM/CDMA	GSM	-
3G	Yes	-
4G/ LTE	Yes	-
sensors
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	Yes	No
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	-

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