Vivo Y21 vs Samsung Galaxy J7 Duo comparison

Show Only Differences Highlight Differences	Vivo Y21	Samsung Galaxy J7 Duo
key specs
Display	6.50-inch	5.50-inch
Processor	MediaTek Helio P35	Samsung Exynos 7885
Front Camera	8-megapixel	8-megapixel
Rear Camera	13-megapixel + 2-megapixel	13-megapixel + 5-megapixel
RAM	4GB	4GB
Storage	128GB	32GB
Battery Capacity	5000mAh	3000mAh
OS	Android 11	Android Oreo
Resolution	720x1600 pixels	720x1280 pixels
general
Brand	Vivo	Samsung
Model	Y21	Galaxy J7 Duo
Launched in India	Yes	Yes
Form factor	Touchscreen	Touchscreen
Dimensions (mm)	164.26 x 76.08 x 8.00	153.50 x 77.20 x 8.20
Weight (g)	182.00	174.00
Battery capacity (mAh)	5000	3000
Fast charging	Proprietary	-
Colours	Midnight Blue, Diamond Black	Black and Gold
Release date	-	March 1, 2018
display
Screen size (inches)	6.50	5.50
Touchscreen	Yes	Yes
Resolution	720x1600 pixels	720x1280 pixels
Aspect ratio	-	16:9
Pixels per inch (PPI)	-	267
hardware
Processor	octa-core	octa-core (2x2.2GHz + 6x1.6GHz)
Processor make	MediaTek Helio P35 (MT6765)	Samsung Exynos 7885
RAM	4GB	4GB
Internal storage	128GB	32GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	1000	256
Dedicated microSD slot	Yes	-
camera
Rear camera	13-megapixel (f/2.2) + 2-megapixel (f/2.4)	13-megapixel (f/1.9) + 5-megapixel (f/1.9)
No. of Rear Cameras	2	-
Rear autofocus	Yes	Yes
Rear flash	LED	LED
Front camera	8-megapixel (f/2.0)	8-megapixel (f/1.9)
No. of Front Cameras	1	-
Front flash	-	LED
software
Operating system	Android 11	Android Oreo
Skin	Funtouch OS 11.1	-
connectivity
Wi-Fi	Yes	Yes
Bluetooth	Yes, v 5.00	Yes, v 5.00
USB OTG	Yes	-
Wi-Fi standards supported	-	802.11 a/b/g/n/ac
GPS	-	Yes
NFC	-	No
FM	-	Yes
Number of SIMs	-	2
sensors
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	-	No
Proximity sensor	-	Yes
Accelerometer	-	Yes

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