Vivo Y31 5G vs Vivo Y51 (2020) comparison

Show Only Differences Highlight Differences	Vivo Y31 5G	Vivo Y51 (2020)
key specs
Display	6.68-inch	6.38-inch
Processor	Qualcomm Snapdragon 4 Gen 2	Qualcomm Snapdragon 665
Front Camera	8-megapixel	16-megapixel
Rear Camera	50-megapixel + 0.08-megapixel	48-megapixel + 8-megapixel + 2-megapixel + 2-megapixel
RAM	4GB, 6GB	4GB
Storage	128GB	128GB
Battery Capacity	6,500mAh	4500mAh
OS	Android 15	Android 10
Resolution	1,608x720 pixels	2340x1080 pixels
general
Brand	Vivo	Vivo
Model	Y31 5G	Y51 (2020)
Release date	September 15, 2025	September 16, 2020
Launched in India	Yes	-
Form factor	Touchscreen	Touchscreen
Body type	Plastic	-
Dimensions (mm)	166.14 x 77.01 x 8.39	159.25 x 75.19 x 8.68
Weight (g)	209.00	186.70
IP rating	IP68	-
Battery capacity (mAh)	6,500	4500
Removable battery	No	-
Fast charging	44W Flash Charge	Proprietary
Wireless charging	No	-
Colours	Rose Red and Diamond Green	Mystic Black, Jazzy Blue, Dreamy White
display
Refresh Rate	120 Hz	-
Screen size (inches)	6.68	6.38
Touchscreen	Yes	Yes
Resolution	1,608x720 pixels	2340x1080 pixels
Pixels per inch (PPI)	264	-
hardware
Processor	2.2GHz MHz octa-core	octa-core
Processor make	Qualcomm Snapdragon 4 Gen 2	Qualcomm Snapdragon 665
RAM	4GB, 6GB	4GB
Internal storage	128GB	128GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	2TB	256
Dedicated microSD slot	-	Yes
camera
Rear camera	50-megapixel (f/f/1.8) + 0.08-megapixel (f/f/3.0)	48-megapixel (f/1.8) + 8-megapixel (f/2.2) + 2-megapixel (f/2.4) + 2-megapixel (f/2.4)
No. of Rear Cameras	2	-
Rear flash	Yes	Yes
Front camera	8-megapixel (f/f/2.0)	16-megapixel (f/2.0)
No. of Front Cameras	1	-
Pop-Up Camera	No	-
software
Operating system	Android 15	Android 10
Skin	Funtouch OS 15	Funtouch OS 10
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes, v 4.20	Yes, v 5.00
NFC	No	-
USB Type-C	Yes	Yes
Number of SIMs	2	2
FM	-	Yes
sim 1
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
4G/ LTE	Yes	Yes
5G	Yes	-
3G	-	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
4G/ LTE	Yes	Yes
5G	Yes	-
3G	-	Yes
sensors
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	Yes	Yes
Proximity sensor	Yes	Yes
Accelerometer	Yes	Yes
Ambient light sensor	Yes	Yes
Gyroscope	No	Yes
Barometer	No	-
Temperature sensor	No	-

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