Vivo Y31 5G vs Xiaomi Redmi Note 9 5G comparison

Show Only Differences Highlight Differences	Vivo Y31 5G	Xiaomi Redmi Note 9 5G
key specs
Display	6.68-inch	6.53-inch
Processor	Qualcomm Snapdragon 4 Gen 2	MediaTek Dimensity 800U
Front Camera	8-megapixel	13-megapixel
Rear Camera	50-megapixel + 0.08-megapixel	48-megapixel + 8-megapixel + 2-megapixel
RAM	4GB, 6GB	6GB
Storage	128GB	128GB
Battery Capacity	6,500mAh	5000mAh
OS	Android 15	Android 10
Resolution	1,608x720 pixels	1080x2430 pixels
general
Brand	Vivo	Xiaomi
Model	Y31 5G	Redmi Note 9 5G
Release date	September 15, 2025	November 26, 2020
Launched in India	Yes	No
Form factor	Touchscreen	Touchscreen
Body type	Plastic	-
Dimensions (mm)	166.14 x 77.01 x 8.39	161.96 x 77.25 x 9.20
Weight (g)	209.00	199.00
IP rating	IP68	-
Battery capacity (mAh)	6,500	5000
Removable battery	No	-
Fast charging	44W Flash Charge	Proprietary
Wireless charging	No	-
Colours	Rose Red and Diamond Green	Cloud Ink Grey, Flowing Shadow Purple, Outside the Castle Peak
display
Refresh Rate	120 Hz	-
Screen size (inches)	6.68	6.53
Touchscreen	Yes	Yes
Resolution	1,608x720 pixels	1080x2430 pixels
Pixels per inch (PPI)	264	-
Protection type	-	Gorilla Glass
Aspect ratio	-	19.5:9
hardware
Processor	2.2GHz MHz octa-core	2GHz octa-core
Processor make	Qualcomm Snapdragon 4 Gen 2	MediaTek Dimensity 800U
RAM	4GB, 6GB	6GB
Internal storage	128GB	128GB
Expandable storage	Yes	Yes
Expandable storage type	microSD	microSD
Expandable storage up to (GB)	2TB	512
camera
Rear camera	50-megapixel (f/f/1.8) + 0.08-megapixel (f/f/3.0)	48-megapixel (f/1.79, 1.6-micron) + 8-megapixel (f/2.2) + 2-megapixel (1.75-micron)
No. of Rear Cameras	2	-
Rear flash	Yes	Yes
Front camera	8-megapixel (f/f/2.0)	13-megapixel
No. of Front Cameras	1	-
Pop-Up Camera	No	-
Rear autofocus	-	Yes
software
Operating system	Android 15	Android 10
Skin	Funtouch OS 15	MIUI 12
connectivity
Wi-Fi	Yes	Yes
GPS	Yes	Yes
Bluetooth	Yes, v 4.20	Yes, v 5.10
NFC	No	-
USB Type-C	Yes	Yes
Number of SIMs	2	2
Wi-Fi standards supported	-	802.11 a/b/g
Wi-Fi Direct	-	Yes
sim 1
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
4G/ LTE	Yes	Yes
5G	Yes	Yes
3G	-	Yes
sim 2
SIM Type	Nano-SIM	Nano-SIM
GSM/CDMA	GSM	GSM
4G/ LTE	Yes	Yes
5G	Yes	Yes
3G	-	Yes
sensors
Fingerprint sensor	Yes	Yes
Compass/ Magnetometer	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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