Vivo Y31 Pro 5G vs Vivo X21 comparison

Show Only Differences Highlight Differences	Vivo Y31 Pro 5G	Vivo X21
key specs
Display	6.72-inch	6.28-inch
Processor	MediaTek Dimensity 7300	Qualcomm Snapdragon 660
Front Camera	8-megapixel	12-megapixel
Rear Camera	50-megapixel + 2-megapixel	12-megapixel + 5-megapixel
RAM	8GB	6GB
Storage	128GB, 256GB	128GB
Battery Capacity	6,500mAh	3200mAh
OS	Android 15	Android 8.1
Resolution	2,408x1,080 pixels	1080x2280 pixels
general
Brand	Vivo	Vivo
Model	Y31 Pro 5G	X21
Release date	September 15, 2025	March 1, 2018
Launched in India	Yes	Yes
Form factor	Touchscreen	Touchscreen
Body type	Plastic	-
Dimensions (mm)	165.70 x 76.30 x 8.09	154.50 x 74.80 x 7.40
Weight (g)	204.00	156.20
IP rating	IP64	-
Battery capacity (mAh)	6,500	3200
Removable battery	No	No
Fast charging	44W Flash Charge	Proprietary
Wireless charging	No	-
Colours	Mocha Brown and Dreamy White	Black, Gold
display
Refresh Rate	60 Hz	-
Screen size (inches)	6.72	6.28
Touchscreen	No	Yes
Resolution	2,408x1,080 pixels	1080x2280 pixels
Pixels per inch (PPI)	393	-
Aspect ratio	-	19:9
hardware
Processor	2.0GHz MHz octa-core	2.2GHz octa-core
Processor make	MediaTek Dimensity 7300	Qualcomm Snapdragon 660
RAM	8GB	6GB
Internal storage	128GB, 256GB	128GB
Expandable storage	-	Yes
Expandable storage type	-	microSD
Expandable storage up to (GB)	-	256
camera
Rear camera	50-megapixel (f/f/1.8) + 2-megapixel (f/f/2.4)	12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4)
No. of Rear Cameras	2	-
Rear flash	Yes	LED
Front camera	8-megapixel (f/f/2.05)	12-megapixel (f/2.0)
No. of Front Cameras	1	-
Rear autofocus	-	Phase detection autofocus
software
Operating system	Android 15	Android 8.1
Skin	Funtouch OS 15	FunTouch 4.0
connectivity
Wi-Fi	Yes	Yes
Bluetooth	Yes, v 5.40	Yes, v 5.00
NFC	No	No
Infrared	Yes	No
USB Type-C	Yes	-
Number of SIMs	2	2
Wi-Fi standards supported	-	802.11 a/b/g/n/ac
GPS	-	Yes
USB OTG	-	Yes
Micro-USB	-	Yes
Headphones	-	3.5mm
FM	-	No
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	Yes	Yes
Barometer	No	-
Temperature sensor	No	-
ratings
Overall NDTV Rating	-	Read Review
Design Rating	-
Display Rating	-
Software Rating	-
Performance Rating	-
Battery Life Rating	-
Camera Rating	-
Value for Money Rating	-

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