OPPO A6x 5G vs Vivo Y21G comparison

Compare OPPO A6x 5G
Compare Vivo Y21G
key specs
Display6.75-inch6.51-inch
ProcessorMediaTek Dimensity 6300-
Front Camera5-megapixel 8-megapixel
Rear Camera13-megapixel 13-megapixel + 2-megapixel
RAM4GB, 6GB4GB
Storage64GB, 128GB64GB
Battery Capacity6,500mAh5000mAh
OSAndroid 15Android 12
Resolution720x1,570 pixels720x1600 pixels
general
BrandOPPOVivo
ModelA6x 5GY21G
Release dateDecember 2, 2025April 7, 2022
Launched in IndiaYesYes
Form factorTouchscreen-
Dimensions (mm)166.60 x 78.50 x 8.60164.26 x 76.08 x 8.00
Weight (g)212.00182.00
Battery capacity (mAh)6,5005000
Removable batteryNoNo
Fast charging45W Fast ChargingProprietary
Wireless chargingNo-
ColoursIce Blue and Olive GreenDiamond Glow, Midnight Blue
Body type-Plastic
display
Refresh Rate120 Hz60 Hz
Resolution StandardHD+HD+
Screen size (inches)6.756.51
TouchscreenYes-
Resolution720x1,570 pixels720x1600 pixels
Pixels per inch (PPI)256-
hardware
Processorocta-core-
Processor makeMediaTek Dimensity 6300MediaTek
RAM4GB, 6GB4GB
Internal storage64GB, 128GB64GB
Expandable storage-Yes
Expandable storage type-microSD
Dedicated microSD slot-Yes
camera
Rear camera13-megapixel (f/2.2)13-megapixel (f/2.2) + 2-megapixel (f/2.4)
Rear flashYes-
Front camera5-megapixel (f/2.2)8-megapixel (f/2.0)
No. of Front Cameras11
Pop-Up CameraNo-
No. of Rear Cameras-2
software
Operating systemAndroid 15Android 12
SkinColorOS 15FunTouch OS 12
connectivity
Wi-FiYesYes
BluetoothYes, v 5.40Yes, v 5.00
USB Type-CYesYes
Headphones3.5mm-
Number of SIMs22
Wi-Fi standards supported-802.11 a/b/g/n/ac
GPS-Yes
USB OTG-Yes
FM-Yes
Active 4G on both SIM cards-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM + CDMAGSM
4G/ LTEYesYes
5GYes-
3G-Yes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM + CDMAGSM
4G/ LTEYesYes
5GYes-
3G-Yes
sensors
Face unlockYes-
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Gyroscope-Yes

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