Oppo A3x 4G vs Vivo Y21G comparison

Compare Oppo A3x 4G
Compare Vivo Y21G
key specs
Display6.67-inch6.51-inch
ProcessorQualcomm Snapdragon 6s Gen 1-
Front Camera5-megapixel 8-megapixel
Rear Camera8-megapixel 13-megapixel + 2-megapixel
RAM4GB4GB
Storage64GB, 128GB64GB
Battery Capacity5100mAh5000mAh
OSAndroid 14Android 12
Resolution720x1604 pixels720x1600 pixels
general
BrandOppoVivo
ModelA3x 4GY21G
Release dateOctober 25, 2024April 7, 2022
Launched in IndiaYesYes
Form factorTouchscreen-
Dimensions (mm)165.77 x 76.80 x 7.68164.26 x 76.08 x 8.00
Weight (g)186.00182.00
Battery capacity (mAh)51005000
Removable batteryNoNo
Fast charging45W Fast ChargingProprietary
Wireless chargingNo-
ColoursNebula Red, Ocean BlueDiamond Glow, Midnight Blue
Body type-Plastic
display
Refresh Rate90 Hz60 Hz
Resolution StandardHD+HD+
Screen size (inches)6.676.51
TouchscreenYes-
Resolution720x1604 pixels720x1600 pixels
Protection typeOther-
hardware
Processorocta-core-
Processor makeQualcomm Snapdragon 6s Gen 1MediaTek
RAM4GB4GB
Internal storage64GB, 128GB64GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Dedicated microSD slot-Yes
camera
Rear camera8-megapixel (f/2.0)13-megapixel (f/2.2) + 2-megapixel (f/2.4)
No. of Rear Cameras22
Front camera5-megapixel (f/2.2)8-megapixel (f/2.0)
No. of Front Cameras11
software
Operating systemAndroid 14Android 12
SkinColorOS 14FunTouch OS 12
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n/ac
GPSYesYes
BluetoothYes, v 5.00Yes, v 5.00
USB OTGYesYes
USB Type-CYesYes
Headphones3.5mm-
Number of SIMs22
Active 4G on both SIM cardsYesYes
FM-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
sensors
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Gyroscope-Yes

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