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OPPO A6s 5G vs Vivo X21 comparison

 Compare OPPO A6s 5G
OPPO A6s 5G
Compare Vivo X21
Vivo X21
key specs
Display6.75-inch6.28-inch
ProcessorMediaTek Dimensity 9300Qualcomm Snapdragon 660
Front Camera5-megapixel12-megapixel
Rear Camera50-megapixel + 2-megapixel12-megapixel + 5-megapixel
RAM4GB6GB
Storage128GB128GB
Battery Capacity6500mAh3200mAh
OSAndroid 15Android 8.1
Resolution720x1570 pixels1080x2280 pixels
general
BrandOPPOVivo
ModelA6s 5GX21
Release dateMarch 18, 2026March 1, 2018
AI EnabledNo-
Launched in IndiaYesYes
Form factorTouchscreenTouchscreen
Weight (g)215.00156.20
IP ratingIP69-
Battery capacity (mAh)65003200
Removable batteryNoNo
Fast charging80W Fast ChargingProprietary
Wireless chargingNo-
ColoursCappuccino Brown and Ice WhiteBlack, Gold
Dimensions (mm)-154.50 x 74.80 x 7.40
display
Refresh Rate120 Hz-
Screen size (inches)6.756.28
TouchscreenYesYes
Resolution720x1570 pixels1080x2280 pixels
Pixels per inch (PPI)256-
Aspect ratio-19:9
hardware
Processorocta-core2.2GHz octa-core
Processor makeMediaTek Dimensity 9300Qualcomm Snapdragon 660
RAM4GB6GB
Internal storage128GB128GB
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-256
camera
Rear camera50-megapixel + 2-megapixel12-megapixel (f/1.8, 1.4-micron) + 5-megapixel (f/2.4)
No. of Rear Cameras2-
Rear autofocusYesPhase detection autofocus
Rear flashYesLED
Front camera5-megapixel12-megapixel (f/2.0)
No. of Front Cameras1-
Pop-Up CameraNo-
Front flashNo-
software
Operating systemAndroid 15Android 8.1
SkinColorOS 15FunTouch 4.0
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYesYes, v 5.00
NFCYesNo
USB Type-CYes-
Number of SIMs22
Active 4G on both SIM cardsYes-
Wi-Fi standards supported-802.11 a/b/g/n/ac
Infrared-No
USB OTG-Yes
Micro-USB-Yes
Headphones-3.5mm
FM-No
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM + CDMAGSM
4G/ LTEYesYes
3G-Yes
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSM + CDMAGSM
4G/ LTEYesYes
3G-Yes
sensors
Face unlockYes-
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Gyroscope-Yes
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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