Poco C81x vs Oppo A18 comparison

Compare Poco C81x
Compare Oppo A18
key specs
Display6.88-inch6.56-inch
ProcessorUnisoc T7250MediaTek Helio G85
Front Camera8-megapixelUnspecified
Rear Camera13-megapixel8-megapixel + 2-megapixel
RAM3GB4GB
Storage64GB64GB, 128GB
Battery Capacity5200mAh5000mAh
OSAndroid 15Android 13
Resolution720x1640 pixels720x1612 pixels
general
BrandPocoOPPO
ModelC81xOppo A18
Release dateApril 23, 2026September 28, 2023
AI EnabledYes-
Launched in IndiaYesNo
Form factorTouchscreenTouchscreen
Dimensions (mm)171.79 x 77.80 x 8.26163.74 x 75.03 x 8.16
Weight (g)193.00188.00
IP ratingIP52-
Battery capacity (mAh)52005000
Removable batteryNo-
Fast charging15W Fast Charging-
Wireless chargingNo-
ColoursElite Black, Ice BlueGlowing Black, Glowing Blue
display
Refresh Rate120 Hz90 Hz
Resolution StandardHD+HD+
Screen size (inches)6.886.56
TouchscreenYesYes
Resolution720x1640 pixels720x1612 pixels
hardware
Processor1.8GHz MHz octa-coreocta-core
Processor makeUnisoc T7250MediaTek Helio G85
RAM3GB4GB
Internal storage64GB64GB, 128GB
Expandable storageYes-
Expandable storage typemicroSD-
Expandable storage up to (GB)2048-
camera
Rear camera13-megapixel8-megapixel + 2-megapixel
No. of Rear Cameras12
Rear autofocusYes-
Rear flashYes-
Front camera8-megapixelUnspecified
No. of Front Cameras11
Pop-Up CameraNo-
software
Operating systemAndroid 15Android 13
Skin-ColorOS 13.1
connectivity
Wi-FiYesYes
GPSYes-
BluetoothYes, v 5.20Yes, v 5.30
USB Type-CYesYes
Headphones3.5mm3.5mm
Number of SIMs22
Active 4G on both SIM cardsYes-
Wi-Fi standards supported-802.11 a/b/g/n
sim 1
SIM TypeNano-SIM-
GSM/CDMAGSM + CDMA-
4G/ LTEYes-
5GYes-
sim 2
SIM TypeNano-SIM-
GSM/CDMAGSM + CDMA-
4G/ LTEYes-
5GYes-
sensors
Fingerprint sensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes

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