Oppo A11 vs Oppo A31 comparison

Compare Oppo A11
Compare Oppo A31
key specs
Display6.50-inch4.50-inch
ProcessorQualcomm Snapdragon 665Qualcomm Snapdragon 410
Front CameraYes5-megapixel
Rear Camera12-megapixel8-megapixel
RAM3GB1GB
Storage64GB8GB
Battery Capacity5000mAh2000mAh
OSAndroid 9 PieAndroid 4.4
Resolution-480x854 pixels
general
BrandOppoOppo
ModelA11A31
Release dateOctober 2019April 2015
Form factorTouchscreenTouchscreen
Battery capacity (mAh)50002000
ColoursStream Purple, Cloud White, and Lake Green-
Dimensions (mm)-131.90 x 65.54 x 8.03
Weight (g)-135.00
Removable battery-No
display
Screen size (inches)6.504.50
TouchscreenYesYes
Protection typeGorilla Glass-
Resolution-480x854 pixels
hardware
Processorocta-core1.4GHz quad-core
Processor makeQualcomm Snapdragon 665Qualcomm Snapdragon 410
RAM3GB1GB
Internal storage64GB8GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)256128
Dedicated microSD slotYes-
camera
Rear camera12-megapixel8-megapixel
Rear flashYesLED
Front cameraYes5-megapixel
software
Operating systemAndroid 9 PieAndroid 4.4
SkinColorOS 6.0.1ColorOS 2.0.1
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYesYes
Number of SIMs22
Wi-Fi DirectYesNo
Active 4G on both SIM cardsYes-
NFC-No
Infrared-No
USB OTG-No
Headphones-Yes
FM-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMMicro-SIM
3GYesYes
4G/ LTEYesYes
GSM/CDMA-GSM
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesNo
4G/ LTEYesYes
sensors
Fingerprint sensorYes-
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
Compass/ Magnetometer-No
Gyroscope-No
Barometer-No
Temperature sensor-No
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