Oppo A3s vs Xiaomi Mi A2 vs Oppo A3 comparison

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key specs
Display6.20-inch5.99-inch6.20-inch
ProcessorQualcomm Snapdragon 450Qualcomm Snapdragon 660MediaTek Helio P60
Front Camera8-megapixel 20-megapixel 8-megapixel
Rear Camera13-megapixel + 2-megapixel 12-megapixel + 20-megapixel 16-megapixel
RAM2GB4GB4GB
Storage16GB64GB128GB
Battery Capacity4230mAh3000mAh3400mAh
OSAndroid 8.1 OreoAndroid 8.1 OreoAndroid 8.1
Resolution720x1520 pixels1080x2160 pixels1080x2280 pixels
general
BrandOppoXiaomiOppo
ModelA3sMi A2A3
Form factorTouchscreenTouchscreenTouchscreen
Dimensions (mm)156.20 x 75.60 x 8.20158.70 x 75.40 x 7.30156.00 x 75.30 x 7.80
Weight (g)168.00168.00159.00
Battery capacity (mAh)423030003400
ColoursRed, Dark PurpleBlack, Gold, Lake Blue, Rose GoldKnight Black, Soybean Meal, Stardust Silver, Garnet Red
Release date-July 1, 2018April 1, 2018
Launched in India-Yes-
Removable battery-No-
display
Screen size (inches)6.205.996.20
TouchscreenYesYesYes
Resolution720x1520 pixels1080x2160 pixels1080x2280 pixels
Aspect ratio19:918:919:9
Pixels per inch (PPI)-403-
hardware
Processor1.8GHz octa-coreocta-core (4x2.2GHz + 4x1.8GHz)2GHz octa-core
Processor makeQualcomm Snapdragon 450Qualcomm Snapdragon 660MediaTek Helio P60 (MT6771)
RAM2GB4GB4GB
Internal storage16GB64GB128GB
Expandable storageYesNoYes
Expandable storage typemicroSDmicroSDmicroSD
Expandable storage up to (GB)256-256
camera
Rear camera13-megapixel (f/2.2) + 2-megapixel (f/2.4)12-megapixel (f/1.8, 1.25-micron) + 20-megapixel (f/1.8, 1.0-micron)16-megapixel (f/1.8)
Rear autofocusYesPhase detection autofocus-
Rear flashLEDDual LEDYes
Front camera8-megapixel (f/2.2)20-megapixel (f/2.2, 1.0-micron)8-megapixel (f/2.2)
Front flash-LED-
software
Operating systemAndroid 8.1 OreoAndroid 8.1 OreoAndroid 8.1
SkinColorOS 5.1-ColorOS 5.0
connectivity
Wi-FiYesYesYes
GPSYesYesYes
BluetoothYes, v 4.20Yes, v 5.00Yes, v 4.20
Micro-USBYes--
Headphones3.5mmNo3.5mm
Wi-Fi DirectYesYes-
Wi-Fi standards supported-802.11 a/b/g/n/ac-
NFC-Yes-
USB OTG-YesYes
Number of SIMs-22
sensors
Compass/ MagnetometerYesYes-
Proximity sensorYesYesYes
AccelerometerYesYes-
Fingerprint sensor-Yes-
Ambient light sensor-YesYes
Gyroscope-YesYes
ratings
Overall NDTV Rating-Read Review-
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Battery Life Rating--
Camera Rating--
Value for Money Rating--
sim 1
SIM Type-Nano-SIMNano-SIM
GSM/CDMA-GSMGSM
3G-YesYes
4G/ LTE-YesYes
sim 2
SIM Type-Nano-SIMNano-SIM
GSM/CDMA-GSMGSM
3G-YesYes
4G/ LTE-YesYes
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