Oppo A3s vs Xiaomi Redmi Y2 vs Oppo A83 (2018) comparison

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key specs
Display6.20-inch5.99-inch5.70-inch
ProcessorQualcomm Snapdragon 450Qualcomm Snapdragon 625MediaTek MT6737T
Front Camera8-megapixel 16-megapixel8-megapixel
Rear Camera13-megapixel + 2-megapixel 12-megapixel 13-megapixel
RAM2GB3GB4GB
Storage16GB32GB64GB
Battery Capacity4230mAh3080mAh3180mAh
OSAndroid 8.1 OreoAndroid 8.1 OreoAndroid 7.1
Resolution720x1520 pixels720x1440 pixels720x1440 pixels
general
BrandOppoXiaomiOppo
ModelA3sRedmi Y2A83 (2018)
Form factorTouchscreenTouchscreenTouchscreen
Dimensions (mm)156.20 x 75.60 x 8.20160.73 x 77.26 x 8.10150.50 x 73.10 x 7.70
Weight (g)168.00170.00143.00
Battery capacity (mAh)423030803180
ColoursRed, Dark PurpleDark Grey, Gold, Rose Gold-
Release date-June 1, 2018December 1, 2017
Launched in India-YesYes
Body type-Plastic-
Removable battery-No-
SAR value-1.12-
display
Screen size (inches)6.205.995.70
TouchscreenYesYesYes
Resolution720x1520 pixels720x1440 pixels720x1440 pixels
Aspect ratio19:918:918:9
hardware
Processor1.8GHz octa-core2GHz octa-core2.5GHz octa-core
Processor makeQualcomm Snapdragon 450Qualcomm Snapdragon 625MediaTek MT6737T
RAM2GB3GB4GB
Internal storage16GB32GB64GB
Expandable storageYesYesYes
Expandable storage typemicroSDmicroSDmicroSD
Expandable storage up to (GB)256256256
Dedicated microSD slot-Yes-
camera
Rear camera13-megapixel (f/2.2) + 2-megapixel (f/2.4)12-megapixel (f/2.2, 1.25-micron)13-megapixel
Rear autofocusYes--
Rear flashLEDLEDLED
Front camera8-megapixel (f/2.2)16-megapixel8-megapixel
Front flash-LED-
software
Operating systemAndroid 8.1 OreoAndroid 8.1 OreoAndroid 7.1
SkinColorOS 5.1MIUI 9.5ColorOS 3.2
connectivity
Wi-FiYesYesYes
GPSYesYesYes
BluetoothYes, v 4.20Yes, v 4.20Yes, v 4.20
Micro-USBYesYes-
Headphones3.5mm3.5mm3.5mm
Wi-Fi DirectYesYes-
Wi-Fi standards supported-802.11 b/g/n802.11 a/b/g/n
Infrared-YesNo
Number of SIMs-22
NFC--No
USB OTG--Yes
FM--Yes
sensors
Compass/ MagnetometerYesYes-
Proximity sensorYesYesYes
AccelerometerYesYesYes
Fingerprint sensor-Yes-
Ambient light sensor-YesYes
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--
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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