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Xiaomi Redmi Y2 vs Oppo A83 vs Oppo A57 comparison

 Compare Xiaomi Redmi Y2
Xiaomi Redmi Y2
Compare Oppo A83
Oppo A83
Compare Oppo A57
Oppo A57
ratings
Overall NDTV RatingRead ReviewRead ReviewRead Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display5.99-inch5.70-inch5.20-inch
ProcessorQualcomm Snapdragon 625MediaTek MT6737TQualcomm Snapdragon 435
Front Camera16-megapixel8-megapixel16-megapixel
Rear Camera12-megapixel 13-megapixel13-megapixel
RAM3GB3GB3GB
Storage32GB32GB32GB
Battery Capacity3080mAh3180mAh2900mAh
OSAndroid 8.1 OreoAndroid 7.1Android 6.0
Resolution720x1440 pixels720x1440 pixels720x1280 pixels
general
BrandXiaomiOppoOppo
ModelRedmi Y2A83A57
Release dateJune 1, 2018December 1, 2017November 1, 2016
Launched in IndiaYes-Yes
Form factorTouchscreenTouchscreenTouchscreen
Body typePlastic--
Dimensions (mm)160.73 x 77.26 x 8.10150.50 x 73.10 x 7.70149.10 x 72.90 x 7.65
Weight (g)170.00143.00147.00
Battery capacity (mAh)308031802900
Removable batteryNo-No
ColoursDark Grey, Gold, Rose GoldChampagne, BlackRose Gold, Gold
SAR value1.12-1.31
display
Screen size (inches)5.995.705.20
TouchscreenYesYesYes
Resolution720x1440 pixels720x1440 pixels720x1280 pixels
Aspect ratio18:918:916:9
hardware
Processor2GHz octa-core2.5GHz octa-core1.4GHz octa-core
Processor makeQualcomm Snapdragon 625MediaTek MT6737TQualcomm Snapdragon 435
RAM3GB3GB3GB
Internal storage32GB32GB32GB
Expandable storageYesYesYes
Expandable storage typemicroSDmicroSDmicroSD
Expandable storage up to (GB)256256256
Dedicated microSD slotYes--
camera
Rear camera12-megapixel (f/2.2, 1.25-micron)13-megapixel13-megapixel (f/2.2)
Rear flashLEDLEDLED
Front camera16-megapixel8-megapixel16-megapixel (f/2.0, 1.12-micron)
Front flashLED--
Rear autofocus--Phase detection autofocus
Front autofocus--Yes
software
Operating systemAndroid 8.1 OreoAndroid 7.1Android 6.0
SkinMIUI 9.5ColorOS 3.2ColorOS 3.0
connectivity
Wi-FiYesYesYes
Wi-Fi standards supported802.11 b/g/n802.11 a/b/g/n802.11 b/g/n
GPSYesYesYes
BluetoothYes, v 4.20Yes, v 4.20Yes, v 4.10
InfraredYesNoNo
Micro-USBYesYesYes
Headphones3.5mm3.5mm3.5mm
Number of SIMs222
Wi-Fi DirectYes-No
NFC-NoNo
USB OTG-YesYes
FM-YesYes
Mobile High-Definition Link (MHL)--No
sim 1
SIM TypeNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sim 2
SIM TypeNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sensors
Fingerprint sensorYes-Yes
Compass/ MagnetometerYes-Yes
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYesYesYes
GyroscopeYes-Yes
Face unlock-Yes-
Barometer--No
Temperature sensor--No

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