Redmi Y1 vs Oppo A57 vs Xiaomi Redmi Note 4 comparison

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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
Display5.50-inch5.20-inch5.50-inch
ProcessorQualcomm Snapdragon 435Qualcomm Snapdragon 435Qualcomm Snapdragon 625
Front Camera16-megapixel 16-megapixel 5-megapixel
Rear Camera13-megapixel 13-megapixel 13-megapixel
RAM3GB3GB4GB
Storage32GB32GB64GB
Battery Capacity3080mAh2900mAh4100mAh
OSAndroid 7.0Android 6.0Android 6.0
Resolution720x1280 pixels720x1280 pixels1080x1920 pixels
general
BrandXiaomiOppoXiaomi
ModelRedmi Y1A57Redmi Note 4
Release dateNovember 1, 2017November 1, 2016August 1, 2016
Launched in IndiaYesYesYes
Form factorTouchscreenTouchscreenTouchscreen
Dimensions (mm)153.00 x 76.20 x 7.70149.10 x 72.90 x 7.65151.00 x 76.00 x 8.30
Weight (g)153.00147.00175.00
Battery capacity (mAh)308029004100
Removable batteryNoNoNo
ColoursGold, Dark GreyRose Gold, GoldGold, Grey, Matte Black
SAR value1.091.31-
display
Screen size (inches)5.505.205.50
TouchscreenYesYesYes
Resolution720x1280 pixels720x1280 pixels1080x1920 pixels
Protection typeGorilla Glass--
Aspect ratio16:916:916:9
Pixels per inch (PPI)267-401
hardware
Processor1.4GHz octa-core1.4GHz octa-core2GHz octa-core
Processor makeQualcomm Snapdragon 435Qualcomm Snapdragon 435Qualcomm Snapdragon 625
RAM3GB3GB4GB
Internal storage32GB32GB64GB
Expandable storageYesYesYes
Expandable storage typemicroSDmicroSDmicroSD
Expandable storage up to (GB)128256128
camera
Rear camera13-megapixel (f/2.2, 1.12-micron)13-megapixel (f/2.2)13-megapixel (f/2.0, 1.12-micron)
Rear autofocusPhase detection autofocusPhase detection autofocusPhase detection autofocus
Rear flashLEDLEDDual LED
Front camera16-megapixel (f/2.0)16-megapixel (f/2.0, 1.12-micron)5-megapixel (f/2.0)
Front flashYes--
Front autofocus-Yes-
software
Operating systemAndroid 7.0Android 6.0Android 6.0
SkinMIUI 9ColorOS 3.0MIUI 8
connectivity
Wi-FiYesYesYes
Wi-Fi standards supported802.11 b/g/n802.11 b/g/n802.11 a/b/g/n
GPSYesYesYes
BluetoothYes, v 4.10Yes, v 4.10Yes, v 4.10
NFCNoNoNo
InfraredYesNoYes
USB OTGYesYesYes
Micro-USBYesYesYes
Headphones3.5mm3.5mm3.5mm
FMYesYesYes
Number of SIMs222
Wi-Fi DirectYesNoNo
Mobile High-Definition Link (MHL)NoNoNo
sim 1
SIM TypeNano-SIMNano-SIMMicro-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sim 2
SIM TypeNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sensors
Fingerprint sensorYesYesYes
Compass/ MagnetometerYesYesYes
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorYesYesYes
GyroscopeYesYesYes
BarometerNoNoNo
Temperature sensorNoNoNo

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