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Mi A1 vs Redmi Note 5 vs Xiaomi Redmi Note 4 vs Samsung Galaxy Note 4 comparison

 Compare Mi A1
Mi A1
Compare Redmi Note 5
Redmi Note 5
Compare Xiaomi Redmi Note 4
Xiaomi Redmi Note 4
Compare Samsung Galaxy Note 4
Samsung Galaxy Note 4
ratings
Overall NDTV RatingRead ReviewRead ReviewRead ReviewRead Review
Design Rating
Display Rating
Software Rating
Performance Rating
Battery Life Rating
Camera Rating
Value for Money Rating
key specs
Display5.50-inch5.99-inch5.50-inch5.70-inch
ProcessorQualcomm Snapdragon 625Qualcomm Snapdragon 625Qualcomm Snapdragon 625Qualcomm Snapdragon 805
Front Camera5-megapixel5-megapixel5-megapixel 3.7-megapixel
Rear Camera12-megapixel12-megapixel 13-megapixel 16-megapixel
RAM4GB4GB4GB3GB
Storage64GB64GB64GB32GB
Battery Capacity3080mAh4000mAh4100mAh3220mAh
OSAndroid 7.1.2Android 7.0Android 6.0Android 4.4
Resolution1080x1920 pixels1080x2160 pixels1080x1920 pixels1440x2560 pixels
general
BrandXiaomiXiaomiXiaomiSamsung
ModelMi A1Redmi Note 5Redmi Note 4Galaxy Note 4
Release dateSeptember 1, 2017February 1, 2018August 1, 2016September 1, 2014
Launched in IndiaYesYesYes-
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)155.40 x 75.80 x 7.30158.50 x 75.45 x 8.05151.00 x 76.00 x 8.30153.50 x 78.60 x 8.50
Weight (g)165.00180.00175.00176.00
Battery capacity (mAh)3080400041003220
Removable batteryNoNoNoYes
ColoursRose Gold, Gold, BlackBlack, Gold, Lake Blue, Rose GoldGold, Grey, Matte Black-
display
Screen size (inches)5.505.995.505.70
TouchscreenYesYesYesYes
Resolution1080x1920 pixels1080x2160 pixels1080x1920 pixels1440x2560 pixels
Aspect ratio16:918:916:9-
Pixels per inch (PPI)-403401515
hardware
Processor2GHz octa-core2GHz octa-core2GHz octa-core2.7GHz quad-core
Processor makeQualcomm Snapdragon 625Qualcomm Snapdragon 625Qualcomm Snapdragon 625Qualcomm Snapdragon 805
RAM4GB4GB4GB3GB
Internal storage64GB64GB64GB32GB
Expandable storageYesYesYesYes
Expandable storage typemicroSDmicroSDmicroSDmicroSD
Expandable storage up to (GB)128-128128
camera
Rear camera12-megapixel12-megapixel (f/2.2, 1.25-micron)13-megapixel (f/2.0, 1.12-micron)16-megapixel
Rear flashDual LEDDual LEDDual LEDLED
Front camera5-megapixel5-megapixel5-megapixel (f/2.0)3.7-megapixel
Rear autofocus-Phase detection autofocusPhase detection autofocus-
Front flash-LED--
software
Operating systemAndroid 7.1.2Android 7.0Android 6.0Android 4.4
Skin-MIUI 9MIUI 8-
connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 b/g/n802.11 a/b/g/n802.11 a/b/g/n/ac
GPSYesYesYesYes
BluetoothYes, v 4.20Yes, v 4.20Yes, v 4.10Yes, v 4.10
NFCNoNoNoYes
InfraredYesNoYesYes
USB OTGYesYesYesNo
USB Type-CYes---
Headphones3.5mm3.5mm3.5mm3.5mm
FMNoYesYesNo
Number of SIMs2221
Wi-Fi DirectNoNoNoYes
Mobile High-Definition Link (MHL)NoNoNoYes
Micro-USB-YesYes-
sim 1
SIM TypeNano-SIMNano-SIMMicro-SIMMicro-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesYes
sim 2
SIM TypeNano-SIMNano-SIMNano-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/ LTEYesYesYes-
sensors
Fingerprint sensorYesYesYes-
Compass/ MagnetometerYesYesYesYes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYesYesYes
GyroscopeYesYesYesYes
BarometerNoNoNoYes
Temperature sensorNoNoNoNo

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