Xiaomi Redmi Note 4 vs Xiaomi Redmi Note 3 vs Xiaomi Mi 4i vs Xiaomi Mi 4 comparison

Compare Xiaomi Redmi Note 4
Compare Xiaomi Redmi Note 3
Compare Xiaomi Mi 4i
Compare Xiaomi Mi 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-inch5.50-inch5.00-inch5.00-inch
ProcessorQualcomm Snapdragon 625Qualcomm Snapdragon 650Qualcomm Snapdragon 615Qualcomm Snapdragon 801
Front Camera5-megapixel 5-megapixel 5-megapixel8-megapixel
Rear Camera13-megapixel 16-megapixel 13-megapixel13-megapixel
RAM4GB2GB2GB3GB
Storage64GB16GB16GB16GB
Battery Capacity4100mAh4050mAh3120mAh3080mAh
OSAndroid 6.0Android 5.1Android 5.0.2Android 4.4
Resolution1080x1920 pixels1080x1920 pixels1080x1920 pixels1080x1920 pixels
general
BrandXiaomiXiaomiXiaomiXiaomi
ModelRedmi Note 4Redmi Note 3Mi 4iMi 4
Release dateAugust 1, 2016November 1, 2015April 1, 2015July 1, 2014
Launched in IndiaYesYes-Yes
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)151.00 x 76.00 x 8.30150.00 x 76.00 x 8.65138.10 x 69.60 x 7.80139.20 x 68.50 x 8.90
Weight (g)175.00164.00130.00156.00
Battery capacity (mAh)4100405031203080
Removable batteryNoNoNoNo
ColoursGold, Grey, Matte BlackGold, Silver, Dark GreyBlack, White, Orange, Light Blue, and PinkWhite
SAR value-0.56--
display
Screen size (inches)5.505.505.005.00
TouchscreenYesYesYesYes
Resolution1080x1920 pixels1080x1920 pixels1080x1920 pixels1080x1920 pixels
Aspect ratio16:916:9-16:9
Pixels per inch (PPI)401403441-
hardware
Processor2GHz octa-corehexa-core (4x1.4GHz + 4x1.8GHz)1.7GHz octa-core2.5GHz quad-core
Processor makeQualcomm Snapdragon 625Qualcomm Snapdragon 650Qualcomm Snapdragon 615Qualcomm Snapdragon 801
RAM4GB2GB2GB3GB
Internal storage64GB16GB16GB16GB
Expandable storageYesYesNoNo
Expandable storage typemicroSDmicroSD--
Expandable storage up to (GB)128128--
camera
Rear camera13-megapixel (f/2.0, 1.12-micron)16-megapixel (f/2.0)13-megapixel13-megapixel (f/1.8, 1.12-micron)
Rear autofocusPhase detection autofocusPhase detection autofocus-Yes
Rear flashDual LEDDual LEDDual LEDLED
Front camera5-megapixel (f/2.0)5-megapixel (f/2.0)5-megapixel8-megapixel (f/1.8)
Front flash-No--
software
Operating systemAndroid 6.0Android 5.1Android 5.0.2Android 4.4
SkinMIUI 8MIUI 7MIUI 6MIUI 6
connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supported802.11 a/b/g/n802.11 a/b/g/n/ac802.11 b/g/n/ac802.11 a/b/g/n/ac
GPSYesYesYesYes
BluetoothYes, v 4.10Yes, v 4.10Yes, v 4.10Yes, v 4.00
NFCNoNoNoNo
InfraredYesYesNoYes
USB OTGYesYesYesYes
Micro-USBYesYes-Yes
Headphones3.5mm3.5mm3.5mm3.5mm
FMYesYesYesYes
Number of SIMs2221
Wi-Fi DirectNoYesYesNo
Mobile High-Definition Link (MHL)NoNoNoNo
sim 1
SIM TypeMicro-SIMNano-SIMMicro-SIMMicro-SIM
GSM/CDMAGSMGSMGSMGSM
3GYesYesYesYes
4G/ LTEYesYesYesNo
sim 2
SIM TypeNano-SIMMicro-SIMMicro-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/ LTEYesYesYes-
sensors
Fingerprint sensorYesYes--
Compass/ MagnetometerYesYesYesYes
Proximity sensorYesYesYesYes
AccelerometerYesYesYesYes
Ambient light sensorYesYesYesYes
GyroscopeYesYesYesYes
BarometerNoNoNoYes
Temperature sensorNoNoNoNo

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