Xiaomi Mi 4i vs Samsung Galaxy S6 Edge vs Samsung Galaxy S6 comparison

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Ratings
Overall NDTV Rating-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for money Rating-
General
Release dateApril 2015March 2015March 2015-
Form factorTouchscreenTouchscreenTouchscreen-
Dimensions (mm)138.10 x 69.60 x 7.80142.10 x 70.10 x 7.00143.40 x 70.50 x 6.80-
Weight (g)130.00132.00138.00-
Battery capacity (mAh)312026002550-
Removable batteryNoNoNo-
ColoursBlack, White, Orange, Light Blue, and Pink White, Gold, Blue, Green--
SAR ValueNANANA-
Display
Screen size (inches)5.005.105.10-
TouchscreenYesYesYes-
Resolution1080x1920 pixels1440x2560 pixels1440x2560 pixels-
Pixels per inch (PPI)441577577-
Hardware
Processor1.7GHz octa-core1.5GHz octa-core1.5GHz octa-core-
Processor makeQualcomm Snapdragon 615Samsung Exynos 7420Samsung Exynos 7420-
RAM2GB3GB3GB-
Internal storage16GB32GB32GB-
Expandable storageNoNoNo-
Camera
Rear camera13-megapixel16-megapixel16-megapixel-
FlashYesYesYes-
Front camera5-megapixel5-megapixel5-megapixel-
Software
Operating SystemAndroid 5.0.2Android 5.0Android 5.0-
SkinMIUI 6TouchWizTouchWiz-
Connectivity
Wi-FiYesYesYes-
Wi-Fi standards supported802.11 b/g/n/ac802.11 a/b/g/n/ac802.11 a/b/g/n/ac-
GPSYesYesYes-
BluetoothYes, v 4.10Yes, v 4.10Yes, v 4.10-
NFCNoYesYes-
InfraredNoYesYes-
Headphones3.5mm3.5mm3.5mm-
FMYesNoNo-
Number of SIMs211-
SIM1
SIM TypeMicro-SIMNano-SIMNano-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/LTEYesYesYes-
SIM2
SIM TypeMicro-SIM---
GSM/CDMAGSM---
3GYes---
4G/LTEYes---
Sensors
Compass/ MagnetometerYesYesYes-
Proximity sensorYesYesYes-
AccelerometerYesYesYes-
Ambient light sensorYesYesYes-
GyroscopeYesYesYes-
BarometerNoYesYes-
Temperature sensorNoNoNo-