Xiaomi Redmi Note 4 vs Xiaomi Redmi 3 vs Apple iPhone 6s comparison

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ratings
Overall NDTV RatingRead Review-Read Review-
Design Rating--
Display Rating--
Software Rating--
Performance Rating--
Battery Life Rating--
Camera Rating--
Value for Money Rating--
key specs
Display5.50-inch5.00-inch4.70-inch-
Processor2GHz octa-core1.2GHz octa-core1.84GHz dual-core-
Front Camera5-megapixel 5-megapixel5-megapixel -
Resolution1080x1920 pixels720x1280 pixels750x1334 pixels-
RAM4GB2GB2GB-
OSAndroid 6.0AndroidiOS 9-
Storage64GB16GB16GB-
Rear Camera13-megapixel 13-megapixel12-megapixel -
Battery Capacity4100mAh4100mAh1715mAh-
general
Release dateAugust 2016January 2016September 2015-
Launched in IndiaYes-Yes-
Form factorTouchscreenTouchscreenTouchscreen-
Dimensions (mm)151.00 x 76.00 x 8.30139.30 x 69.60 x 8.50138.30 x 67.10 x 7.10-
Weight (g)175.00144.00143.00-
Battery capacity (mAh)410041001715-
Removable batteryNoNoNo-
ColoursGold, Grey, Matte Black-Silver, Gold, Space Grey, Rose Gold-
Body type--Metal-
display
Screen size (inches)5.505.004.70-
TouchscreenYesYesYes-
Resolution1080x1920 pixels720x1280 pixels750x1334 pixels-
Aspect ratio16:9-16:9-
Pixels per inch (PPI)401-326-
hardware
Processor2GHz octa-core1.2GHz octa-core1.84GHz dual-core-
Processor makeQualcomm Snapdragon 625Qualcomm Snapdragon 616A9-
RAM4GB2GB2GB-
Internal storage64GB16GB16GB-
Expandable storageYesYesNo-
Expandable storage typemicroSDmicroSD--
Expandable storage up to (GB)128128--
camera
Rear camera13-megapixel (f/2.0, 1.12-micron)13-megapixel12-megapixel (f/2.2, 1.22-micron)-
Rear autofocusPhase detection autofocus-Phase detection autofocus-
Rear flashDual LEDYesYes-
Front camera5-megapixel (f/2.0)5-megapixel5-megapixel (f/2.2)-
software
Operating systemAndroid 6.0AndroidiOS 9-
SkinMIUI 8MIUI 7--
connectivity
Wi-FiYesYesYes-
Wi-Fi standards supported802.11 a/b/g/n802.11 b/g/n802.11 a/b/g/n/ac-
GPSYesYesYes-
BluetoothYes, v 4.10Yes, v 4.10Yes, v 4.20-
NFCNoNoYes-
InfraredYesYesNo-
USB OTGYesYesNo-
Micro-USBYes---
Headphones3.5mm3.5mm3.5mm-
FMYesYesNo-
Number of SIMs221-
Lightning--Yes-
sim 1
SIM TypeMicro-SIMMicro-SIMNano-SIM-
GSM/CDMAGSMGSMGSM-
3GYesYesYes-
4G/ LTEYesYesYes-
sim 2
SIM TypeNano-SIMNano-SIM--
GSM/CDMAGSMGSM--
3GYesYes--
4G/ LTEYesYes--
sensors
Fingerprint sensorYes-Yes-
Compass/ MagnetometerYesYesYes-
Proximity sensorYesYesYes-
AccelerometerYesYesYes-
Ambient light sensorYesYesYes-
GyroscopeYesYesYes-
BarometerNoNoYes-
Temperature sensorNoNoNo-