Karbonn A40 Indian vs Samsung Galaxy S8 Active vs Apple iPhone X comparison

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General
Release dateJuly 2017-September 2017-
Form factorTouchscreenTouchscreenTouchscreen-
Dimensions (mm)-151.80 x 74.90 x 9.90143.60 x 70.90 x 7.70-
Weight (g)249.00208.00174.00-
Battery capacity (mAh)140040002716-
Removable batteryYesNoNo-
ColoursBlack, Blue, Gold, RedMeteor Grey, Titanium Gold--
SAR ValueNANANA-
Display
Screen size (inches)4.005.805.80-
TouchscreenYesYesYes-
Resolution480x800 pixels1440x2560 pixels1125x2436 pixels-
Hardware
Processor1.3GHz 2.35GHz octa-corehexa-core-
Processor make-Snapdragon 835Apple A11 Bionic-
RAM1GB4GB3GB-
Internal storage8GB64GB64GB-
Expandable storageYesYesNo-
Expandable storage typemicroSDmicroSD--
Expandable storage up to (GB)32256--
Camera
Rear camera2-megapixel12-megapixel12-megapixel-
FlashYesYesYes-
Front camera2-megapixel8-megapixel7-megapixel-
Software
Operating SystemAndroid 7.0Android 7.0iOS 11-
Connectivity
Wi-FiYesYesYes-
Wi-Fi standards supportedNANA802.11 a/b/g/n/ac-
GPSYesYesYes-
BluetoothYesNoYes, v 5.00-
NFCNoNoYes-
InfraredNoNoNo-
Headphones3.5mm3.5mm--
FMYesNoNo-
Number of SIMs211-
SIM1
SIM TypeMicro-SIMNano-SIMNano-SIM-
GSM/CDMAGSMGSM + CDMAGSM-
3GYesNoYes-
4G/LTEYesYesYes-
SIM2
SIM TypeMicro-SIM---
GSM/CDMAGSM---
3GYes---
4G/LTEYes---
Sensors
Compass/ MagnetometerNoNoNo-
Proximity sensorNoNoYes-
AccelerometerYesNoYes-
Ambient light sensorNoNoYes-
GyroscopeNoNoYes-
BarometerNoNoYes-
Temperature sensorNoNoNo-