Karbonn A40 Indian vs Samsung Galaxy S8 Active vs Apple iPhone 8 vs Apple iPhone X 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 dateJuly 2017-September 2017September 2017
Form factorTouchscreenTouchscreenTouchscreenTouchscreen
Dimensions (mm)-151.80 x 74.90 x 9.90138.40 x 67.30 x 7.30143.60 x 70.90 x 7.70
Weight (g)249.00208.00148.00174.00
Battery capacity (mAh)1400400018212716
Removable batteryYesNoNoNo
ColoursBlack, Blue, Gold, RedMeteor Grey, Titanium GoldSilver, Space Gray, Gold-
SAR ValueNANANANA
Display
Screen size (inches)4.005.804.705.80
TouchscreenYesYesYesYes
Resolution480x800 pixels1440x2560 pixels750x1334 pixels1125x2436 pixels
Pixels per inch (PPI)--326-
Hardware
Processor1.3GHz 2.35GHz octa-corehexa-corehexa-core
Processor make-Snapdragon 835Apple A11 BionicApple A11 Bionic
RAM1GB4GB2GB3GB
Internal storage8GB64GB64GB64GB
Expandable storageYesYesNoNo
Expandable storage typemicroSDmicroSD--
Expandable storage up to (GB)32256--
Camera
Rear camera2-megapixel12-megapixel12-megapixel12-megapixel
FlashYesYesYesYes
Front camera2-megapixel8-megapixel7-megapixel7-megapixel
Software
Operating SystemAndroid 7.0Android 7.0iOS 11iOS 11
Connectivity
Wi-FiYesYesYesYes
Wi-Fi standards supportedNANA802.11 a/b/g/n/ac802.11 a/b/g/n/ac
GPSYesYesYesYes
BluetoothYesNoYes, v 5.00Yes, v 5.00
NFCNoNoYesYes
InfraredNoNoNoNo
Headphones3.5mm3.5mm--
FMYesNoNoNo
Number of SIMs2111
SIM1
SIM TypeMicro-SIMNano-SIMNano-SIMNano-SIM
GSM/CDMAGSMGSM + CDMAGSMGSM
3GYesNoYesYes
4G/LTEYesYesYesYes
SIM2
SIM TypeMicro-SIM---
GSM/CDMAGSM---
3GYes---
4G/LTEYes---
Sensors
Compass/ MagnetometerNoNoYesNo
Proximity sensorNoNoYesYes
AccelerometerYesNoYesYes
Ambient light sensorNoNoYesYes
GyroscopeNoNoYesYes
BarometerNoNoYesYes
Temperature sensorNoNoNoNo