Karbonn K9 Smart Eco vs Xiaomi Redmi Note 4 vs Xiaomi Redmi Note 3 comparison

Compare Karbonn K9 Smart Eco
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key specs
Display5.00-inch5.50-inch5.50-inch
Processor1.2GHz quad-coreQualcomm Snapdragon 625Qualcomm Snapdragon 650
Front Camera2-megapixel5-megapixel 5-megapixel
Rear Camera2-megapixel13-megapixel 16-megapixel
RAM1GB4GB2GB
Storage8GB64GB16GB
Battery Capacity2300mAh4100mAh4050mAh
OSAndroid 7.0Android 6.0Android 5.1
Resolution480x854 pixels1080x1920 pixels1080x1920 pixels
general
BrandKarbonnXiaomiXiaomi
ModelK9 Smart EcoRedmi Note 4Redmi Note 3
Form factorTouchscreenTouchscreenTouchscreen
Dimensions (mm)145.00 x 72.00 x 11.00151.00 x 76.00 x 8.30150.00 x 76.00 x 8.65
Weight (g)156.00175.00164.00
Battery capacity (mAh)230041004050
Removable batteryYesNoNo
ColoursGold, White-Champagne, Black-Champagne, Coffee-ChampagneGold, Grey, Matte BlackGold, Silver, Dark Grey
Release date-August 1, 2016November 1, 2015
Launched in India-YesYes
SAR value--0.56
display
Screen size (inches)5.005.505.50
TouchscreenYesYesYes
Resolution480x854 pixels1080x1920 pixels1080x1920 pixels
Aspect ratio-16:916:9
Pixels per inch (PPI)-401403
hardware
Processor1.2GHz quad-core2GHz octa-corehexa-core (4x1.4GHz + 4x1.8GHz)
RAM1GB4GB2GB
Internal storage8GB64GB16GB
Expandable storageYesYesYes
Expandable storage typemicroSDmicroSDmicroSD
Expandable storage up to (GB)32128128
Processor make-Qualcomm Snapdragon 625Qualcomm Snapdragon 650
camera
Rear camera2-megapixel13-megapixel (f/2.0, 1.12-micron)16-megapixel (f/2.0)
Rear flashYesDual LEDDual LED
Front camera2-megapixel5-megapixel (f/2.0)5-megapixel (f/2.0)
Rear autofocus-Phase detection autofocusPhase detection autofocus
Front flash--No
software
Operating systemAndroid 7.0Android 6.0Android 5.1
Skin-MIUI 8MIUI 7
connectivity
Wi-FiYesYesYes
Wi-Fi standards supported802.11 b/g/n802.11 a/b/g/n802.11 a/b/g/n/ac
GPSYesYesYes
BluetoothYesYes, v 4.10Yes, v 4.10
NFCNoNoNo
InfraredNoYesYes
USB OTGYesYesYes
Headphones3.5mm3.5mm3.5mm
FMYesYesYes
Number of SIMs222
Wi-Fi DirectNoNoYes
Mobile High-Definition Link (MHL)NoNoNo
Micro-USB-YesYes
sim 1
SIM TypeMicro-SIMMicro-SIMNano-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sim 2
SIM TypeMicro-SIMNano-SIMMicro-SIM
GSM/CDMAGSMGSMGSM
3GYesYesYes
4G/ LTEYesYesYes
sensors
Compass/ MagnetometerNoYesYes
Proximity sensorYesYesYes
AccelerometerYesYesYes
Ambient light sensorNoYesYes
GyroscopeNoYesYes
BarometerNoNoNo
Temperature sensorNoNoNo
Fingerprint sensor-YesYes
ratings
Overall NDTV Rating-Read ReviewRead Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-

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