Samsung Galaxy M40 vs Karbonn Alfa A91 Cham comparison

Compare Samsung Galaxy M40
Compare Karbonn Alfa A91 Champ
ratings
Overall NDTV RatingRead Review-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
key specs
Display6.30-inch4.00-inch
ProcessorQualcomm Snapdragon 6751.2GHz quad-core
Front Camera16-megapixel0.3-megapixel
Rear Camera32-megapixel + 5-megapixel + 8-megapixel2-megapixel
RAM6GB512MB
Storage128GB4GB
Battery Capacity3500mAh1400mAh
OSAndroid 9 PieAndroid 5.0
Resolution1080x2340 pixels480x800 pixels
general
BrandSamsungKarbonn
ModelGalaxy M40Alfa A91 Champ
Release dateJune 11, 2019-
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Body typePlastic-
Dimensions (mm)155.30 x 73.90 x 7.90127.00 x 64.40 x 10.60
Weight (g)168.00112.00
Battery capacity (mAh)35001400
Removable batteryNoYes
Fast chargingProprietary-
ColoursMidnight Blue, Seawater Blue, Cocktail OrangeBlack - Blue, Coffee - Black & Champagne-Coffee
display
Screen size (inches)6.304.00
TouchscreenYesYes
Resolution1080x2340 pixels480x800 pixels
Protection typeGorilla Glass-
Aspect ratio19.5:9-
hardware
Processor2GHz octa-core (8x2GHz)1.2GHz quad-core
Processor makeQualcomm Snapdragon 675-
RAM6GB512MB
Internal storage128GB4GB
Expandable storageYesYes
Expandable storage typemicroSDmicroSD
Expandable storage up to (GB)51232
Dedicated microSD slotNo-
camera
Rear camera32-megapixel (f/1.7) + 5-megapixel + 8-megapixel2-megapixel
Rear autofocusYes-
Rear flashLEDYes
Front camera16-megapixel0.3-megapixel
software
Operating systemAndroid 9 PieAndroid 5.0
SkinOneUI-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 b/g/n/ac802.11 b/g/n
GPSYesYes
BluetoothYes, v 5.00Yes
NFCYesNo
USB OTGYesYes
USB Type-CYes-
HeadphonesNo3.5mm
FMYesYes
Number of SIMs22
Active 4G on both SIM cardsYes-
Infrared-No
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesNo
sim 2
SIM TypeNano-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesNo
sensors
Face unlockYes-
Fingerprint sensorYes-
Proximity sensorYesNo
AccelerometerYesYes
Ambient light sensorYesNo
GyroscopeYesNo
Compass/ Magnetometer-No
Barometer-No
Temperature sensor-No

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