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Redmi K40 vs Xiaomi Mi A2 comparison

 Compare Redmi K40
Redmi K40
Compare Xiaomi Mi A2
Xiaomi Mi A2
key specs
Display6.67-inch5.99-inch
ProcessorQualcomm Snapdragon 870Qualcomm Snapdragon 660
Front Camera20-megapixel20-megapixel
Rear Camera48-megapixel + 8-megapixel + 5-megapixel12-megapixel + 20-megapixel
RAM6GB, 8GB, 12GB4GB
Storage128GB, 256GB64GB
Battery Capacity4520mAh3000mAh
OSAndroid 11Android 8.1 Oreo
Resolution1080x2400 pixels1080x2160 pixels
general
BrandXiaomiXiaomi
ModelRedmi K40Mi A2
Release dateFebruary 25, 2021July 1, 2018
Launched in IndiaNoYes
Form factorTouchscreenTouchscreen
Dimensions (mm)163.70 x 76.40 x 7.80158.70 x 75.40 x 7.30
Weight (g)196.00168.00
Battery capacity (mAh)45203000
Fast chargingProprietary-
ColoursDreamland, Glossy Black, Icy WhiteBlack, Gold, Lake Blue, Rose Gold
Removable battery-No
display
Screen size (inches)6.675.99
TouchscreenYesYes
Resolution1080x2400 pixels1080x2160 pixels
Aspect ratio20:918:9
Pixels per inch (PPI)-403
hardware
Processorocta-coreocta-core (4x2.2GHz + 4x1.8GHz)
Processor makeQualcomm Snapdragon 870Qualcomm Snapdragon 660
RAM6GB, 8GB, 12GB4GB
Internal storage128GB, 256GB64GB
Expandable storage-No
Expandable storage type-microSD
camera
Rear camera48-megapixel (f/1.79) + 8-megapixel + 5-megapixel12-megapixel (f/1.8, 1.25-micron) + 20-megapixel (f/1.8, 1.0-micron)
No. of Rear Cameras3-
Rear autofocusYesPhase detection autofocus
Rear flashYesDual LED
Front camera20-megapixel20-megapixel (f/2.2, 1.0-micron)
No. of Front Cameras1-
Front flash-LED
software
Operating systemAndroid 11Android 8.1 Oreo
SkinMIUI 12-
connectivity
Wi-FiYesYes
Wi-Fi standards supported802.11 a/b/g/n/ac/ax802.11 a/b/g/n/ac
GPSYesYes
BluetoothYes, v 5.10Yes, v 5.00
NFCYesYes
InfraredYes-
USB Type-CYes-
Number of SIMs22
USB OTG-Yes
Headphones-No
Wi-Fi Direct-Yes
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sim 2
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sensors
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Fingerprint sensor-Yes
ratings
Overall NDTV Rating-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-

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