Redmi K40 vs Xiaomi Redmi Note 3 comparison

Compare Redmi K40
Compare Xiaomi Redmi Note 3
key specs
Display6.67-inch5.50-inch
ProcessorQualcomm Snapdragon 870Qualcomm Snapdragon 650
Front Camera20-megapixel5-megapixel
Rear Camera48-megapixel + 8-megapixel + 5-megapixel16-megapixel
RAM6GB, 8GB, 12GB2GB
Storage128GB, 256GB16GB
Battery Capacity4520mAh4050mAh
OSAndroid 11Android 5.1
Resolution1080x2400 pixels1080x1920 pixels
general
BrandXiaomiXiaomi
ModelRedmi K40Redmi Note 3
Release dateFebruary 25, 2021November 1, 2015
Launched in IndiaNoYes
Form factorTouchscreenTouchscreen
Dimensions (mm)163.70 x 76.40 x 7.80150.00 x 76.00 x 8.65
Weight (g)196.00164.00
Battery capacity (mAh)45204050
Fast chargingProprietary-
ColoursDreamland, Glossy Black, Icy WhiteGold, Silver, Dark Grey
Removable battery-No
SAR value-0.56
display
Screen size (inches)6.675.50
TouchscreenYesYes
Resolution1080x2400 pixels1080x1920 pixels
Aspect ratio20:916:9
Pixels per inch (PPI)-403
hardware
Processorocta-corehexa-core (4x1.4GHz + 4x1.8GHz)
Processor makeQualcomm Snapdragon 870Qualcomm Snapdragon 650
RAM6GB, 8GB, 12GB2GB
Internal storage128GB, 256GB16GB
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-128
camera
Rear camera48-megapixel (f/1.79) + 8-megapixel + 5-megapixel16-megapixel (f/2.0)
No. of Rear Cameras3-
Rear autofocusYesPhase detection autofocus
Rear flashYesDual LED
Front camera20-megapixel5-megapixel (f/2.0)
No. of Front Cameras1-
Front flash-No
software
Operating systemAndroid 11Android 5.1
SkinMIUI 12MIUI 7
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 4.10
NFCYesNo
InfraredYesYes
USB Type-CYes-
Number of SIMs22
USB OTG-Yes
Micro-USB-Yes
Headphones-3.5mm
FM-Yes
Wi-Fi Direct-Yes
Mobile High-Definition Link (MHL)-No
sim 1
SIM TypeNano-SIMNano-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sim 2
SIM TypeNano-SIMMicro-SIM
GSM/CDMAGSMGSM
3GYesYes
4G/ LTEYesYes
5GYes-
sensors
In-Display Fingerprint SensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
Fingerprint sensor-Yes
Barometer-No
Temperature sensor-No
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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