Xiaomi 15S Pro vs Redmi K40S comparison

Compare Xiaomi 15S Pro
Compare Redmi K40S
key specs
Display6.73-inch6.67-inch
ProcessorXiaomi XRING 01Qualcomm Snapdragon 870
Front Camera32-megapixel 20-megapixel
Rear Camera50-megapixel + 50-megapixel + 50-megapixel 48-megapixel + 8-megapixel + 2-megapixel
RAM16GB6GB, 8GB, 12GB
Storage512GB128GB, 256GB
Battery Capacity6100mAh4500mAh
OSAndroid 15Android
Resolution3100x1440 pixels1080x2400 pixels
general
BrandXiaomiXiaomi
Model15S ProRedmi K40S
Release dateMay 22, 2025March 17, 2022
Launched in IndiaNoNo
Form factorTouchscreenTouchscreen
Dimensions (mm)161.30 x 75.30 x 8.33163.20 x 75.95 x 7.70
Weight (g)216.00195.00
IP ratingIP68-
Battery capacity (mAh)61004500
Removable batteryNoNo
Fast charging90W Fast ChargingQuick Charge 3.0
Wireless chargingYes-
Wireless Charging Type50W-
ColoursDragon Scale Fibre Version, Far Sky BlueAurora, Black, Green, Silver,
display
Refresh Rate120 Hz-
Screen size (inches)6.736.67
TouchscreenYesYes
Resolution3100x1440 pixels1080x2400 pixels
Protection typeOther-
Aspect ratio20:920:9
hardware
Processordeca-coreocta-core
Processor makeXiaomi XRING 01Qualcomm Snapdragon 870
RAM16GB6GB, 8GB, 12GB
Internal storage512GB128GB, 256GB
Expandable storage-No
camera
Rear camera50-megapixel (f/1.44) + 50-megapixel (f/2.2) + 50-megapixel (f/2.5)48-megapixel (f/1.8) + 8-megapixel + 2-megapixel
No. of Rear Cameras33
Rear flashYesYes
Front camera32-megapixel (f/3.2)20-megapixel
No. of Front Cameras11
Lens Type (Second Rear Camera)Ultra Wide-Angle-
Lens Type (Third Rear Camera)Telephoto-
Rear autofocus-Yes
software
Operating systemAndroid 15Android
SkinHyperOS 2MIUI 13
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYes, v 5.40Yes, v 5.20
NFCYesYes
USB Type-CYesYes
HeadphonesType-C-
Number of SIMs22
Active 4G on both SIM cardsYes-
Wi-Fi standards supported-802.11 a/b/g/n/ac/ax
Infrared-Yes
sensors
In-Display Fingerprint SensorYesYes
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensorYesYes
GyroscopeYesYes
BarometerYes-
sim 1
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
5G-Yes
sim 2
SIM Type-Nano-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-Yes
5G-Yes

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