Xiaomi Redmi K40 Pro

Xiaomi Redmi K40 Pro
6.67", 120Hz, 1080x2400 pixels
128 / 256GB
6 / 8 / 12GB
64MP + 8MP + 5MP
Android 11, MIUI 12

Smartphone Xiaomi Redmi K40 Pro released in Mar, 2021 has Super AMOLED display 6.67" inches size and 6 / 8 / 12GB RAM size. The device is running an operating system Android 11 with graphical overlay MIUI 12. Smartphone equipped with 3 rear cameras: 64MP, 8MP, 5MP and 1 front camera: 20MP, f/2.5, (wide), 1/3.4", 0.8µm. Internal storage has size 128 / 256GB and can be expanded by memory card. Has a body thickness of 7.8mm and a weight of 196g.


  • High capacity battery (4520mAh)
  • Support fast charging
  • High pixel density screen (395ppi)
  • Display has high refresh rate (120Hz)
  • 5G support
  • Wi-Fi 6 support


  • Does not have a memory expansion slot
  • Does not support wireless charging

Xiaomi Redmi K40 Pro compare with

Xiaomi Redmi K40 Pro view and size

76.4 mm (3.01″)
163.7 mm (6.44″)
7.8 mm

Xiaomi Redmi K40 Pro specifications

Release date Mar, 2021


Models M2012K11C


Operating System Android 11
Custom UI MIUI 12


Dimensions 76.4 x 163.7 x 7.8mm
Weight 196g
Colours Black / White / Aurora


Size 6.67"
Type Super AMOLED
Resolution 1080x2400 pixels
Density 395ppi
Refresh rate 120Hz
Protection Corning Gorilla Glass 5


Rear camera 64MP, f/1.9, 26mm (wide), 1/1.7", 0.8µm, PDAF / 8MP, f/2.2, 119˚ (ultrawide) / 5MP, f/2.4, 50mm (macro), 1/5.0", 1.12µm
Front camera 20MP, f/2.5, (wide), 1/3.4", 0.8µm


Chipset Qualcomm SM8350 Snapdragon 888 5G (5 nm)
CPU Octa-core (1x2.84 GHz Cortex-X1 & 3x2.42 GHz Cortex-A78 & 4x1.80 GHz Cortex-A55)
GPU Adreno 660


RAM size 6 / 8 / 12GB


Internal storage 128 / 256GB
Card slot -


Number of SIMs 2
SIM type Nano-SIM
Cellular technology GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
Wi-Fi a / b / g / n / ac / 6e
Bluetooth 5.2
USB USB Type-C 2.0, USB On-The-Go


Fingerprint sensor +
Accelerometer +
Barometer +
Gyro sensor +
Geomagnetic sensor +
Proximity sensor +


Capacity 4520mAh
Type Li-Po
Fast charging +


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How much storage does the Redmi K40 Pro have ?

Redmi K40 Pro has a several versions with 128 or 256GB of internal storage.

Does Redmi K40 Pro have fingerprint sensor?

Yes, Redmi K40 Pro have fingerprint sensor.

What is the battery capacity of Redmi K40 Pro ?

Redmi K40 Pro has battery with 4520mAh capacity.

Does Redmi K40 Pro support fast charging?

Yes, Redmi K40 Pro support fast charging.

What is the display size of the Redmi K40 Pro ?

Redmi K40 Pro has display with 6.67" size.

How much RAM does the Redmi K40 Pro have ?

Redmi K40 Pro has a several versions with 6, 8 or 12GB of RAM.