Price and specifications on Xiaomi Redmi K40
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Version
Select a version
Summary

Xiaomi Redmi K40 camera test and photos taken with it

The camera Xiaomi Redmi K40
is a
Sony IMX582 Exmor RS of
48 megapixels and aperture f/1.79



Triple rear camera

Standard
1
Resolution
48 Mpx
Sensor
Sony IMX582 Exmor RS
Type
CMOS
Aperture
ƒ/ 1.79
ISO
--
Pixel size
0.80 µm
Sensor size
1/2
Wide Angle + Macro
2
Resolution
8 Mpx
Sensor
Sony IMX355
Type
CMOS BSI
Aperture
ƒ/ 2.2
Pixel size
1.14 µm
Sensor size
1/2.8
Macro lens
3
Resolution
5 Mpx
Sensor
Samsung S5K5E9
Type
ISOCELL
Aperture
ƒ/ 2.4
Pixel size
1.12 µm
Sensor size
1/5
Flash
Dual LED
Optical Stabilisation
No
Slow Motion Video
Yes, 960 fps
Features
  • 4K Video
  • Digital zoom
  • Triple camera
  • Digital image stabilization
  • Touch focus
  • Manual focus
  • Autofocus
  • HDR
  • Continuous shooting
  • White balance settings
  • ISO settings
  • Exposure compensation
  • Scene mode
  • Self-timer
  • Panorama
  • Geotagging
  • Face detection

Selfie

Resolution
20 Mpx
Sensor
Samsung S5K3T2
Type
CMOS
Aperture
Unknow
Pixel size
0.80 µm
Sensor size
1/3.4
Others
Extra
  • 119º Ultra wide angle lens

Design & Materials

Structure

Size
76.4 mm 163.7 mm 7.8 mm
Weight
196 g
Diagonal
6.67"

Performance & Hardware

Processor

Model
Qualcomm Snapdragon 870
CPU
1x CortexA77 3.20 GHz + 3x CortexA77 2.4 GHz + 4x CortexA55 1.8 GHz
Type
Octa-Core
Frequency
3.2 GHz
64 Bits
Yes

Camera

Rear

Main
Resolution
48 Mpx
Sensor
Sony IMX582 Exmor RS
Type
CMOS
Aperture
ƒ/ 1.79
Secondary
Resolution
8 Mpx
Sensor
Sony IMX355
Type
--
Aperture
ƒ/ 2.2

Connectivity

Bands

5G
n1 (2100), n3 (1800), n28a (700), n41 (2500), n78 (3500), n79 (4700)
4G LTE
B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100 AWS 1), B5 (850), B7 (2600), B8 (900), B18 (800), B19 (800), B26 (850), B28a (700), B34 (TDD 2100), B38 (TDD 2600), B39 (TDD 1900), B40 (TDD 2300), B41 (TDD 2500), B42 (TDD 3500)
3G
B1 (2100), B2 (1900), B4 (1700/2100 AWS A-F), B5 (850), B6 (800), B8 (900), B19 (800)
2G
CDMA BC0 (800), B2 (1900), B3 (1800), B5 (850), B8 (900)

SIM card

Type
Dual SIM Dual Standby (Nano SIM + Nano SIM)

Battery

Battery
Capacity
4520 mAh
Type
Li-Polymer

Software

Software

Operating System
Android 12 Snow Cone
MIUI V13 (Android 12)

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