Redmi K40S

Redmi K40S is an not released in india smartphone that comes with a 6.67-inch AMOLED display, 48MP primary camera, and is powered by the Snapdragon 870 processor. It features 4500mAh battery and 67W charging. This phone is launched in China but not available in India yet.

Market status:Not Released in India

Launched On: 17 Mar 2022

China

Launched Price in China¥1799

Processor

Qualcomm Snapdragon 870

Adreno 650

Display

6.67" (120Hz)

FHD+ AMOLED
HDR10+

Battery

4500mAh (Lithium Ion)

67Watt (wired)
Charger in the box

Rear Camera

48MP (Wide-angle)

Sony IMX582

8MP (Ultra-wide)

2MP (Macro)

OIS

4K@30fps

RAM/Storage

6GB (LPDDR5)

128GB (UFS 3.1)

Front Camera

20MP (Wide)

1080@30fps

Design

Gorilla Glass 5 (Front)

Plastic (Back)
Plastic Frame (Side)
Splash Resistant

Android (Redmi MIUI)

See full specifications

This product has not been released in India and all information is based on the China launch.

This phone's software support window has officially closed. It's still usable, but don't expect fresh updates or features

Redmi K40S Timeline

Mar 17, 2022

Redmi K40S has been launched in China, with sales beginning the same day at a starting price of CNY ¥1,799 (around ₹21,020), featuring a 6.67-inch FHD+ display, Snapdragon 870 chipset, 4500mAh battery, and 67W fast charging.

Redmi K40S Full Specifications

Expanded View

General

Box ContentsPhone, 67W Charger, Type-C Cable, Case, SIM Ejector Tool
ColorsGloss Black, Dim Glow, Silver Trace, Magic Mirror, Clear Snow
LaunchMarch 17, 2022
AvailabilityMarch 17, 2022
Launch CountryChina
Launch Price¥1799

Display

Type
- Display TypeAMOLED
- Display EngineE4
- Refresh Rate120 Hz
- Playback QualityHDR10+
- LTPO SupportNo
- LTPS SupportNo
- Touch Sampling Rate360 Hz
- Anti Reflection CoatingNo
Size
- Display Size6.67 inches
- Area107.4 cm²
- Screen to Body Ratio86.6
- Display Form FactorFlat Display
Resolution
- Display ResolutionFHD+
- Resolution Width1080 pixels
- Resolution Height2400 pixels
- Aspect Ratio20:9
- Pixel Density395 ppi
- Contrast Ratio5,000,000:1
- Colour GamutDCI-P3
- Color Gamut Range100 %
- Display Bit Rate8-bit
- Eye ProtectionSGS Display Certification
- High Brightness1300 nits
- Peak Brightness1300 nits

Body

Dimensions163.2 x 75.95 x 7.7 mm
Weight195 grams
FrontGorilla Glass 5
BackPlastic
SidePlastic Frame
Build QualityCorning Gorilla Glass 5
PortsUSB Type-C, OTG
IP RatingSplash Resistant
SpeakerHi-Res & Hi-Res Wireless Audio, Stereo Speakers, Dolby Atmos

Processor

Chipset
- Chipset ManufacturerQualcomm
- ChipsetSnapdragon 870
- Fabrication Size7 nm
- Co-Processor-
CPU
- Number of CoresOcta-core
- Clock Speed1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585
- Cooling SystemVapor Chamber Cooling
- Overclocked ProcessorNo
GPUAdreno 650

Benchmarking

System Performance

AnTuTu 0

Main Camera

Main Camera
- Main Camera #1 Megapixel48 MP
- Main Camera #1 Camera SensorSony IMX582
- Main Camera #1 Lens TypeWide-angle
- Main Camera #1 Aperturef/1.79
- Main Camera #1 Sensor Size1/2.0"
- Main Camera #1 Pixel Size0.8 µm
- Main Camera #1 Camera FeaturesOIS
  PDAF
Main Camera #2
- Main Camera #2 Megapixel8 MP
- Main Camera #2 Lens TypeUltra-wide
- Main Camera #2 Aperturef/2.2
- Main Camera #2 Field of View119
- Pixel Size1.12 µm
Main Camera #3
- Main Camera #3 Megapixel2 MP
- Main Camera #3 Lens TypeMacro
- Main Camera #3 Aperturef/2.4
- Main Camera #3 Pixel Size0.64 µm
Features
- Camera StabilizationOIS
- Auto Focus TypePDAF
- Dynamic Video Recording SupportSDR recording
- Slow Motion Recording960 fps slomo
- FeaturesCinematic Mode
  Color Spectrum Sensor
  Dual LED Dual Tone Flash
  Dual View
  HDR
  Professional Mode
  Slow Motion
Video
- Video Recording1080p@120fps
  1080p@30fps
  1080p@60fps
  4K@30fps
  720p@120fps
  720p@240fps
  720p@30fps
  720p@960fps
- Log Video Recording SupportNo
- Video Featuresgyro-EIS

Operating System

Operating SystemAndroid 12, Redmi MIUI
Software Updates3 year(s) of Security updates
AI FeaturesAI Beauty, AI Camera

Selfie Camera

Front Camera
- Front Camera #1 Megapixel20 MP
- Front Camera #1 Lens TypeWide
- Front Camera #1 Aperturef/2.0
- Front Camera #1 Pixel Size1 µm
Features
- Auto Focus TypeFixed Focus
- FeaturesAI Beauty Mode
  Face unlock
  Gesture Selfie
  Night
  panorama
  Portrait Mode
  Screen flash
Video
- Video Recording1080@30fps
- HDR Recording SupportSDR recording
- Video Features1080p@30 fps
  720p@30/120fps

Battery

Capacity4500 mAh, Lithium Ion (Non-removable)
Charging
- Charging Speed Wired67 W
- Wireless Charging SupportNo
- Reverse Wireless Charging SupportNo
- Reverse Wired Charging SupportNo
- Charging Standards SupportedPD3.0
  QC3+
- Bypass Charging SupportNo

Memory

Storage128GB, UFS 3.1
RAM6GB, LPDDR5

Network

SIMDual SIM (nano-SIM, dual stand-by)
Technology5G, CDMA, EVDO, GSM, LTE FDD, LTE TD, WCDMA
2G Bands1800, 1900, 800, 850, 900 (5 bands)
3G Bands1, 2, 4, 5, 6, 8, 19, CDMA EVDO: BC0 (8 bands)
4G Bands1, 2, 3, 4, 5, 8, 18, 19, 26, 34, 38, 39, 40, 41, 42 (15 bands)
5G Bands1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA (10 bands)
Speed5G, CDMA, GSM, LTE, WCDMA

Connectivity

WLANWi-Fi 6 802.11 a/b/g/n/ac/ax, Hotspot, Wi-Fi Direct, Dual Band
Bluetooth5.2, AAC, LDAC, LHDC
PositioningA-GPS, AGNSS, BeiDou(B1/B2a), Galileo (E1+E5a), GLONASS (G1), GPS (L1+L5)
NFCSupported

Features

Fingerprint ScannerSide Mounted
Sensors
- Sensors on BoardAccelerometer
  Ambient Light Sensor
  Color Temperature Sensor
  Electronic Compass
  Gyroscope
  Infrared Sensor
  Linear Motor
  Ultrasonic Distance Sensor
Additional FeaturesX-axis Linear Motor