Xiaomi Redmi K40S Specifications

Xiaomi Redmi K40S
  • 6.67" (2400x1080) AMOLED
  • 6GB/8GB/12GB
    Snapdragon 870 SoC     128GB/256GB Storage
  • 48-MP, f/1.79 3 Rear Cameras
  • 4500 mAh

The Xiaomi Redmi K40S phone has a 6.67-inch (2400x1080) AMOLED screen, a 48MP main camera and a 8MP selfie camera. The battery capacity is 4500 mAh and the main processor is a Snapdragon 870 with 6 GB of RAM.

Specifications Highlights
ProductRedmi K40S (Launched 2022-03-17)
Display6.67" 2400x1080 AMOLED
Rear Camera(s)
  • 48-MP f/1.79 (Primary)
  • 8-MP f/2.2
  • 2-MP f/2.4
Selfie Camera(s)
  • 20-MP
Computing
  • Snapdragon 870 SoC
  • 6GB/8GB/12GB RAM
  • 128GB/256GB Storage
Battery4500 mAh
DesignIP Rating, 195g (6.9oz), 75.95x163.2x7.7 mm (2.99 x 6.43 x 0.30 inches)
Display
TypeAMOLED
Diagonal (inches)6.67"
Display/Body Ratio86.7%
Resolution2400x1080
Sharpness (PPI)395 PPI
Display Glass TypeGorilla Glass 5
Features
  • Multitouch
  • Glossy
  • HDR
Color Depth24 bit (16,777,216 Colors)
Primary Camera
Megapixel8-MP
Aperturef/2.2
Sensor SizeSmall
Macro Camera
Megapixel2-MP
Aperturef/2.4
Hardware Features
  • Macro Lens
Battery
Battery TypeLi-Poly
Battery Capacity (mAh)4500 mAh
Battery Features
  • Fast Charge
  • Non-Removable
Computing
Processor BrandQualcomm
Processor NameSnapdragon 870
Processor # Cores8
Main Processor Frequency (GHz)3.2 GHz
RAM Options6GB/8GB/12GB
Internal Storage Options128GB/256GB
Operating System + VersionAndroid 11
Communications
LTE Bands1, 18, 19, 2, 26, 28, 3, 34, 38, 39, 4, 40, 41, 5, 7, 8
Modem Features
  • EDGE
  • GPRS
  • HSPA+
  • LTE
  • TD-SCDMA
  • 5G NSA
  • 5G SA
WiFi Speed
  • a
  • b
  • g
  • n
  • ac
WiFi Features
  • Dual-band
  • Hotspot
  • WiFi Direct
Bluetooth VersionBluetooth 5.2
Bluetooth Features
  • A2DP
  • BT LE
NFC Features
  • NFC Supported
Connector TypeUSB Type C
Connector Features
  • USB 2.0
  • USB OTG
Sim Card 0
NameSIM0
SIM TypeNano SIM
Sim Card 1
NameSIM0
SIM TypeNano SIM/MicroSD
Multimedia
Multimedia Features
  • IR
Audio Features
  • Loudspeaker
  • Hi-Fi
  • FM Radio
Audio Formats
  • AAC
  • AMR
  • AWB
  • RA
  • FLAC
  • MP3
  • OGA
  • OGG
  • WMA
  • WAV
Video Formats
  • MPEG-4
  • MP4
Sensors
  • Accelerometer
  • Compass
  • Gyroscope
  • Fingerprint
  • GPS
  • A-GPS
  • BeiDou
  • Galileo

Redmi K40S Frequently Asked Questions (FAQ)

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No. Our information shows that the Redmi K40S is NOT water-tight an has no IP-Rating rating.
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Yes, the Redmi K40S has dual-SIM (or SIM+eSIM). Always verify your specific model before buying as it can be different per region and carrier."
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No, the Redmi K40S 2400x1080 display resolution is not 4K.
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No, the Redmi K40S is not compatible with Wireless Charging.
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No, the Redmi K40S does not support Qi Wireless Charging.
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No, the Redmi K40S does not seem to work on 4G-LTE networks.
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Yes, the Redmi K40S is a 5G smartphone.
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Yes, the Redmi K40S is a USB-C smartphone.
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No, the Redmi K40S does not have a removable battery.

Xiaomi Redmi K40S Specs & Speed Benchmarks

Battery Capacity (mAh)

Higher is better