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Redmi K40S

Redmi K40S
$265.10
Brand: Redmi
Category: Smart Phone
  • Display: 6.67 inches
  • Camera: 48 MP, 8 MP and 2 MP
  • Chiset: Snapdragon 870 5G
  • Battery: 4500 mAh

Our Rating

The overall rating is based on review by our experts

8.7
  • Display 9 / 10
  • Camera 8 / 10
  • Performance 8 / 10
  • Battery 9 / 10
  • Connectivity 9 / 10
  • Features 9 / 10

Redmi K40S mobile was launched on 17th March 2022. The phone comes with a 6.67-inch touchscreen display offering a resolution of 1080×2400 pixels and an aspect ratio of 20:9. Redmi K40S is powered by an octa-core Qualcomm Snapdragon 870 processor. It comes with 6GB, 8GB, and 12GB of RAM. The Redmi K40S runs Android and is powered by a 4500mAh non-removable battery. The Redmi K40S supports Quick Charge 3.0 fast charging.

The Redmi K40S on the rear packs a triple camera setup featuring a 48-megapixel (f/1.8) primary camera; an 8-megapixel camera, and a 2-megapixel camera. The rear camera setup has autofocus. It has a single front camera setup for selfies, featuring a 20-megapixel sensor.

The Redmi K40S runs MIUI 13 is based on Android and packs 128GB, and 256GB of inbuilt storage. The Redmi K40S is a dual-SIM (GSM and GSM) mobile that accepts Nano-SIM and Nano-SIM cards. The Redmi K40S measures 163.20 x 75.95 x 7.70mm (height x width x thickness) and weighs 195.00 grams. It was launched in Aurora, Black, Green, Silver, and colors.

Connectivity options on the Redmi K40S include Wi-Fi 802.11 a/b/g/n/ac/ax, GPS, Bluetooth v5.20, NFC, Infrared, USB Type-C, 3G, 4G, and 5G. Sensors on the phone include an accelerometer, ambient light sensor, compass/ magnetometer, gyroscope, proximity sensor, and in-display fingerprint sensor.

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Detailed Technical Specifications

NETWORK

Technology GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
CDMA 800
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
CDMA2000 1x
4G bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 40, 41, 42
5G bands 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78 SA/NSA/Sub6
Speed HSPA 42.2/5.76 Mbps, LTE-A, 5G

LAUNCH

Announced 17 May, 2022
Status Available. Released 2022, March 17

BODY

Dimensions 163.2 x 76 x 7.7 mm (6.43 x 2.99 x 0.30 in)
Weight 195 g (6.88 oz)
Build Glass front (Gorilla Glass 5), plastic back
SIM Dual SIM (Nano-SIM, dual stand-by)
Others Splash resistant

DISPLAY

Size 6.67 inches, 107.4 cm2 (~86.6% screen-to-body ratio)
Resolution 1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Protection Corning Gorilla Glass 5

PLATFORM

OS Android 12, MIUI 13
Chipset Qualcomm SM8250-AC Snapdragon 870 5G (7 nm)
CPU Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585)
GPU Adreno 650

MEMORY

Card slot No
Internal 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
UFS 3.1

MAIN CAMERA

Lens 48 MP, f/1.8, (wide), 1/2", 0.8µm, PDAF, OIS
8 MP, 119˚ (ultrawide)
2 MP, f/2.4, (macro)
Features Dual-LED dual-tone flash, HDR, panorama
Video [email protected], [email protected]/60/120fps, [email protected]; gyro-EIS

SELFIE CAMERA

Single 20 MP, (wide)
Video [email protected]/120fps

SOUND

Loudspeaker Yes, with stereo speakers (4 speakers)
24-bit/192kHz audio
3.5mm jack

COMMS

WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth 5.2, A2DP, LE
GPS Yes, with A-GPS, GLONASS, GALILEO, BDS
NFC
Infrared port
Radio
USB USB Type-C 2.0, USB On-The-Go

FEATURES

Sensors Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, color spectrum

BATTERY

Charging Fast charging 67W, 100% in 38 min (advertised)
Power Delivery 3.0
Quick Charge 3+

MISC

Colors Black, Gray, Blue, Green
Price About 260 EUR

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