Xiaomi Redmi K40

Network

Technology

GSM / CDMA / HSPA / CDMA2000 / LTE / 5G

4G

Yes

5G

Yes

Body

Dimensions

163.7 x 76.4 x 7.8 mm (6.44 x 3.01 x 0.31 in)

Weight

196 g (6.91 oz)

Build

Not Specified

SIM

Dual SIM (Nano-SIM, dual stand-by)

Display

Type

Super AMOLED, 120Hz, HDR10+, 1300 nits (peak)

Size

6.67 inches, 107.4 cm2 (~85.9% screen-to-body ratio)

Resolution

1080 x 2400 pixels, 20:9 ratio (~395 ppi density)

Protection

Corning Gorilla Glass 5

System

OS

Android 11, MIUI 12

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

Internal

128, 256GB

Ram

6, 8, 12GB

Main Camera

Setup

Triple

Lens

48 MP, f/1.8, 26mm (wide), 1/2", 0.8µm, PDAF
8 MP, f/2.2, 119˚ (ultrawide)
5 MP, f/2.4, 50mm (macro), 1/5.0", 1.12µm

Features

LED flash, HDR, panorama

Video

4K@30fps, 1080p@30/60/120/240/960fps, gyro-EIS

Selfie Camera

Setup

Singe

Lens

20 MP, f/2.5, (wide), 1/3.4", 0.8µm

Features

HDR

Video

1080p@30fps, 720p@120fps

Battery

Type

Li-Po 4520 mAh, non-removable

Charging

Fast charging 33W, 100% in 52 min (advertised) Power Delivery 3.0 Quick Charge 3+

Sound

Loudspeaker

Yes

3.5mm jack

Yes

Features

Sensors

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

WLAN

Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot

Bluetooth

5.1

Radio

No

USB

USB Type-C 2.0, USB On-The-Go

Others

Colors

Black, White, Aurora

Launch Date

2021, February 25