Xiaomi Redmi K40

Name: Xiaomi Redmi K40
Brand: Xiaomi
SKU: SKU16520

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Market Status: Not released

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Key Specifications

ProcessorSnapdragon 870 Octa core
Display6.67″ (16.94 cm) 120Hz Super AMOLED
Rear Camera48+8+5 MP
Front Camera20 MP
RAM | Storage6 GB | 128 GB
Battery4520 mAh | 33W Fast Charging
NetworkDual SIM: 5G & 4G
OSAndroid v11

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Status	Not releasing in India
Last Updated	April 21, 2025

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Xiaomi Redmi K40	vivo T3 Pro	iQOO Z9s Pro	Xiaomi Redmi Note 14 Pro 5G	Xiaomi Redmi Note 13 Pro Plus 5G	Nothing Phone 2a Plus	OnePlus Nord CE 3 5G	HMD Fusion	realme GT 2 5G	realme GT Neo 2 5G	Moto E14
₹ 22,490	₹ 22,999	₹ 22,998	₹ 22,189	₹ 22,499	₹ 22,300	₹ 22,462	₹ 18,999	₹ 22,210	₹ 22,990
--	8.3/10 by Expert	8.3/10 by Expert	--	8/10 by Expert	--	8/10 by Expert	7.6/10 by Expert	8.1/10 by Expert	8.5/10 by Expert	--
Snapdragon 870	Snapdragon 7 Gen 3	Snapdragon 7 Gen 3	MediaTek Dimensity 7300 Ultra	MediaTek Dimensity 7200 Ultra	MediaTek Dimensity 7350 Pro	Snapdragon 782G	Snapdragon 4 Gen 2	Snapdragon 888	Snapdragon 870	Unisoc
6.67″ (16.94 cm) 120Hz Display	6.77″ (17.2 cm) 120Hz Display	6.77″ (17.2 cm) 120Hz Display	6.67″ (16.94 cm) 120Hz Display	6.67″ (16.94 cm) 120Hz Display	6.7″ (17.02 cm) 120Hz Display	6.7″ (17.02 cm) 120Hz Display	6.56″ (16.66 cm) 90Hz Display	6.62″ (16.81 cm) 120Hz Display	6.62″ (16.81 cm) 120Hz Display	6.56″ (16.66 cm) 90Hz Display
48+8+5 MP Rear	50+8 MP Rear	50+8 MP Rear	50+8+2 MP Rear	200+8+2 MP Rear	50+50 MP Rear	50+8+2 MP Rear	108+2 MP Rear	50+8+2 MP Rear	64+8+2 MP Rear	13 MP Rear
20 MP Front	16 MP Front	16 MP Front	20 MP Front	16 MP Front	50 MP Front	16 MP Front	50 MP Front	16 MP Front	16 MP Front	5 MP Front
6 GB RAM 128 GB Storage	8 GB RAM 128 GB Storage	8 GB RAM 128 GB Storage	8 GB RAM 128 GB Storage	8 GB RAM 256 GB Storage	8 GB RAM 256 GB Storage	8 GB RAM 128 GB Storage	8 GB RAM 256 GB Storage	8 GB RAM 128 GB Storage	8 GB RAM 128 GB Storage	2 GB RAM 64 GB Storage
4520 mAh 33W Charging	5500 mAh 80W Charging	5500 mAh 80W Charging	5500 mAh 45W Charging	5000 mAh 120W Charging	5000 mAh 50W Charging	5000 mAh 80W Charging	5000 mAh 33W Charging	5000 mAh 65W Charging	5000 mAh 65W Charging	5000 mAh 15W Charging
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Latest News

February 24, 2021

Xiaomi Redmi K40 series to come with 120Hz OLED display, support for gaming accessories

February 23, 2021

Redmi K40 Specs Leaked on Geekbench Ahead of Feb 25 Launch: Snapdragon 870, 8GB RAM and More

February 20, 2021

Redmi K40 Officially Confirmed to Feature E4 AMOLED Display, Snapdragon 888 SoC and WiFi 6

February 10, 2021

Mi 10 5G, Redmi K40 and Redmi K40 Pro TENAA Images Goes Live Ahead of Launch

January 11, 2021

Redmi K40 Series Officially Confirmed to Launch on February 2021, Specs and Price Revealed

Xiaomi Redmi K40 Specifications

Performance Design Display Camera Battery Storage Software Connectivity Sound Sensors

Performance

Chipset

Qualcomm Snapdragon 870

No Of Cores

8 (Octa Core)

CPU

3.2GHz, Single core, Kryo 585 2.42GHz, Tri core, Kryo 585 1.8GHz, Quad core, Kryo 585

Architecture

64-bit

Fabrication

7 nm

RAM

6 GB

RAM Type

LPDDR5

Graphics

Adreno 650

Design

Height

6.44 inches (163.7 mm)

Width

3.01 inches (76.4 mm)

Thickness

0.31 inches (7.8 mm)

Weight

196 grams

Colors

Glossy Black, Icy White, Dreamland

Screen Unlock

Fingerprint, Face unlock

Display

Resolution

1080 x 2400 pixels

Aspect ratio

20:9

Display Type

Super AMOLED, HDR 10+

Size

6.67 inches (16.94 cms)

Bezel-less display

Yes, with Punch-hole

Pixel Density

395 pixels per inch (ppi)

Brightness

1300 nits

Protection

Corning Gorilla Glass v5

TouchScreen

Yes, Capacitive, Multi-touch

Color Reproduction

16M Colors

Screen to body percentage

85.88 %

Display Refresh Rate

120Hz

Camera

Rear camera setup

Triple

Rear camera (Primary)

48 MP resolutionWide Angle lensf/1.79 aperture26 mm focal length 2" sensor size0.8µm pixel size

Rear camera (Secondary)

8 MP resolutionUltra-Wide Angle lensf/2.2 aperture

Rear camera (Tertiary)

5 MP resolutionMacro lensf/2.4 aperture5.0" sensor size1.12µm pixel size

Front camera setup

Single

Front camera (Primary)

20 MP resolutionWide Angle lensf/2.4 aperture3.4" sensor size0.8µm pixel size

Sensor

Exmor-RS CMOS Sensor

Flash

LED Rear flash

Video Resolution (Rear)

3840x2160 @ 30 fps1920x1080 @ 30 fps

Video Resolution (Front)

1920x1080 @ 30 fps

Camera Features

Auto Flash Auto Focus Face detection Touch to focus

Shooting Modes

Continuous Shooting High Dynamic Range mode (HDR)

Battery

Type

Li-Polymer

Capacity

4520 mAh

Removable

No

Fast Charging

Yes, 33W

Charging speed

100 % in 52 minutes (claimed by Brand)

Storage

Internal Memory

128 GB

Memory type

UFS 3.1

Expandable Memory

No

Software

Operating System

Android v11

Custom UI

MIUI

Connectivity

SIM Configuration

Dual SIM SIM1: Nano SIM2: Nano

Network

SIM1: 5G, 4GSIM2: 4G

SIM1 Bands

5G:FDD N1 / N3 / N28 ; TDD N41 / N77 / N78 4G:TD-LTE 2300(band 40) ; FD-LTE 1800(band 3)

SIM2 Bands

4G:TD-LTE 2300(band 40) ; FD-LTE 1800(band 3)

Voice over LTE(VoLTE)

Yes

Wi-Fi

Yes, with ac/b/g/n/n 5GHz

Wi-fi features

Mobile Hotspot

USB

USB Type-C, Mass storage device, USB charging

Bluetooth

Bluetooth v5.1

GPS

Yes with A-GPS, Glonass

NFC Chipset

Yes

Infrared

Yes

Sound

Speaker

Yes

Audio Jack

Yes, USB Type-C

Video Player

Yes, Video Formats: MP4

Sensors

Fingerprint sensor

Yes, Side

Face Unlock

Yes

Other Sensor

Light sensorProximity sensorAccelerometerCompassGyroscope

Disclaimer : Specifications shown may be different from the actual product. We cannot guarantee that the information provided on this page is 100% correct. Please check with the retailer before purchasing.