Redmi K40 Pro+

It is powered by the Qualcomm Snapdragon 888 (SM8350) with a 120 Hz AMOLED display.

Key Specs

Screen:

6.67 Inch, 1080x2400 (FHD+) Pixel, AMOLED, 120 Hz

Chipset:

Qualcomm Snapdragon 888 (SM8350)

Thickness:

7.8 mm

SIM Card Type:

Nano-SIM (4FF)

RAM and Storage:

12 GB RAM, 256 GB

Battery:

4520 mAh, 33 W

Main Camera:

108 MP, F1.75, 30 fps

OS Version:

Android 11

0.0

out of 5

0 Reviews

USB Type-C Fast Charging High Refresh Rate Good night shots
End of update life No microSD support No OIS

Technical Specs
Opinions 0
Photos

Full Specifications

General Specs

LAUNCH

Brand	Redmi
Announced
Aka
Serie	Redmi K
Sub Serie	Redmi K40
Announce Date	2021, February
Release Year	2021
Release Date
Out Price

DISPLAY

Screen Size	6.67 Inch
Display Technology	AMOLED
Screen Resolution	1080x2400 (FHD+) Pixel
Screen Resolution Stanadrd	FHD+
Pixel Density (PPI)	395 PPI
Screen Refresh Rate
Aspect Ratio	20:9
Screen Area	106.81 cm²
Screen Features	HDR, HDR10+, Scratch Resistant Glass, HDR10, Motion Estimation/Compensation (MEMC), Multi-Touch, DCI-P3 Wide Color Gamut, Full Screen Display, Delta-E < 0.35, In-Display Camera, JNCD 0.36, 5000000:1 Contrast Ratio, 360 Hz Screen Touch Response, 900 cd/m² (nit) Brightness, 1300 cd/m² (nit) Brightness (Max.)
Screen Protection	Corning Gorilla Glass 5
Touch Screen Technology	Capacitive Touchscreen
Color Depth	16 Million
Screen Body Ratio	85.4 %
Notification Light

SECOND FRONT DISPLAY

Second Front Display
Size
Resolution
Density
Features

BACK DISPLAY

Back Display
Size
Resolution
Density
Features

BODY

Colors
Height	163.7 mm
Height (Folded)
Width	76.4 mm
Width Folded Unfolded
Thickness	7.8 mm
Thickness (Folded)
Thickness (Thinnest Point)
Weight	196 Grams
Other Variants Weight
Material (Back Cover)	Glass
Material (Frame)
Cover Features
Certification
Water Resistant	Yes
Water Resistantce Level	IPX3
Dust Resistant	Yes
Dust Resistantce Level	IP5X
Sensors	Barometer, Gyroscope, Compass, Ambient Light, Accelerometer, Ambient Light (Rear), Ultrasonic Proximity Sensor
Fingerprint Sensor	Yes
Fingerprint Sensor	On the Side
Earphone Jack	USB Type-C
Audio Output Features
NFC	Yes
NFC Features
NFC Info
Infrared
USB Type	USB Type-C
USB Version	2
USB Features
Cooling System
HDMI
Speaker Features	Stereo, Double Speakers

OTHER

Box Content
Physical Keyboard
Accesories Supported

Network

Frequencies

Technology
2G Bands
3G Bands
4G Bands
5G Bands
TD-SCDMA
Navigation	Dual-Frequency GPS, GPS, A-GPS, BDS, BeiDou (B1I + B1C + B2a Tri-band), Galileo, Galileo (E1 + E5a dual band), GLONASS, GPS (L1 + L5 dual band), NavIC, QZSS (L1 + L5 dual band)
4G Download Speed
4G Upload Speed
4G Technology
4G Features

Others

SIM Card Type	Nano-SIM (4FF)
Number of SIM Area	Dual SIM
Dual SIM Feature
Wi-Fi Bands	Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
Wi-Fi Features	MIMO, Dual-Band, MiraCast, Wi-Fi Direct, Wi-Fi Hotspot, 2X MIMO, 3 Band (2.4/5/6GHz)
Video Calling App	Yes
Bluetooth	5.2
IR Blaster	Yes
VoLTE
FM Radio
FM Radio Features
Services and Apps	Corning Gorilla Glass 5 Cover, Built-in Liquid Cooling System, Dolby Atmos, Screen Mirroring, Noise Cancelling Third Microphone, Hi-Res Audio Certified, HWA (Hi-Res Wireless Audio), Dark Mode, Audio Zoom

SAR VALUEThe FCC limit is 1.6 W/kg measured in a volume of 1 gram of tissue.

Body SAR)
Head SAR
Body SAR (5G)
Head SAR (5G)

Performance

PLATFORM

Chipset	Qualcomm Snapdragon 888 (SM8350)
CPU	1x 2.84 GHz ARM Cortex-X1 (Kryo 680)
CPU Frequency	2.84 GHz
Cores	8 cores
Process Technology
First Coprocessor	3x 2.42 GHz ARM Cortex-A78
Second Coprocessor	Quad-core 1.8 GHz ARM Cortex-A55
CPU Architecture	64-bit
Lithography	5 nm
GPU	Adreno 660
GPU Frequency	840 MHz
Other Chipset Variants
Android Version	Android 11
Play Store
User Interface (UI)	MI UI
UI Version	MIUI 12

MEMORY

RAM Capacity	12 GB
RAM Type	LPDDR5
RAM Channels
RAM Frequency Max
Other RAM Options
Storage	256 GB
Storage Technology	UFS 3.1
SD Card Slot	No
SD Card Support
Other Storage Options

PERFORMANCE SCORES

Antutu Score

• Antutu V4

• Antutu V5

• Antutu V6

• Antutu V7

• Antutu V8

• Antutu V9

• Antutu V10

Battery

Battery Capacity	4520 mAh
Battery Technology
Battery Features
Charging Type	USB Type-C
Fast Charge	Yes
Fast Charge Power	33 W
Fast Charge Technology	USB-PD 3.0 (Power Delivery), Fast Charge (33W), Qualcomm Quick Charge 3.0+
Wireless Charge	No
Wireless Charge Features
Removable Battery	No
Video Playing
Audio Playing
Charging Time	52 Minutes
Talk Time (4G)
Standby Time (4G)
Talk Time (3G)
Standby Time (3G)
Standby Time (2G)
Talk Time (2G)
Network Usage (4G)
Network Usage (3G)
Gaming
Mixed

Camera

MAIN CAMERA The following features may vary with the software update.

First Camera

Resolution	108 MP
Pixel Size
Camera Features	Portrait Mode, Phase Detect Auto-Focus (PDAF), HDR, AI Scene Detection, RAW Recording, Auto Focus, Samsung ISOCELL HM2 Sensor, Timer, 0.7μm (2.1μm) Pixel, 7 Element (7P) Lens
Aperture Size	F1.75
Sensor Size	1/1.52 inches

Second Camera

Resolution	8 MP
Aperture	F2.2
Features	Ultra Wide Angle, Ultra Wide Angle (119°)

Third Camera

Resolution	5 MP
Aperture
Features	Telephoto, Macro Shot, 50mm

Focal Length
Maximum Aperture Size
Optical Zoom
OIS
OIS Features
Flash	LED
Video Resolution	4320p (Ultra HD) 8K
Video FPS	30 fps
Video Features	Timelapse Video Recording, Slow Motion Video
Video Recording Options	720p @ 30fps, 1080p @ 30fps, 1080p @ 60fps, 2160p @ 30fps, 2160p @ 60fps, 4320p @ 30fps
Slow Motion FPS Options	720p @ 120fps, 720p @ 240fps, 720p @ 960fps, 1080p @ 120fps, 1080p @ 240fps, 1080p @ 960fps

DxOMark Score

Mobile Score (Rear)

Mobile

SELFIE CAMERA

First Front Camera

Resolution	20 MP
Aperture Size
Sensor Size
Features	Portrait Mode, Voice Command, AI Scene Detection, Slow Motion Video Recording, Gesture Shot, Time-Lapse, AI Beautification, Self-timer, Panorama Selfie, Face Detection, 720p @ 120fps Recording