Xiaomi
Xiaomi Redmi K40
Announced Date:2021, February 25Release Date and Availability:Available. Released 2021, March 04Technology:GSM / CDMA / HSPA / CDMA2000 / LTE / 5G2G Bands:GSM 850 / 900 / 1800 / 1900
CDMA 800Display Type:Super AMOLED, 120Hz, HDR10+, 1300 nits (peak)Display Size:6.67 inches, 107.4 cm2 (~85.9% screen-to-body ratio) inches
Pros
Cons
Where to Buy
Currently unavailable for this variant.
Basics
Announced Date
2021, February 25
Release Date and Availability
Available. Released 2021, March 04
Operating System
Android 11, MIUI 12
UI / Skin
MIUI 12
Network
Technology
GSM / CDMA / HSPA / CDMA2000 / LTE / 5G
2G Bands
GSM 850 / 900 / 1800 / 1900
CDMA 800
3G Bands
HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
CDMA2000 1x
4G Bands
1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42
5G Bands
1, 3, 28, 41, 77, 78 SA/NSA/Sub6
Speed
HSPA, LTE, 5G
Display
Display Type
Super AMOLED, 120Hz, HDR10+, 1300 nits (peak)
Display Size
6.67 inches, 107.4 cm2 (~85.9% screen-to-body ratio)inches
Resolution
1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Pixel Density
395 ppippi
Refresh Rate
120HzHz
Adaptive Refresh Rate
-
Peak Brightness
1300 nits (peak)nits
HDR Support
yes
Screen Protection
Corning Gorilla Glass 5
Design & Build
Dimensions
163.7 x 76.4 x 7.8 mm (6.44 x 3.01 x 0.31 in)
Height
163.7 mmmm
Width
76.4 mmmm
Thickness
7.8 mmmm
Weight
196 g (6.91 oz)g
IP Rating
-
Build Materials
Nano-SIM + Nano-SIM
Fingerprint Scanner
Fingerprint (side-mounted)
Colors
Black, White, Aurora
Stylus
-
Performance
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
Process Node
7 nm
RAM
6 GB / 8 GB / 12 GB
Storage
128 GB / 256 GB
Storage Type
128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM
Expandable Storage
no
Cooling System
-
Rear Camera
Main Camera Setup
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 119Ëš (ultrawide)
5 MP, f/2.4, 50mm (macro)
Main Camera
48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF
Ultrawide Camera
8 MP, f/2.2, 119Ëš (ultrawide)
Telephoto Camera
-
Periscope Camera
-
Camera Features
Color spectrum sensor, LED flash, HDR, panorama
OIS
-
Optical Zoom
-
Video Recording
4K@30fps, 1080p@30/60/120/240/960fps, gyro-EIS
Memory
RAM Options
6, 8, 12GB
Storage Options
128, 256GB
Front Camera
Selfie Camera
20 MP, f/2.5, (wide), 1/3.4", 0.8µm
Front Video Recording
HDR
Features
Other Features
-
Battery & Charging
Battery Capacity
4520 mAhmAh
Battery Type
Li-Po
Wired Charging
33W wired, PD3.0, QC3, 100% in 52 minW
Wireless Charging
-W
Reverse Charging
-W
Replaceable Battery
-
Comms
SIM Type
-
5G Support
yes
eSIM
-
Wi-Fi Version
Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct
Bluetooth Version
5.1, A2DP, LE
NFC
yes
USB Type
no
IR Blaster
-
GPS
GPS (L1+L5), GLONASS (G1), BDS (B1I+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC
Radio
yes
Misc
Models
M2012K11AC
SAR
About 280 EUR
SAR EU
-
3rd Party Test Data
Source
-
Performance
-
Display
-
Loudspeaker
-
Battery
-
EU Label
Energy
-
Battery
-
Freefall
-
Repairability
-
Audio & Sensors
Stereo Speakers
yes
3.5mm Jack
no
Sensors
accelerometer, gyro, proximity, compass
Accelerometer
yes
Gyroscope
yes
Proximity Sensor
yes
Compass
yes
Barometer
-
Box & Extras
Charger Included
-
Case Included
-