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- Redmi K40S
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Xiaomi Redmi K40S
Xiaomi Redmi K40S is a smartphone released in March 2022. Key specs: screen size 6.7″, refresh rate 120 Hz, chipset Qualcomm SM8250-AC Snapdragon 870 5G, RAM 12 GB.
7.9Score
Display7.9
Camera8.0
Battery5.5
Features6.9
price range$250–310Reference price converted from EUR
- Released
- March 2022
- Type
- Smartphone
- Brand
Xiaomi- Popularity
- #1,754 of 4,088
6.7″Screen size
120 HzRefresh rate
Snapdragon 870Chipset
12 GBRAM
48 MPMain camera
4,500 mAhBattery capacity
67 WWired charging
195 gWeight
Spec guide
How it ranks among smartphones of 2022
Screen size · 6.7″Top 31%Refresh rate · 120 HzTop 22%RAM · 12 GBTop 17%Main camera · 48 MPBottom 34%Battery capacity · 4,500 mAhBottom 20%Wired charging · 67 WTop 20%Weight · 195 gBottom 45%
Compared with smartphones released in 2022. Bars show the share of models it beats.
compared with other smartphones
Why is Redmi K40S a good choice?
RAM: 12 GBbetter than 80% of smartphones
Wired charging: 67 Wbetter than 80% of smartphones
Refresh rate: 120 Hzbetter than 72% of smartphones
Thickness: 7.7 mmbetter than 90% of smartphones
Selfie camera: 20 MPbetter than 73% of smartphones
Charged in 30 min: 79%better than 70% of smartphones
Weak points
Water resistance (IPx): IPx3worse than 94% of smartphones
Battery capacity: 4,500 mAhworse than 81% of smartphones
Specifications
Full specifications
Design
- Weight
- 195 g
- Thickness
- 7.7 mm
- Height
- 163.2 mm
- Width
- 76 mm
- Back
- Plastic
- Water resistance (IPx)
- IPx3
- Glass protection
- Corning Gorilla Glass 5
- Colours
- Black, Gray, Blue, Green
Display
- Screen size
- 6.7″
- Panel
- AMOLED
- OLED panel
- Yes
- Resolution (width)
- 1,080 px
- Resolution (height)
- 2,400 px
- Pixel density
- 395 ppi
- Refresh rate
- 120 Hz
- Peak brightness
- 1,300 nits
- Screen-to-body ratio
- 86.6%
- HDR
- Yes
Performance
- Process
- 7 nm
- CPU cores
- 8
- CPU frequency
- 3.2 GHz
Camera
- Main camera
- 48 MP
- Main camera aperture
- f/1.8
- Rear cameras
- 2
- Optical stabilisation
- Yes
- Ultra-wide camera
- Yes
- Telephoto camera
- No
- Max video
- 4K
- 4K video frame rate
- 30 fps
- Selfie camera
- 20 MP
- 4K selfie video
- No
Battery
- Battery capacity
- 4,500 mAh
- Battery type
- Li-Po
- Wired charging
- 67 W
- Charged in 30 min
- 79%
- Wireless charging
- No
Connectivity
- 5G
- Yes
- eSIM
- No
- Dual SIM
- Yes
- Wi-Fi standard
- Wi-Fi 6
- Bluetooth
- 5.2
- NFC
- Yes
- USB
- USB Type-C 2.0
- USB version
- 2
- Dual-band GPS
- Yes
- Satellite navigation
- GLONASS, GALILEO, BDS, QZSS, NavIC
Features
- Stereo speakers
- Yes
- 3.5 mm headphone jack
- No
- Fingerprint sensor
- Side
- Sensors
- Fingerprint (side-mounted), accelerometer, gyro, proximity, compass
Specs are collected from manufacturers and open databases and normalised to one format; check details with the seller before you buy.
Compare
Compare Redmi K40S with
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