Xiaomi Redmi K40S Performance FAQs – Find various questions and answers related to Camera and Battery such as – Does the Xiaomi Redmi K40S support Dual Apps, IR Blaster or Turbo Gaming. What other features does Xiaomi Redmi K40S support, such as Face Unlock or RAM & Storage?
Are you concerned about this type of question? If so, I’m sure we can answer all your questions. Give a quick look at Xiaomi Redmi K40S Specifications before moving on to Xiaomi Redmi K40S FAQs and Specifications.
Here we have divided the Xiaomi Redmi K40S FAQs into five different categories such as Design, Display, Performance, Camera, and Battery. Our goal is to answer as many queries as we can. Please leave a comment below if you have any query left unanswered.
A quick overview
Display Size | 6.67 inches, 107.4 cm 2 (~86.6% screen-to-body ratio) |
Operating System | Android 12, MIUI 13 |
Chipset | Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) |
Processor | Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) |
Battery | Li-Po 4500 mAh, non-removable |
RAM & Storage | 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM |
Rear Camera | 48 MP, f/1.8, (wide), 1/2", 0.8µm, PDAF, OIS 8 MP, 119˚ (ultrawide) 2 MP, f/2.4, (macro) |
This smartphone was announced on 17 March 2022 and released on 17 March 2022.

The Xiaomi Redmi K40S smartphone is powered by the MediaTek MT6769Z Helio G85 (12nm), which is an Octa-core processor.
It comes with a 6.67 inches touchscreen display with a resolution of 1080x2340 pixels at a pixel density of 395 pixels per inch (ppi) and an aspect ratio of 20:9.
The phone is available in four variants: 6GB RAM + 128GB storage, 8GB RAM + 128GB storage, 8GB RAM + 256GB storage, and 12GB RAM + 256GB storage. Unfortunately, There is no microSD card slot on the Xiaomi Redmi K40S, meaning you're stuck with the storage variant you buy.
Performance FAQ
What is the Antutu score of Xiaomi Redmi K40S ?
The Antutu score of Xiaomi Redmi K40S is .
An AnTuTu score can help you with its robust benchmarks to analyze the performance of your device.
Each test gets a score that gives you an idea of the capability of your device.
You can then compare your scores with those of other phones on the market to see how it ranks among them.
Does Xiaomi Redmi K40S support Face Unlock feature ?
All the latest generation smartphone consist of Face unlock feature including Xiaomi Redmi K40S.
However, you may need to check with manufacturer.
How much RAM does Xiaomi Redmi K40S have ?
The device comes with 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM ram and strorage.
How much internal storage we get on Xiaomi Redmi K40S ?
The device comes with 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM ram and internal memory strorage.
Is there any heating issue on Xiaomi Redmi K40S ?
In most cases, it’s normal to experience heating issues since most smartphones don’t have a cooling device, but if you use your phone with multitasking and playing heavy games then your phone will slow down and the device’s power will decrease, affecting the device’s performance.
Can Xiaomi Redmi K40S run PUBG/ Fortnite smoothly ?
It depends on the processor and ram of the smartphone. To run highend games like PUBG/BGMI or Fortnite smoothly on Xiaomi Redmi K40S the minimum requirement is to have atleast 3GB of RAM and a good processor.
However, gaming for long time may decrease the smoothness depending upon the other factors like battery percentage and display brightness and ram consumption.
Does Xiaomi Redmi K40S has lags/lagging issues?
No, Xiaomi Redmi K40S does not lags while normal usage. However, while heavy gaming for a long time may decrease its performance.
Can you uninstall or disablepre-installed apps on Xiaomi Redmi K40S?
By default Xiaomi Redmi K40S does not allows users to remove its pre-installed apps but you may use third-party tools to remove pre-installed apps from the Xiaomi Redmi K40S.
Does Xiaomi Redmi K40S support Video Calling ?
Yes, Xiaomi Redmi K40S does have a support for video calling.
Does Xiaomi Redmi K40S support dedicated memory card slot ?
Xiaomi Redmi K40S does has No memory card slot.
What Android version we get on Xiaomi Redmi K40S ?
Android version and Custom ROM used of Xiaomi Redmi K40S is Android 12, MIUI 13 .
Does Xiaomi Redmi K40S support Dolby Atmos ?
No Xiaomi Redmi K40S, does not support Dolby Atmos, However you may need to confirm with your retailer.
Does Xiaomi Redmi K40S support IR blaster or Infrared Sensor ?
No, Xiaomi Redmi K40S does not support IR Blaster or Infrared Port.
Does Xiaomi Redmi K40S support USB OTG to sync files ?
Xiaomi Redmi K40S has USB Type-C 2.0, OTG , It supports USB OTG.
Does Xiaomi Redmi K40S support FM Radio ?
No, Xiaomi Redmi K40S does not support FM Radio.
Does Xiaomi Redmi K40S support virtual reality gear ?
Yes, Xiaomi Redmi K40S is compatible with VR Gear.
Does Xiaomi Redmi K40S support Ambient light sensor ?
No confimed, you may need to check with the manufacturer.
Does Xiaomi Redmi K40S support Gyroscope sensor ?
Yes, Xiaomi Redmi K40S supports Gyroscope sensor.
Does Xiaomi Redmi K40S support Accelerometer sensor ?
Yes, Xiaomi Redmi K40S supports Accelerometer sensor.
Does Xiaomi Redmi K40S support Proximity sensor ?
Yes, Xiaomi Redmi K40S supports Proximity sensor.
Does Xiaomi Redmi K40S support Compass sensor ?
Yes, Xiaomi Redmi K40S supports Compass sensor.
Does Xiaomi Redmi K40S support NFC ?
Yes, Xiaomi Redmi K40S is compatible with NFC sensor.
Does Xiaomi Redmi K40S support One hand UI ?
No, Xiaomi Redmi K40S does not support One hand UI, Confirming with the manufacturer is required.
Does Xiaomi Redmi K40S support split screen feature ?
All new generation smartphone has split screen feature including Xiaomi Redmi K40S.
Does Xiaomi Redmi K40S support dual apps ?
All new generation smartphone has dual apps feature including Xiaomi Redmi K40S.
Does Xiaomi Redmi K40S support 5G connectivity or 5G Band ?
If you're wondering whether the Xiaomi's brand new Xiaomi Redmi K40S phone support 5G, then the short answer is yes. Xiaomi Redmi K40S support 5G.
Does Xiaomi Redmi K40S support 4G connectivity or 4G Band ?
If you're wondering whether the Xiaomi's brand new Xiaomi Redmi K40S phone support 4G, then the short answer is yes. Xiaomi Redmi K40S support 4G.
Does Xiaomi Redmi K40S support 3G connectivity or 3G Band ?
If you're wondering whether the Xiaomi's brand new Xiaomi Redmi K40S phone support 3G, then the short answer is yes. Xiaomi Redmi K40S support 3G.
Does Xiaomi Redmi K40S support screen mirroring or chromecast ?
Yes, Xiaomi Redmi K40S support screen mirroring or chromecast.
Don’t forget to check other Xiaomi Redmi K40S FAQs.
- Full Phone specifications
- Design FAQs - Waterproof, Gorilla Glass, Type-C
- Display FAQs - AMOLED Screen, Screen Protection, HDR
- Camera FAQs - Night Mode, 4K 60FPS, OIS
- Performance FAQs - Chipset, IR Blaster, NFC, CPU
- Battery FAQs - Fast Charging, Wireless Charging, Battery mAh
Quick note: It is important to note that we cannot guarantee the accuracy of all answers. We recommend confirming with the retailer before purchasing.