Xiaomi Redmi K40S Battery FAQs – Find various frequantly asked questions related to the phone’s battery such as – Does the Xiaomi Redmi K40S support fast charging or wireless Charging. What other features does Xiaomi Redmi K40S support, such as type-c port, reverse charging charging?
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.
Battery FAQ
Does Xiaomi Redmi K40S support Fast charging or quick charging?
Yes, Xiaomi Redmi K40S support Fast charging or quick charging.
How much time Xiaomi Redmi K40S takes to charge completely ?
The estimated charging completion time for Xiaomi Redmi K40S is 00 hrs, 29 minutes, Please note this charging value is just an assumsion. We have calcutated this value based on battery capaticy (mAh) and it charging speed (Watt) with an average 3.7V.
Is fast charging possible with Micro-USB ?
No, only devices with USB-C or Type-C can use Fast Charge. Devices with Micro-USB are not eligible for fast charging like as it is limited to 9 Watts of power.
Benfits of USB-C:
- Data transfer up to 10 Gbps.
- Used on smartphones and laptops.
- Capable of up to 100 Watts of power.
- Can be inserted with any orientation.
Does Xiaomi Redmi K40S support wireless charging ?
No, Xiaomi Redmi K40S does not supports wireless charging.
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.