2G / 3G / 4G / 5G / CDMA / EVDO
Dual SIM, Nano SIM
Wi-Fi 802.11 a/b/g/n/ac/6, Dual Band
5.1, A2DP, LE
163.7 x 76.4 x 7.8 mm
Aluminum + Glass Case
Qualcomm Snapdragon 870
6GB / 8GB / 12GB
128GB / 256GB
1080 x 2400 pixels
20:9 ratio, (~395 ppi density), 120Hz, HDR10+, Corning Gorilla Glass 5
Fast charging 33W
(Main) 48 MP, f/1.8, 26mm, 1/2", 0.8µm, PDAF
(Ultrawide) 8 MP, f/2.2, 119˚
(Tele / Macro) 5 MP, f/2.4, 50mm, 1/5.0", 1.12µm, AF
20 MP, f/2.5, 1/3.4", 0.8µm
Fingerprint (at the side)
Yes, Dual-Band A-GPS, GLONASS, BDS, GALILEO, QZSS, NavIC
Infrared Blaster, Accelerometer, Gyroscope, Proximity, Compass, Color Spectrum
[*] Indicated there was multiple series number (GTIN / MPN) for an product.
Price are aggregate only and may not reflect the real price on the market and the product price may can be different on each country.
We can't guarantee the specifications data are 100% accurate, there may be misspresentating or wrong information because lack of source data or human error.
Redmi K40 is the beautiful device that already officially announces at March 2021, this device adopting modern design with added multiple great features that can be use all their user directly.
The Redmi K40 also known as by the device model series M2012K11AC this model series must be unique, so the user can easily find any other support from the internet, because when only using the main device name it may difficult for several user. Then next for Redmi K40 weight is 196 gram and the body dimension of Redmi K40 is 163.7 x 76.4 x 7.8 mm which is this the ideal physical body number dimension for modern devices today and the for the last introduction before we can do to the deeper things is the device also available on the Black, White color user options.
But, the color options availability itself may be different on the specific market country, some the device color option will only available for limited number such as because the specific event time, after the event ended the color option may be not available for the buyer.
The Redmi K40 using Aluminum + Glass Case combination body material, which is good material for modern use, it looks very solid, elegant, comfortable on hand and also it will more protect the device such as from any damage risk, this body material will be more powerful than only just plastic material without any glass for the protect body material.
Display screen configuration is very important factor for the user experience, in this Redmi K40 the setup of display screen are ideal which is bring 1080 x 2400 pixels on the screen resolution combined with 6.67" screen size. Then the display screen also have several configuration that are 20:9 ratio, (~395 ppi density), 120Hz, HDR10+, Corning Gorilla Glass 5.
Other the important thing on the display screen is the display panel hardware, good display panel hardware will drive more best experience to the user. Redmi K40 using Super AMOLED display hardware panel, which is the one of very good screen panel that exist today, typically Super AMOLED display panel can bring more experience to the user, it will be more bright on the screen, clear to view although in the very sunny days at the outdoor, produce more real color and the screen will produce more detail image.
The physical button on Redmi K40 is made very clear by it's own function, also for design and positioning of the physical button is ideal and can be easily used by user for navigating the device, such as for powering up device or adjusting the volume master.
Processor is very vital hardware for processing any task on the device software, this is also included for the Graphic hardware that have main function for rendering graphic image on the device, the both of hardware is related each other every times, on the Redmi K40 we can see this device use Qualcomm Snapdragon 870 for CPU model and Adreno 650 for GPU model, are them good enough?
Yes, they are a good combination, this CPU and GPU setup can be use for handling multiple purpose on this device, such as for run some games, opening some apps, also have good performance when processing and rendering 3D image on the specific level that they can do at the maximal limit.
Besides CPU and GPU hardware, memory hardware is also very important sector for getting best experience for user when use that device for any multiple purpose, the memory sector itself are combination from the RAM capacity, internal memory storage and support for external expansion memory, then does Redmi K40 is good enough on term of memory performance?
When we see the memory combination specification we can see the Redmi K40 have 6GB / 8GB / 12GB amount of RAM, then also have 128GB / 256GB internal memory storage capacity and sadly, Redmi K40 does not support for external memory expansion, but it fine by the way because the capacity amount from the internal memory storage is good enough for the user, although without the external memory expansion feature support.
Thus, is Redmi K40 have a good memory performance? from the spec said Redmi K40 it's good for use to any purpose in the modern use, but it's also depending from the user perspective need.
Just like other modern smart devices that exist today, Redmi K40 also have camera feature for bringing best experience to their user, on the main / rear camera feature we can found Triple Setup camera configuration feature that exist on there.
The main / rear camera specification on Redmi K40 are (Main) 48 MP, f/1.8, 26mm, 1/2", 0.8µm, PDAF for the main camera configuration setup. There was also available for secondary camera feature with spec (Ultrawide) 8 MP, f/2.2, 119˚. The Redmi K40 still have third camera feature with spec detail (Tele / Macro) 5 MP, f/2.4, 50mm, 1/5.0", 1.12µm, AF.
Redmi K40 have Single Setup for front / selfie camera feature. The main selfie camera spec on Redmi K40 are 20 MP, f/2.5, 1/3.4", 0.8µm.
Redmi K40 fully support for using the mobile network broadband, Redmi K40 already supporting by Dual SIM, Nano SIM Card feature. The mobile network technology that using on Redmi K40 are 2G / 3G / 4G / 5G / CDMA / EVDO, user can freely choose the mode of mobile network on this device, because they can switch easily every times when the user needed.
Actually, the best device for the modern use it should have multiple connectivity features on it, on the basic perspective the Redmi K40 are already have complete connectivity features.
The wireless connectivity on Redmi K40 that are already supporting by the Wi-Fi technology with the complete spec Wi-Fi 802.11 a/b/g/n/ac/6, Dual Band and also supported by Bluetooth version 5.1, A2DP, LE. The other great things that available on Redmi K40 is fully support for NFC technology.
Redmi K40 also supported by using wired connectivity that use USB Type-C Port technology. So, this feature can be very useful to their user for connecting Redmi K40 to the other device such as Desktop Computer or other.
Because Redmi K40 designed for the modern user, that mean Redmi K40 should be operated by the smart Operating System, and the good thing is the Redmi K40 already use smart OS that known as Android 11. The vendor of this device also make some customization from the basic Android 11 firmware then known as MIUI 12.5 ROM, the goal of this thing will increasing more best experience for the user, because the more feature will be added on the MIUI 12.5 ROM, that may can't be found on the basic OS.
Now, how about the security technology on Redmi K40? The Redmi K40 have a powerful security protection because this device using default security system from the software OS then combined with the Fingerprint (at the side) security hardware technology, then it will give more secure from the stranger access.
Speaker hardware on Redmi K40 is very same as most other devices, there was a speaker hardware with using good loudspeaker quaility for calling and play some music and the other feature on this sector that are Redmi K40 fully supported by Stereo Speaker technology, which is very good by the way.
Redmi K40 comes with 4520 mAh battery capacity and have Li-Po battery model, this battery specification basically can be use for all long day use in normal term. But, take it easy if the device on the low battery state, because Redmi K40 already support Fast charging 33W technology, in the mean the charging time will go shortly depending on how big the (Watt) number on the fast charging feature, normally battery can be fully under 2 hours, 1 hours or 40 minutes.
This device also comes USB Type-C that it's very good because the USB Type-C is the universal charger Port that can be easy suitable for most charger cable on the most modern phone that exist today.
This device officialy unveiled at March 2021, so typically for the availability product at the market it should be around from the time announced.
The known model type / serial number on Redmi K40 are M2012K11AC.
Yes, Redmi K40 is fully support 5G mobile broadband network.
On the rear camera sector Redmi K40 have Triple Setup camera, and for front / selfie camera Redmi K40 also have Single Setup camera .
Redmi K40 using Qualcomm Snapdragon 870 for hardware processor series.
Redmi K40 using Adreno 650 GPU model.
The RAM capacity number on Redmi K40 are 6GB / 8GB / 12GB.
The internal Memory size on Redmi K40 are 128GB / 256GB.
No, Redmi K40 does not have external Memory expansion feature.
Redmi K40 use Super AMOLED screen panel type.
The screen size is 6.67" (inch).
The Redmi K40 screen resolution is 1080 x 2400 pixels.
The Redmi K40 comes with 4520 mAh battery capacity.
Yes, Redmi K40 does support Fast charging 33W.
Yes, Redmi K40 does fully support NFC feature.
Yes, Redmi K40 using Fingerprint (at the side) for giving the extra security on this device.
The Redmi K40 using USB Type-C Port model type.