Xiaomi Redmi K40 Gaming 12GB+128GB Silver
|Possibility to return:||Yes, within 14 days to warehouse in USA / UK or EU|
|Length of warranty||12 months|
|Warranty Extension:||At promotional terms, up to 24 months (during checkout)|
|Rom:||Global or Original (Chinese+English) - select below|
|Processing time for warranty service from||6 weeks|
|Processing time for warranty repair to||12 weeks|
Other variants / accessories
Available delivery options:
Approximate delivery date
Estimated order completion date:
NOTE: This deadline has been calculated for the transfer booked on the next business day after placing the order or when selecting the cash on delivery payment. If your transfer is credited later, the deadline may be delayed.
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Frequently Asked Questions
Yes, this is Chinese product with Global rom installed, it'll have English language with Google apps. More about specific of Global rom on this device you can check here:
Delivery dates are provided on every product page, below product name. When you'll click the dates, a calendar will appear.
AFTER YOU MAKE AN ORDER: These dates are also available at your customer area -> order history, and with the e-mail with order confirmation.
The price of the product is final, however, there may be costs when crossing the border of your country, depending on the type of declaration you submit. You can ask us for any customs declaration during the cart submission process, you can enter this value in the "Customs declaration" or "Comments" field. However, sometimes Customs will not respect these values so it is a good idea to be prepared to pay the domestic tax when your package arrives.
In EU and UK you are going to pay your country VAT from declared value (ex. 20% in UK) + small clearance fees depending on the delivery method, for details please ask local DHL, Fedex or UPS customs agency.
If you are a European citizen / entity and have an EORI number, you can deduct this tax later.
USA customers/entities do not pay tax.
In most cases we can ship to your country, you can check the cost after you'll add product of your choice to the cart (no purchase is needed).
Dear, this product is factory unlocked, should work in your country. If it's smartphone or have GSM model it might be wise to compare it's LTE/5G frequencies with the LTE/5G frequencies of your network to confirm coverage compatibility (they are listed in the product description). If frequencies aren't listed there, please contact us.
List of the package contents is usually listed at the end of the product description.
Check also these products available at local stock:
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It is about to open a new standard for "gaming phones."
[Daily as the main flagship]
Dimensity 1200 processor, OLED flexible straight screen, 5065mAh large battery, 67W flash charging, 64MP flagship triple camera, light and thin, and a flagship model in all aspects.
[Game turned into a game phone]
independent game antenna set, and JBL dual BOX stereo. Hard-core strength will help you get your full combat power at any time.
The K40 Gaming Enhanced Edition
is a thin and light flagship main machine, and it is also a gaming phone.
Everything is only for you who love the game, all the expectations.
flagship processor of the year
TSMC's 6nm process, which effectively balances performance and energy consumption,
and the powerful combination of A78 super core, it is easy to do in games or in daily life.
high-performance gaming certification
After 4 major dimensions, 40 tests, and
high scores, it guarantees an outstanding gaming experience.
Aerospace three-dimensional heat dissipation
Hot blood goes online, temperature goes offline
Innovative application of aerospace heat dissipation material hexagonal boron nitride (aerospace graphene) to mobile phones, and aerospace
Graphene, graphite, and VC are strongly combined to achieve an amazing 11540mm² heat dissipation area,
Aerospace graphene'' is a low dielectric and high thermal conductivity used in rocket jet ports
material. Thanks to its "low dielectric" feature, the antenna temperature can be controlled
At the same time, it does not block the 5G signal and can perfectly cover the antenna area.
Aerospace composite integrated heat dissipation film
Break through the "antenna restricted zone"
Redmi continues to explore for efficient heat dissipation, combining aerospace graphene with traditional graphite
Combining to create an exclusive new heat dissipation technology: aerospace composite integrated heat dissipation film,
Overcome the industry problem that heat dissipation materials cannot enter the antenna area.
Independent gaming antenna group
Hardware-level 360° true anti-lock
The signal of this gaming phone is really strong! Twelve antennas are arranged in a compact arrangement, covering the entire body.
Added independent game antenna, double waist design, no dead angle in signal regardless of horizontal or vertical grip,
Realize a gaming network that surpasses professional e-sports mobile phones!
*The picture is for illustration only, and the antenna position is subject to the actual situation.
Double waist antenna design
Hold horizontally and vertically, both signals are available
Added a dedicated WiFi antenna for gaming, and 4G/5G/WiFi at the waist
The antennas together form a dual-waist antenna layout. Strengthen the network under horizontal screen games
Performance, high-speed internet connection is guaranteed at all times.
games and calls, without delay
and make calls at the same time without conflict.
like holding a gamepad
The feedback is crisp, pressing the soul through the real battlefield. Open four fingers at the same time, raise the gun to aim and shoot once in place. Pop-up shoulder buttons
make people a game master.
same game can be set according to your preferences
Horizontal grip the phone while playing
open shoulders keys, automatic feed
into the "game space."
Select a game, set want
to map key skills.
Have fun and win.
miniaturized mechanical shoulder keys
exquisite and durable, with a very mechanical feel.
1.5 million quality measurements
you can instantly enjoy a game spree worth 300 yuan!
Limited to 100,000 copies, on a first-come, first-served basis, while stocks last.
4D vibration, better than presence
every touch is real feedback, and you can experience the real "battlefield" at your fingertips.
different feedbacks for different gun-type vehicles.
as the "mechanical keyboard" in mobile phones
accelerates your victory
opens a wider horizon for the game world
but it can bring a more purely visual experience, the three narrow side, small chin, regardless of the game or perceptions are excellent table
now, there is a high 120Hz high-touch brush Control, 1.07 billion colors display everything. A great experience just for your vision and control.
2.7mm ultra-small chin
frame and smaller chin*. The vision is pure, the gaming experience is better.
every eye is stunning
supports HDR10+, DCI-P3 color gamut, no matter whether it is dynamic or static,
every frame of picture, every eye is amazing.
is clear in strong light, comfortable in dark light
to feel the delicate adjustment of brightness regardless of the strong light, dark light, or backlight environment, and you will not be tired for a long time.
no matter how fast the opponent is, the hand speed can keep up
In use, you will feel that the screen is more sensitive and follow-up, and
various moves will be triggered at once, helping you to refresh the record.
control accuracy increased by 6 times
professional acoustic system and work together to restore the true sense of sound.
Open, full-bodied, true, and delicate, and hear the vitality of music.
in line with professional audio
natural, and the high-frequency details are rich, creating a sense of space for the sound, real and stable.
fierce fighting moments, stable conversations
worry about their own radio is blocked. Cooperate with the team, and the dialogue and instructions are clear.
day and night, the masterpiece begins
ED ultra-low dispersion optical glass lens
better the picture quality . So we will have a professional camera lenses used in optical glass hand
dryer. Compared with traditional lenses, optical glass lenses can greatly increase the amount of light,
improve image quality while effectively solving glare problems, ensuring that your night scenes are
bright, transparent, and rich in details.
glass-plastic hybrid lens
all plastic lens
- Super night viewMake the night better
- HD main cameraThe more the world looks, the better it looks
- Macro lensSurprises are hidden in the details
- Front portrait lensFace to face with a better self
- Ultra wide-angle lensUsed to big scenes
intelligently matching shutter speed
" gaming phone"
efficient heat dissipation, full-speed screen...all hidden in the ultra-thin
body of this K40 game enhanced version of only 8.3mm . It is truly a gaming phone, and it is also a thin and light flagship main machine.
supports 16 million color display*
daily use, it is a unique and cool decoration.
charging rate large upgrade
of the faster 42 minutes to charge to 100% *, with a large battery 5065mAh, dried slowly,
charge quickly, enjoy the game, not Worry about the battery again.
is more comfortable while playing and charging
Experience tens of thousands of times for one in ten thousand
bring better protection to the whole machine
comes with "invisible raincoat"
12GB + 256GB
The enemy is stronger, I am stronger, the enemy is mad, I am even more mad, the competitive spirit is immortal, and the combat power in the palm of the hand is rekindled.
create high-quality people, and has a flagship experience than-expected mobile phone and intelligent hardware products. Kennedy
hold "desperate passion" brand philosophy, with young people the world stand together. Have the same
kind of love for the spirit of Wang Yibo, it is Redmi mobile phone brand global spokesperson.
- Dimensity 1200
- pop-up shoulder button
- 11540mm² Aerospace three-dimensional heat dissipation
- JBL stereo dual speakers
- 8.3mm thin, 205g light
- 5065mAh high power
- 67W flash charge
- 64MP flagship three-camera
- 120Hz OLED flexible straight screen
*The above data is the test data of one meter laboratory. The actual results may vary slightly according to different measurement methods in the industry.
CPU architecture technology: Cortex A78 architecture, 6nm process
CPU frequency: three-cluster eight-core processor, the highest frequency can reach: 3.0GHz
GPU: 9-core ARM Mali graphics processor, the highest frequency can reach
886MHz AI: 6-core APU3 .0
12GB + 256GB up to optional
Operating memory: 6GB / 8GB / 12GB
LPDDR4x high-speed memory (4266Mbps)
Body storage: 128GB / 256GB
UFS 3.1 high-speed storage
Size: 6.67 inches
Type: OLED flexible direct screen
Resolution: 2400 x 1080 (FHD+)
Display frame rate: up to 120Hz
Touch sampling rate: up to 480Hz Three-finger
brightness: 500nit (typical value)
Contrast ratio 5,000,000:1
1.07 billion colors丨DCI -P3 Shu Shu 8192 HDR10 + brightness adjustment
Corning ®️ 5th generation gorilla ®️ glass
Rear 64 million pixel triple camera
64 million pixel ultra-clear main camera: 1/2" large sensor 丨 support 4in1 1.4μm pixel output 丨 1G + 5P glass-plastic hybrid lens 丨 f/1.65 aperture
120° ultra-wide-angle lens: 8 million pixels丨f/2.2 aperture
2 million pixel macro lens丨f/2.4 aperture
AI watermark丨cute shooting丨magic clone丨freeze clone丨document shooting mode丨AI camera丨ID card photocopying mode丨livephoto丨portrait beauty丨movie resolution丨super night scene丨street shooting mode丨continuous focus丨face Recognition丨Digital zoom丨Professional raw format丨Video HDR丨Dual view of front and rear丨Time-lapse photography丨Voice to subtitles丨Video tag丨Photograph while recording丨Video pause丨Video beauty丨Film filter丨Dual-camera video blur
|4K video recording:||30fps|
|1080p video recording:||30/60fps|
|720p video recording:||30fps|
|1080p slow motion video shooting:||120fps|
|720p slow motion video shooting:||120/240 / 960fps|
Front 16 million HD camera
AI watermark丨cute shooting丨voice shutter丨front night scene丨timed photo丨movie resolution丨screen fill light丨AI separation of scenes丨face recognition丨livephoto丨AI beauty丨volume key countdown photo丨portrait mode丨Front panoramic view丨Video HDR丨Front and rear dual scenes丨Time-lapse photography丨Voice to subtitles丨Video tags丨Taking photos while recording丨Video pause丨Video beauty丨Film filter丨Video blur
|1080p video recording:||30fps|
|720p video recording:||30fps|
|720p slow motion video shooting:||120fps|
Battery life charging
5065mAh (typ) min value 4965mAh
built-in lithium-ion polymer battery, non-removable
USB Type-C double-sided charging interface The
phone supports QC3+ / PD3.0 fast charging protocol
Standard 67W charger, compatible with PD charging protocol
L-type data cable
Network frequency band
SA/NSA dual mode丨dual card丨full Netcom 7.0
Support dual-card unlimited operators, both primary and secondary cards can use 5G
Support Dual Nano-SIM card slot, dual-card operators can not in 5G network ①
Support Mobile / Unicom / Telecom 5G / 4G / 3G / 2G ②
support 5G dual-card dual-mode SA / NSA (Sub-6G) ③
Support Dual SIM VoLTE HD Voice ④
Note ②: Not supported TD-SCDMA standard (mobile 3G);
Note ③: Whether SA/NSA is supported depends on the local operator’s network and service deployment, and the secondary card SA function is supported through OTA upgrade;
Note ④: It supports the VoLTE service of China Mobile/Unicom/Telecom. Actually The usage depends on the operator's local network and service deployment; support frequency band
Support frequency band
5G: n1 / n3 / n28A / n41 / n77 / n78
TDD-LTE: B34 / B38 / B39 / B40 / B41 / B42
/ 1900MHz; CDMA 1X: BC0
WLAN protocol: WiFi 6, WiFi 5, WiFi 4 and 802.11a / b / g
WLAN frequency: 2.4G WiFi | 5G WiFi
supports 2x2 MIMO, WiFi Direct, Miracast, 2.4G, 5G dual concurrent
Bluetooth: Bluetooth 5.2
supports AAC / LDAC / LHDC
After the Tianxing Finance·Wallet App is opened, you can use traffic card, Mi Pay, door card, eID*, car key* and other functions by double-clicking the power button.
Transportation card: support 300+ cities, support 40+ types of public transportation cards* transfer cards, support free old card transfer to new machine and simultaneous transfer of card balance.
(Transport card support cities due to differences in technical conditions and cities, etc., subject to actual conditions; the available range of credit card terminals and ride discounts are subject to the announcements of local governments and operating companies.)
Mi Pay: Support online APP payment, online Swipe the card, UnionPay QR code payment, UnionPay label one-touch payment.
Door card: physical door card, smart door lock, community door card, custom blank card. (Only door cards with 13.56MHz frequency band can be simulated, bank cards with door card functions, and door cards with functions such as stored value consumption and public transportation consumption, even if the simulation is successful, these cards do not have banking, public transportation and other functions)
Specific support The number of cities, city names, banks, number of cards, eID partner hotels list, car key partner models, etc. are subject to actual conditions. For further information, please follow the official WeChat account of "Sky Star Financial Wallet", or refer to (https://www.mipay.com)
Navigation and positioning
Beidou: B1I + B2a丨GPS: L1 + L5丨Galileo: E1 + E5a
GLONASS: G1丨QZSS: L1 + L5丨NavIC丨A-GPS丨
Data network positioning丨Wi-Fi network positioning丨sensor assisted positioning
MP3, FLAC, APE, AAC, OGG, WAV, WMA, AMR, AWB
JBL Audio quality certification丨Hi-Res Audio certification丨Hi-Res Audio Wireless certification丨Dolby Atmos丨Two stereo speakers
MP4, MKV, AVI, WMV, WEBM, 3GP, ASF playback
support HDR10/10+ video
Ultrasonic distance sensor | 360° ambient light sensor | acceleration sensor | gyroscope | electronic compass丨X axis linear motor | infrared remote control
Mobile phone host丨Power adapter丨USB Type-C L-type data cable丨Mobile phone protective shell丨Film (covered on the screen)丨PIN丨Instructions (including three packs of certificates)
1. In terms of memory and capacity, the actual usable capacity will be reduced and different due to many factors: because the operating system occupies part of the memory (RAM), the actual available space is less than the identified memory capacity; due to the installation of the operating system and pre-installed programs Occupies part of the flash memory (ROM), and the actual available storage space is less than the capacity of the identified flash memory.
2. The screen pictures and product description display pictures provided on this website are all reference diagrams, and the actual situation is subject to the actual product.
3. Product pictures, models, data, functions, performance, specifications, user interfaces, and other product information are for reference only. Redmi may improve the above content. For specific information, please refer to the actual product and product manual. Unless otherwise specified, the data involved in this website are the results of Xiaomi's internal testing, and the comparisons involved are all compared with Redmi products.
4. The general mobile phones compared on the page are all Redmi's own mobile phones. The product site does not specifically point out that it is provided by our laboratory data, design technical parameters and suppliers. The actual data of the whole site will be slightly different due to different test software versions, specific test environments, and specific versions. The structural pictures displayed on the whole site are all functional schematic diagrams, not the absolute actual structure, and the actual product shall prevail.
*Compared with Dimensity 1000+, the data comes from Xiaomi Labs. Due to different test environments, the specific values will be slightly different, subject to actual conditions.
*Incoming calls will not be disconnected from the Internet 3.0, only the main card 5G/4G network, the incoming call will not be disconnected.
*The measurement data comes from the Xiaomi laboratory. Due to different measurement environments, the specific values will be slightly different, and the actual situation shall prevail.
*User-defined colors need to be implemented by OTA at the end of June 2021.
*Charging time data comes from Xiaomi Labs. Due to different test environments, specific values will be slightly different, subject to actual conditions.
*Before each batch of products leaves the factory, some mobile phones will be randomly selected and undergo extremely rigorous factory testing.
*The general mobile phones compared on the page are Redmi's own mobile phones. The product site does not specifically point out that it is our laboratory data, involving technical parameters and data provided by suppliers. The actual data of the whole site
will be slightly different due to different versions of the test software. The structural pictures displayed on the whole site are all functional schematic diagrams, not the absolute actual structure, and the actual product shall prevail.
Can pay with
cash not from card
Yes, by bank wire.