The Xiaomi Redmi K40 is a mid-range smartphone with a 6.67-inch AMOLED display with a 120Hz refresh rate and a Qualcomm Snapdragon 870 processor. It also features a 4500mAh battery with 33W fast charging, 8GB of RAM, and 128GB of storage. It also has a triple rear camera setup with a 48MP main sensor.
Xiaomi Redmi K40 Price
At the time of it's release in 2021, March 04, the manufacturer's retail price for a new Xiaomi Redmi K40 was about 280 EUR.
The retail price of a new or used/second hand Xiaomi Redmi K40 varies widely depending on factors including availability, condition of device, your town or location and market demand. Click here to compare the price of Xiaomi Redmi K40 across different regions, markets and countries.
Frequently Asked Questions(FAQs)
What is the battery capacity of the Xiaomi Redmi K40?
4500 mAh
What is the display size of the Xiaomi Redmi K40?
6.67 inches
What is the processor of the Xiaomi Redmi K40?
Qualcomm Snapdragon 870
How to reset or factory restore Xiaomi Redmi K40 device?
To reset or factory restore a Xiaomi Redmi K40 device, you can follow the steps below: Method 1: Using the Stock Recovery 1. Unlock the bootloader of your device. 2. Enable Developer Options and enable OEM Unlocking. 3. Install the latest version of Fastboot on your computer. 4. Connect your device to your computer using a USB cable. 5. Open a command prompt window and enter the following commands: fastboot devices fastboot reboot recovery 6. Once your device reboots into recovery mode, select the option to wipe data or factory data reset. Method 2: Using the Recovery Menu 1. Press and hold the Volume Down and Power keys simultaneously until your device enters the recovery menu. 2. Select the option "Wipe data/factory data reset" and confirm your choice. Note that both methods will erase all data and settings on your device, so it's important to back up important data before you proceed. Additionally, it's recommended to only use these methods if you are unable to resolve any software issues on your device.
Specifications
Network
| Technology | GSM / CDMA / HSPA / CDMA2000 / LTE / 5G |
|---|---|
| 2G bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| CDMA2000 1x | |
| 3G bands | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G bands | 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28, 34, 38, 39, 40, 41, 42 |
| 5G bands | 1, 3, 28, 41, 77, 78 SA/NSA/Sub6 |
| Speed | HSPA, LTE-A, 5G |
Launch
| Announced | 2021, February 25 |
|---|---|
| Status | Available. Released 2021, March 04 |
Body
| Dimensions | 163.7 x 76.4 x 7.8 mm (6.44 x 3.01 x 0.31 in) |
|---|---|
| Weight | 196 g (6.91 oz) |
| SIM | Dual SIM (Nano-SIM, dual stand-by) |
Display
| Type | Super AMOLED, 120Hz, HDR10+, 1300 nits (peak) |
|---|---|
| Size | 6.67 inches, 107.4 cm2 (~85.9% screen-to-body ratio) |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~395 ppi density) |
| Protection | Corning Gorilla Glass 5 |
Platform
| OS | Android 11, MIUI 12 |
|---|---|
| Chipset | Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) |
| CPU | Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) |
| GPU | Adreno 650 |
Memory
| Card slot | No |
|---|---|
| Internal | 128GB 6GB RAM, 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM |
| UFS 3.1 | |
Main Camera
| Triple | 48 MP, f/1.8, 26mm (wide), 1/2", 0.8µm, PDAF 8 MP, f/2.2, 119˚ (ultrawide) 5 MP, f/2.4, 50mm (macro), 1/5.0", 1.12µm |
|---|---|
| Features | LED flash, HDR, panorama |
| Video | 4K@30fps, 1080p@30/60/120/240/960fps, gyro-EIS |
Selfie camera
| Single | 20 MP, f/2.5, (wide), 1/3.4", 0.8µm |
|---|---|
| Features | HDR |
| Video | 1080p@30fps, 720p@120fps |
Sound
| Loudspeaker | Yes, with stereo speakers |
|---|---|
| 3.5mm jack | No |
| 24-bit/192kHz audio | |
Comms
| WLAN | Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct |
|---|---|
| Bluetooth | 5.1, A2DP, LE |
| Positioning | GPS (L1+L5), GLONASS (G1), BDS (B1I+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC |
| NFC | Yes |
| Infrared port | Yes |
| Radio | No |
| USB | USB Type-C 2.0, OTG |
Features
| Sensors | Fingerprint (side-mounted), accelerometer, gyro, proximity, compass, color spectrum |
|---|
Battery
| Type | Li-Po 4520 mAh, non-removable |
|---|---|
| Charging | 33W wired, PD3.0, QC3, 100% in 52 min (advertised) |
Misc
| Colors | Black, White, Aurora |
|---|---|
| Models | M2012K11AC |
| Price | About 280 EUR |
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