Overview

- Release date: 2021, April
- Known as Xiaomi Redmi K40 Gaming, Xiaomi Redmi K40 Gaming Edition
- Android 11
- Size of 161.9 x 76.9 x 8.3 mm
- 205 grams

Display

- 6.67" FullHD 20:9 resolution (2400 x 1080)
- OLED (120Hz) (HDR10+)
- Screen-to-body ratio: ~86.3%
- 395 ppi density
- Corning Gorilla Glass 5

Memory

- 128 / 256 GB mass storage
- Non-expandable
- 6 / 8 / 12 GB RAM

Battery

- Non-removable 5065 mAh battery
- (?) hours talk time (3G)

Sensors

✔ Gyroscope
✔ Accelerometer
✔ Proximity
✔ Compass
✔ Barometer

Processor

- MediaTek Dimensity 1200 5G (1 Cortex-A78 up to 3 GHz + 3 Cortex-A78 up to 2.6 GHz + 4 Cortex-A55 up to 2 GHz)
- GPU: Mali-G77 MC9

Cameras

- 48 MP (f/1.8 and sensor size 1/2"), 2 MP (f/2.4) and 2 MP (f/2.4) main cameras
- 8 MP (f/2) front

❌ Image Stabilizer
✔ Main dual LED flash
❌ Front LED flash

Sound

- Loudspeaker(s): Stereo
- Microphone(s): Surround

Connectivity

- Supports 5G up to 2 Gbps
- Bluetooth 5.2
- Wi-Fi 802.11 a/b/g/n/ac/ax

❌ Headphone jack
✔ Type-C USB 3.2
✔ OTG USB
❌ FM Radio
✔ NFC
❌ eSIM

· 2G networks
850 / 900 / 1800 / 1900
· 3G networks
850 / 900 / 1700 / 1900 / 2100
· 4G networks
1 / 2 / 3 / 4 / 5 / 7 / 8 / 18 / 19 / 26 / 34 / 38 / 39 / 40 / 41 / 42
· 5G networks
1 / 3 / 28 / 41 / 77 / 78

Additional features

- (?)