Xiaomi Redmi Note 9 4G

Overview

- Release date: 2020, November
- Known as Xiaomi Redmi Note 9 4G
- Android 10
- Size of 162.3 x 77.3 x 9.6 mm
- 198 grams

Display

- 6.53" FullHD 19.5:9 resolution (2340 x 1080)
- IPS LCD
- Screen-to-body ratio: ~83.4%
- 395 ppi density
- Corning Gorilla Glass 3

Memory

- 128 / 256 GB mass storage
- Expandable with microSD up to 512 GB
- 4 / 6 / 8 GB RAM (LPDDR4X, 1866 MHz)

Battery

- Non-removable 6000 mAh battery
- (?) hours talk time (3G)

Sensors

❌ Gyroscope
✔ Accelerometer
✔ Proximity
✔ Compass
❌ Barometer

Processor

- Qualcomm Snapdragon 662 (4 Kryo 260 Gold up to 2 GHz + 4 Kryo 260 Silver up to 1.8 GHz)
- GPU: Adreno 610

Cameras

- 48 MP (f/1.8 and sensor size 1/2"), 8 MP (f/2.2 and sensor size 1/4") and 2 MP (f/2.4) main cameras
- 8 MP (f/2 and sensor size 1/4") front

❌ Image Stabilizer
✔ Main LED flash
❌ Front LED flash

Sound

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

Connectivity

- Supports LTE-A up to 300 Mbps
- Bluetooth 4.2
- Wi-Fi 802.11 a/b/g/n/ac

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

· 2G networks
850 / 900 / 1800 / 1900
· 3G networks
850 / 900 / 2100
· 4G networks
1 / 3 / 5 / 8 / 34 / 38 / 39 / 40 / 41

Additional features

- Dual SIM version
- Fast battery charging
- Fingerprint reader
- Reverse charging