Background and Identification
The Redmi 9 is an Android smartphone developed by Xiaomi Inc in 2020. It’s a low-budget phone, but it received generally good reviews from critics. This phone comes with four different color options: Carbon Gray, Sunset Purple, Ocean Green, and Pink/Blue.
It contains up to 128 GB of internal storage and 6 GB RAM. The Redmi 9 includes a 5020 mAh battery with permanent adhesive, making repair and replacement a bit difficult. It supports 18W fast charging, but no wireless charging. The Redmi 9 is equipped with a 3.5 mm headphone jack.
It features a 6.53-inch IPS LCD display and a plastic frame with Gorilla Glass 3 front and a rear-mounted fingerprint sensor. Additional features include accelerometer, proximity, and compass sensors.
Specifications
Release date: June 2020
Dimensions: 163.3 x 77 x 9.1 mm (6.43 x 3.03 x 0.36 in)
Weight: 198 g (6.98 oz)
Display:
- IPS LCD, 400 nits (typ)
- 6.53 inches (~83.2% screen-to-body ratio)
- 1080 x 2340 pixels (395 ppi)
Operating System: Android 10, MIUI 11
Processor: Mediatek Helio G80 (12 nm)
- Chipset: Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
RAM and Storage: 64GB/6GB RAM, 128GB/6GB RAM, 256GB/8GB RAM
Cameras:
- Rear-facing cameras:
- 13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12µm, PDAF
- 8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm
- 5 MP, f/2.4, (macro)
- 2 MP, f/2.4, (depth)
- Front-facing camera: 8 MP, f/2.0, 27mm (wide), 1/4.0", 1.12µm
Battery:
- Li-Po 5020 mAh
- 18W Fast charging
Sensors:
- Fingerprint (rear-mounted)
- Proximity sensor
- Accelerometer
- Electronic compass
Wireless Connectivity:
- 802.11a/b/g n/ac
- Bluetooth 5.1, Qualcomm TrueWireless™ Stereo Plus