The Redmi Note 9 succeeds the Redmi Note 8, which was released in 2019. this model replaces the Snapdragon 665 processor found in its predecessor with a MediaTek Helio G85 chipset. The device features a 6.53-inch IPS LCD display with a Full HD+ resolution of 1080 x 2340 pixels. The screen includes a left-aligned punch-hole for the front camera.
The phone is powered by an octa-core MediaTek Helio G85 processor clocked at 2.0 GHz, paired with a Mali-G52 MC2 GPU. It comes with either 3GB or 4GB of RAM and offers internal storage options of 64GB or 128GB. Storage can be expanded up to 256GB via a dedicated microSD card slot.
On the rear, the redmi Note 9 has a quad-camera setup. This includes a 48-megapixel primary sensor, an 8-megapixel ultra-wide lens, a 2-megapixel macro camera, and a 2-megapixel depth sensor. The front-facing camera is a single 13-megapixel sensor housed in the punch-hole cutout.
the device supports dual 4G VoLTE SIM cards and is equipped with a 5020mAh battery. It supports 18W fast charging through a USB Type-C port. The Redmi Note 9 runs on Android 10 with MIUI 11 out of the box. Available color options include Forest Green, Midnight Gray, Polar White, and Onyx Black.
Additional specifications such as sensors include an accelerometer, proximity sensor, compass, and a rear-mounted fingerprint scanner. Connectivity options include Wi-Fi 802.11ac, Bluetooth 5.0, GPS, and a 3.5mm headphone jack.
Technology | GSM / CDMA / HSPA / LTE |
2G Network Bands |
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) CDMA 800 & TD-SCDMA |
3G Network Bands |
HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO |
4G Network Bands | LTE band 1, 3, 5, 7, 8, 34, 38, 39, 40, 41 |
5G Network Bands | Does not have support for 5G Network |
Speed | HSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat9 450/50 Mbps |
Also Known As |
- - |
Dimensions | 162.3 x 77.2 x 8.9 mm |
Weight | 199 grams |
Build |
Glass front (Gorilla Glass 5) - plastic frame |
SIM Type | Dual SIM (Nano-SIM, dual stand-by) |
Display Type | IPS LCD capacitive touchscreen, 16M colors |
Size | 6.53 inches, 104.7 cm2 (~84.9% screen-to-body ratio) |
Resolution | 1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density) |
Operating System | Android 10; MIUI 11 |
Chipset | MediaTek Helio G85 (12nm) |
CPU | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) |
GPU | Mali-G52 MC2 |
RAM + ROM | 3/4 GB |
Card Slot | Yes, up to 256 GB via microSD card (uses SIM 2 slot) |
Camera Type | Quadruple Lenses |
Camera Sensor(s) | 48 MP + 8 MP + 2 MP + 2 MP main camera |
Camera Features |
Autofocus Continuous shooting Digital zoom Optical zoom Digital image stabilization Geotagging Panorama HDR Touch focus Face detection White balance settings ISO settings Exposure compensation Self-timer Scene mode Macro mode RAW Sensor size - 1/2" Pixel size - 1.6 μm (4-in-1 pixel binning) Phase detection Laser autofocus Contrast autofocus Sapphire crystal glass lens cover 6-element lens 8 MP, f/2.2, 13mm (ultrawide), 1/4", 1.12µm 2 MP, f/2.4, 1/5", 1.75µm (dedicated macro camera) 2 MP, f/2.4, 1/5", 1.75µm, depth sensor |
Video Resolution | 2160p@30fps, 1080p@30/60/120fps, (gyro-EIS) |
Camera Type | Single Lens |
Camera Sensor(s) | 13-megapixel |
Camera Features |
f/2.0 aperture 1/4" Pixel Size, 1.0µm, Autofocus |
Video Resolution | 1080p@30fps |
Loudspeaker | Yes |
Speaker Location | Chin, below display |
Audio Jack Type | Yes, 3.5mm audio jack, |
Bluetooth | Bluetooth 5.0, A2DP, LE, aptX HD |
NFC | |
GPS | Yes, with dual-band A-GPS, GLONASS, BDS, GALILEO, QZSS |
FM Radio | No |
Battery Capacity | Non-removable Li-Po 5020 mAh battery |
Wireless Charging | No |
Talk Time Talk Time is the longest time that a single battery charge will last when you are constantly talking on the phone under perfect conditions, Ambient temperature and highly dependent on the cellular network environment such as the distance to the closest cell network tower. | Up to 34 hours |
Stand-by | Up to 580 hours |
Sensors | Fingerprint (side-mounted), accelerometer, proximity, compass |
Box Contents | Charging Brick / USB cable |
Note: Specifications may not be 100% accurate.