Xiaomi Redmi Note 9

Specifications
Xiaomi Redmi Note 9
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  • 6.53" 1080x2340 pixels
  • 48MP 1080p
  • 3-6GB RAM Helio G85
  • 5020mAh 18W
Released 2020, May 12 199g, 8.9mm thickness Android 10, up to Android 12, MIUI 13 64GB/128GB storage, microSDXC
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Network
Technology GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900
3G bands HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G bands 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
Speed HSPA, LTE
Launch
Announced 2020, April 30
Status Available. Released 2020, May 12
Body
Dimensions 162.3 x 77.2 x 8.9 mm (6.39 x 3.04 x 0.35 in)
Weight 199 g (7.02 oz)
Build Glass front (Gorilla Glass 5), plastic frame, plastic back
SIM Nano-SIM + Nano-SIM
 Water-repellent coating
Display
Type IPS LCD, 450 nits (typ)
Size 6.53 inches, 104.7 cm2 (~83.5% screen-to-body ratio)
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density)
Protection Corning Gorilla Glass 5
Platform
OS Android 10, upgradable to Android 12, MIUI 13
Chipset Mediatek MT6769Z Helio G85 (12 nm)
CPU Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)
GPU Mali-G52 MC2
Memory
Card slot microSDXC (dedicated slot)
Internal 64GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM
Main Camera
Quad 48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF
8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm
2 MP (macro), AF
Auxiliary lens
Features LED flash, HDR, panorama
Video 1080p@30fps
Selfie Camera
Single 13 MP, f/2.3, 29mm (standard), 1/3.1", 1.12µm
Features HDR, panorama
Video 1080p@30fps
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Sound
Loudspeaker Yes
3.5mm jack Yes
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth 5.0, A2DP, LE
Positioning GPS, GLONASS, GALILEO, BDS
NFC Yes (market/region dependent)
M2003J15SG (Yes); M2003J15SS (No)
Infrared port Yes
Radio FM radio, built-in antenna
USB USB Type-C 2.0
Features
Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Battery
Type Li-Po 5020 mAh
Charging 18W wired
9W reverse wired
Misc
Colors Forest Green, Midnight Grey, Polar White
Models M2003J15SC, M2003J15SG, M2003J15SS
SAR 0.84 W/kg (head)     0.90 W/kg (body)    
SAR EU 0.80 W/kg (head)     1.14 W/kg (body)    
Price $ 102.00 / £ 139.00 / € 108.00
Our Tests
Performance AnTuTu: 200414 (v8)
GeekBench: 1292 (v5.1)
Display 1242:1 contrast ratio, 370 nits max brightness (measured)
Camera Photo / Video
Loudspeaker -30.1 LUFS (Below average)
Battery (old) Endurance rating 125h
Xiaomi Redmi Note 9 128GB 4GB RAM 64GB 3GB RAM

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User opinions and reviews

  • Eshan
  • 28 Nov 2025
  • d$b

Redmi note 8 have 4k,,, and note 9 1080p🤨 but why?

  • aunt
  • 27 Nov 2025
  • y6V

This is the worst phone I've ever owned.

  • James B.
  • 27 Oct 2025
  • t7F

i have this phone right now, and yeah battery can affect performance, when i plug directly to the outlet, it can perform like from 2021 to 2022 performance

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