Xiaomi Redmi 9
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Network
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2G networkGSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100
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4G networkLTE frequency band 1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 40, 41
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HSDPA speed42.2 Mbps
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HSUPA speed5.76 Mbps
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LTE speedLTE-A
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2020-06
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Status2020-06
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Design
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BuildGlass front (Gorilla Glass 3), plastic back, plastic frame
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SIMDual SIM (Nano-SIM, dual stand-by)
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Height163.3 mm
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Width77 mm
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Thickness9.1 mm
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Weight198 g
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ColorsBlue/Pink, Gray, Green, Purple
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Display
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Display typeIPS LCD capacitive touchscreen
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Physical size6.53 inches
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Resolution1080 x 2340 pixels
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Pixel density395 ppi
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Display colors16777216
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ProtectionScratch resistant, 2.5D curved glass screen, Corning Gorilla Glass 3
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Hardware
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CPUOcta-core
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CPUDual-core 2.2 GHz Cortex-A75
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CPU(second)Hexa-core 1.8 GHz Cortex-A55
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ChipsetMediatek Helio G80
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GPUMali-G52 MC2
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Memory RAM3, 4, 6 GB
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Internal storage32, 64, 128 GB
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Memory cardmicroSD, microSDHC, microSDXC
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StorageeMMC 5.1
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OS
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OSMIUI 11 (Android 10)
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Main camera
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Camera typeQuad
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Main camera13 MP, f/2.2, 28 mm, 1/3.1", 1.12 µm
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8 MP, f/2.2, 1/4.0", 1.12 µm
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5 MP, f/2.4
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2 MP, f/2.4
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Primary camera resolution4160 x 3120 pixels
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Primary camera video1080p@30fps
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Primary camera flashLED flash
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Camera featuresAutofocus, digital zoom, digital image stabilization, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene-mode, phase detection autofocus
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Selfie camera
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Selfie camera8 MP, f/2.0, 28 mm
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Selfie camera resolution3264 x 2448 pixels
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Selfie camera video1080p@30fps
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Sound
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3.5mm jackYes
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LoudspeakerYes
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EarpieceYes
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Multimedia
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RadioWireless FM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
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WLAN WiFi HotspotYes
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WLAN WiFi DirectYes
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USBType-C 1.0 reversible connector
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USB On-The-GoYes
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Bluetoothv5.0
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Bluetooth A2DPYes
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bluetooth LEYes
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InfraredYes
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GPSYes, with A-GPS
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GLONASSYes
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BeidouYes
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Features
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SensorsAccelerometer, compass, fingerprint, proximity
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Browser
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HTMLHTML5
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Battery
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Battery typeLi-Po
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Battery capacity5020 mAh
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Battery removableNon-removable
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Fast battery chargingQualcomm Quick Charge 3.0
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DxOMark autonomy55
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DxOMark charging51
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DxOMark efficiency55
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DxOMark battery score54
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Cost
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Price120 USD