Xiaomi Redmi Note 4
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Network
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2G networkGSM 900, 1800, 1900
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3G networkHSDPA 850, 900, 1900, 2100
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4G networkLTE frequency band 3(1800), 5(850), 40(2300)
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HSPA speedHSPA
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LTE speedLTE
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2017-1
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Status2017-1
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Design
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SIMDual SIM (Micro-SIM/Nano-SIM, dual stand-by)
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Height151 mm
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Width76 mm
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Thickness8.5 mm
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Weight165 g
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ColorsBlack, Gold, Gray
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Display
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Display typeIPS LCD capacitive touchscreen
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Physical size5.5 inches
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Resolution1080 x 1920 pixels
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Pixel density401 ppi
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Display colors16777216
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MultitouchYes
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Hardware
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CPUOcta-core 2.0 GHz ARM Cortex-A53
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ChipsetQualcomm MSM8953 Snapdragon 625
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GPUAdreno 506
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Memory RAM3, 4 GB
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Internal storage32, 64 GB
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Memory cardmicroSD(uses second SIM slot)
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Memory card max256 GB
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OS
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OSAndroid OS, v6.0 (Marshmallow)
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Main camera
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Main camera13 MP, f/2.0
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Primary camera video1080p@30fps, 720p@120fps
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Primary camera Autofocusphase detection autofocus
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Primary camera flashdual-LED (dual tone) flash
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Camera features1.12 µm pixel size, HDR, face detection, geo-tagging, panorama, touch focus
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Selfie camera
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Selfie camera5 MP, f/2.0
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Selfie camera video1080p
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Sound
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3.5mm jackYes
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LoudspeakerYes
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NotificationsVibration; MP3, WAV ringtones
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Multimedia
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Radio FMFM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYes
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WLAN WiFi DirectYes
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USBmicroUSB 2.0
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USB On-The-GoYes
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Bluetoothv4.1
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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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BDSYes
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Features
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Messaging SMSSMS(threaded view)
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Messaging MMSMMS
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Messaging EmailEmail
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Messaging IMIM
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Messaging Push MailPush Mail
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JavaNo
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SensorsFingerprint (rear-mounted), accelerometer, compass, gyro, 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 capacity4100 mAh
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Battery removableNon-removable