Xiaomi Redmi Note 4 Full Specifications

network
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  • Technology GSM / HSPA / LTE
  • 2G bands GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
  • 3G bands HSDPA 850 / 900 / 1900 / 2100
  • 4G bands 1, 3, 4, 5, 7, 8, 20, 38, 40
  • Speed HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps
launch
  • Announced 2017, January
  • Status Available. Released 2017, January
body
  • Dimensions 151 x 76 x 8.5 mm (5.94 x 2.99 x 0.33 in)
  • Weight 165 g (5.82 oz)
  • Build Glass front, aluminum back, aluminum frame
  • SIM Hybrid Dual SIM (Micro-SIM/Nano-SIM, dual stand-by)
display
  • Type IPS LCD capacitive touchscreen, 16M colors
  • Size 5.5 inches, 83.4 cm2 (~72.7% screen-to-body ratio)
  • Resolution 1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
platform
  • OS Android 6.0 (Marshmallow), upgradable to 7.0 (Nougat); MIUI 11
  • Chipset Qualcomm MSM8953 Snapdragon 625 (14 nm)
  • CPU Octa-core 2.0 GHz Cortex-A53
  • GPU Adreno 506
memory
  • Card slot microSDXC (uses shared SIM slot)
  • Internal 32GB 3GB RAM, 64GB 3GB RAM, 64GB 4GB RAM
  • eMMC 5.1
main camera
  • Modules 13 MP, f/2.0, 1/3.1", 1.12µm, PDAF
  • Features Dual-LED dual-tone flash, panorama, HDR
  • Video 1080p@30fps, 720p@120fps
selfie camera
  • Modules 5 MP, f/2.0
  • Video 1080p@30fps
sound
  • Loudspeaker Yes
  • 3.5mm jack Yes
  • 24-bit/192kHz audio
comms
  • WLAN Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, hotspot
  • Bluetooth 4.1, A2DP, LE
  • GPS Yes, with A-GPS, GLONASS, BDS
  • Infrared port Yes
  • Radio FM radio
  • USB microUSB 2.0, USB On-The-Go
features
  • Sensors Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
battery
  • Non-removable Li-Po 4100 mAh battery
misc
  • Colors Dark Gray, Gold, Black, Lake Blue (64/4GB model)
  • Models 2016100
  • SAR EU 0.72 W/kg (head)     0.67 W/kg (body)    
tests
  • Performance GFXBench: 3.4fps (ES 3.1 onscreen)
  • Display Contrast ratio: 1503:1 (nominal), 2.714 (sunlight)
  • Camera Photo
  • Loudspeaker Voice 67dB / Noise 70dB / Ring 81dB
  • Audio quality Noise -94.6dB / Crosstalk -94.3dB
  • Battery life Endurance rating 119h