Xiaomi Redmi Note 4 (MediaTek)

Specifications
Xiaomi Redmi Note 4 (MediaTek)
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  • 5.5" 1080x1920 pixels
  • 13MP 1080p
  • 2-4GB RAM MT6797 Helio X20
  • 4100mAh Li-Po
Released 2016, August 175g, 8.4mm thickness Android 6.0; MIUI 10 16GB/64GB storage, microSD slot
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Network
Technology GSM / CDMA / HSPA / LTE
2G bands GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
  CDMA 800 & TD-SCDMA
3G bands HSDPA 850 / 900 / 1900 / 2100
4G bands LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)
Speed HSPA, LTE
Launch
Announced 2016, August
Status Available. Released 2016, August
Body
Dimensions 151 x 76 x 8.4 mm (5.94 x 2.99 x 0.33 in)
Weight 175 g (6.17 oz)
Build Front glass, aluminum body
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); MIUI 10
Chipset Mediatek MT6797 Helio X20 (20 nm)
CPU Deca-core 2.1 GHz
GPU Mali-T880 MP4
Memory
Card slot microSD, up to 256 GB (uses shared SIM slot)
Internal 16GB 2GB RAM (Standard), 64GB 3GB RAM (High), 64GB 4GB RAM (Exclusive)
Main Camera
Single 13 MP, f/2.0, PDAF
Features Dual-LED dual-tone flash, HDR, panorama
Video 1080p@30fps, 720p@120fps
Selfie Camera
Single 5 MP, f/2.0
Video 720p
Sound
Loudspeaker Yes
3.5mm jack Yes
 24-bit/192kHz audio
Active noise cancellation with dedicated mic
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth 4.2, 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 Silver, Gray, Gold, Blue, Black
Price About 170 EUR
Tests
Performance Basemark OS II 2.0: 1728 / Basemark X: 13666
Display Contrast ratio: 1158 (nominal), 2.145 (sunlight)
Camera Photo / Video
Loudspeaker Voice 64dB / Noise 67dB / Ring 76dB
Battery life Endurance rating 83h

User opinions and reviews

  • Mariomartin

just search in the playstore for an app named 'MTK Engineering' after installation, run it. choose MTK settings then choose hardware testing, then choose power choose power and performance customization except for 2nd and 4th option, chang...

  • FAD

how to do that ? can you explain ?

  • Luc1fer

Open engineering mode and go to performance . Set the values from performance to low power . I am having 8hrs+ Sot and my phone never heats or gets laggy

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