![]() There's a fingerprint sensor on the rear below the main camera along with a proximity, light, accelerometer, compass, gyroscope, and Hall sensor. The options for connectivity include dual-band Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, Bluetooth 4.2, USB Type-C 2.0, USB OTG and as long as it concerns satellite navigation, the device works with the three main systems - GPS, Glonass, BeiDou. In both cases, storage can be expanded with up to 128GB. The second has 3GB of RAM and 64GB of internal memory. The first is equipped with 2GB of RAM and 16GB of internal memory. There are two variants of the model in terms of RAM and storage. A 700 MHz quad-core Mali-T880 MP4 GPU is responsible for the graphics. The first cluster consists of two Cortex-A72 CPU cores clocked at 2.1GHz, the second - of four Cortex-A53 CPU cores clocked at 2GHz and the third features another quadruplet of Cortex-A53 cores clocked at 1.4GHz. ![]() Hardware-wise, the smartphone is based on the 20nm MediaTek Helio X20 MT6797 chipset, which features the so called three-cluster architecture, created to optimize both performance and power efficiency. ![]() ![]() 2.5D curved glass as a top display year has become the norm and this model is no exception. Furthermore, NTSC coverage is 72%, which means it is very close to the full sRGB coverage and promises lack of over-saturation and color deviation. Its static contrast ratio and peak brightness level are typical for a good LCD display and measure 1000:1 and 450 cd/sq.m. The review unit has been provided by Specifications Xiaomi Redmi Note 4 is equipped with a 5.5-inch IPS display with a resolution of 1080 x 1920 pixels and a pixel density of 401 ppi. ![]()
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