Xiaomi Redmi Note 4

Xiaomi Redmi Note 4
Brand: Xiaomi
Category: Mobiles
  • Processor: Snapdragon 625, octa-core 2.0GHz
  • RAM: 2 GB/ 3 GB/ 4GB RAM
  • Storage: 32 GB/64 GB
  • Display: 5.5 inches
  • Camera: 13MP/5MP
  • OS: Android OS, v6.0 (Marshmallow)

Our Rating

The overall rating is based on review by our experts

8.9 4.5 1
  • Performance 9 / 10
  • Display 9 / 10
  • Design 9 / 10
  • Software 9 / 10
  • Camera 8 / 10
  • Battery 9 / 10
  • Value For Money 9 / 10

In August 2016, Xiaomi Redmi Note 4 smartphone was launched in India. Xiaomi Redmi Note 4 is a flagship device that comes with some very interesting specs and a killer price. The smartphone is available in two variants: 2 GB of RAM and 16GB inbuilt storage model priced at CNY 899 (approximately Rs. 9,000), and a 3 GB of RAM and 64GB storage model priced at CNY 1,199 (approximately Rs. 12,000). It will be available in Silver, Gray, Gold variants.

Display and Design

The Xiaomi Redmi Note 4 sports a fingerprint sensor. The smartphone comes with 5.5 inches full-HD IPS LCD capacitive touchscreen display. Its display resolution is 1080 x 1920 pixels with a pixel density of 401 ppi and 2.5D curved glass. It measures 151 x 76 x 8.4 mm (5.94 x 2.99 x 0.33 in) with Weight 175 g (6.17 oz).

Hardware and Software

The Xiaomi Redmi Note 4 smartphone runs Android OS, v6.0 (Marshmallow). It inbuilts Snapdragon 625, octa-core 2.0GHz with a Mali-T880 GPU. The phone comes in three variants i.e. 2GB/3GB/4GB of RAM and 32GB/64GB internal storage. Whereas 64 GB internal storage comes with 4GB of RAM only.

Camera

The Xiaomi Redmi Note 4 smartphone has 5 MP selfie camera on the front and a 13 MP main camera on the rear. It comes with great features like sensor size, pixel size, Geo-tagging, touch focus, face/smile detection, HDR, panorama, phase detection auto focus, dual-LED (dual tone) flash. The rear facing primary camera is capable of the 1080p@30fps, 720p@120fps video recording.

Battery and Connectivity

The smartphone is a dual sim device (Nano-SIM + Micro-SIM) slot. Connectivity options on the Xiaomi Redmi Note 4 include 4G LTE – as well as VoLTE support – Wi-Fi 802.11, GPS/ A-GPS A-GPS, Infrared port, Bluetooth v4.2, USB micro USB v2.0, USB On-The-Go. It bears a 4100 mAh Non-removable battery with Fast battery charging. Sensors in the phone Fingerprint, accelerometer, gyro, proximity, compass.

Xiaomi Redmi Note 4 - Specs

Network

Design

  • Type Design Type called form factor refers to a mobile phone's size, shape, and style as well as the layout and position of major components of phone. There are three major form factors seen in mobile phones => bar phones, folding phones and sliding phones.
    Bar
  • Dimensions
    151 x 76 x 8.4 mm (5.94 x 2.99 x 0.33 in)
  • Weight
    175 g (6.17 oz)
  • Waterproof
    -
  • Colors
    Silver, Gray, Gold

Display

  • Display Type Display Technology => A number of display technologies and types used in mobile phones => TFT (Thin Film Transistor), IPS (In-Place Switching), OLED (Organic Light Emitting Diode), AMOLED (Active-Matrix Organic Light-Emitting Diode), Super AMOLED (an even advanced version of AMOLED), Resistive Touchscreen (Resistive touchscreens contain two layer of conductive material with a very small gap between them which acts as a resistance), Capacitive Touchsceen (Capacitive touchscreen technology consists of a layer of glass coated with a transparent conductor)
    IPS LCD capacitive touchscreen
  • Size
    5.5 inches
  • Resolution
    1080 x 1920 pixels
  • Display Colors Display Colors is refers to the number of different shades of colors that the screen is capable of displaying => 64K colors, 256K colors and 16 million colors, Obviously 16M is highest available range of colors and better than others.
    16M colors
  • Pixel Density Pixel Density (PPI) is refers to the concentration of pixels on a particular display, measured in pixels per inch (ppi). Pixel density is calculated by dividing the diagonal pixel resolution of a display by its diagonal size, higher pixel density better display quality.
    401 ppi pixel density
  • Touch Screen
    Yes
  • Display Protection Display Protection => Gorilla Glass is a special alkali-aluminosilicate glass shield with exceptional damage resistance that helps protect mobile displays from scratches, drops, and bumps of everyday use, It is always better to go for a smartphone with Gorilla Glass for that added protection and peace of mind.
    -
  • Features
    SMS(threaded view), MMS, Email, Push Mail, IM
    Browser HTML5
    Java No
    - Fast battery charging
    - XviD/MP4/H.265 player
    - MP3/WAV/eAAC+/Flac player
    - Photo/video editor
    - Document viewer

Software

  • Operating System OS => Every computer system run on a base software called Operating System (OS). Operating System controls all basic operations of the computer (such as smartphone, PDAs, tablet computers and other handheld devices). The Operating System allows the user to install and run third party applications (apps), apps are used to add new functionality to the device.
    Android OS, v6.0 (Marshmallow)
  • Skin UI or user interface of a device is the look and feel of the on-screen menu system. How it works, its color scheme, how it responds to button presses, all of these things are part of the user interface.
    -

Hardware

  • Chipset Chipset is a group of integrated circuits designed to perform one or a more dedicated functions, often with real time computing constraints, Popular smartphones are equipped with more advanced embedded chipsets that can do many different tasks depending on their programming.
    Snapdragon 625
  • CPU CPU (Central Processing Unit) mostly known as processors, CPU processes instructions in order to carry out certain functions that make your device operate properly. Processors are often described as the brain of computers, smartphones and tablets, Smartphones and tablets rely on processors to carry out their every task, Processors are an incredibly important factor in selecting any type of computing device, including your smartphone.
    octa-core 2.0GHz
  • GPU GPU (Graphics Processing Unit) is a single-chip processor designed to rapidly manipulate and alter memory to accelerate the creation of images in a frame buffer intended for output to a display, This includes things such as lighting effects, object transformations, and 3D motion.
    Mali-T880 MP4
  • RAM (Memory) RAM (Random Access Memory) is a type of computer memory that can be accessed randomly, any byte of memory can be accessed without touching the preceding bytes that allows information to be stored and accessed quickly from random locations. RAM is the most common type of memory found in computer systems, smartphones, tablets and other electronic devices.
    2 GB/ 3 GB/ 4GB RAM
  • Internal Storage Internal Storage is a data storage space (flash memory) mostly used in smartphones, tablets and other electronic devices where operating system, apps, music, photos, videos, files and other user data Is stored.
    32 GB/64 GB
  • Card Slot Memory Card Slot is a special slot for inserting a memory card. Memory cards allow you to expand the phone's built-in memory, A memory card (sometimes called a flash memory card or a storage card) is a small storage medium used to store data such as text, pictures, audio, and video, for use on small, portable or remote computing devices such as mobile phones, mp3 players, digital cameras.
    up to 256 GB
  • Sensors Sensors are electronic components that detects and responds to some type of input from the physical environment. The specific input could be light, heat, motion, moisture, pressure and location, The output is generally a signal that is converted to use in computing systems, a location sensor, such as a GPS receiver is able to detect current location of your electronic device.
    Fingerprint, accelerometer, gyro, proximity, compass

Camera

  • Primary Camera is able to capture photographs and usually videos, The most important characteristics of a camera are the resolution (measured in megapixels), lens focus type (fixed or automatic), higher megapixel cameras are known to capture higher quality photos, but not always a good measurement of the photos quality.
    13 MP
  • Video
    1080p@30fps, 720p@120fps
  • Camera Features
    Geo-tagging, touch focus, face/smile detection, HDR, panorama, phase detection autofocus, dual-LED (dual tone) flash

Battery

  • Battery Type Battery Type => Cell phones run on various kinds of batteries depending on the manufacturer, phone size or shape and features. There are basically four types of cell phone batteries => Lithium Polymer, Lithium Ion, Nickel Metal Hydride and Nickel Cadmium.
    Li-Poly (Lithium Polymer)
  • Capacity Battery Capacity is a measure (typically in Amp-hr) of the charge stored by the battery, and is determined by the mass of active material contained in the battery. The battery capacity represents the maximum amount of energy that can be extracted from the battery under certain conditions.
    4100 mAh battery
  • Standby Standby Time is the total amount of time that you can leave your is fully charged, turned on and ready to send and receive calls or data transmissions before completely discharging the battery.
    -

Connectivity

  • Bluetooth Bluetooth is a wireless communications technology for exchanging data between mobile phones, headsets, computers and other network devices over short distances without wires, Bluetooth technology was primarily designed to support simple wireless networking of personal consumer devices.
    v4.2, A2DP, LE
  • Wi-fi Wi-Fi is a popular wireless networking technology using radio waves to provide high-speed network connections that allows devices to communicate without cords or cables, Wi-Fi is increasingly becoming the preferred mode of internet connectivity all over the world.
    Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
  • Infrared Infrared connectivity is an old wireless technology used to connect two electronic devices. It uses a beam of infrared light to transmit information and so requires direct line of sight and operates only at close range.
  • USB
    microUSB v2.0, USB On-The-Go
  • GPS GPS The Global Positioning System is a satellite-based radio navigation system, GPS permits users to determine their position, velocity and the time 24 hours a day, in all weather, anywhere in the world, In order to locate your position, your device or GPS receiver must have a clear view of the sky.
    Yes, with A-GPS, GLONASS, BDS
  • NFC NFC (Near field communication) is a set of standards for smartphones and similar devices to establish peer-to-peer radio communications with each other by touching them together or bringing them into proximity, usually no more than a few inches.
  • Headphone Jack