Xiaomi Redmi 4A Smartphone Full Specification
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Processor (Clock): Quad-Core 1.4 GHz ARM Cortex-A53
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Memory: 2GB, 667 MHz
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Internal Storage: 16GB
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Screen (Size & Type): 5.0 inches HD display
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Camera Overview: 13 Megapixels / 5 Megapixels
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OS Version: Android 6.0 Marshmallow
Key Features
- Brand – Xiaomi
- Model – Redmi 4A
- Alternative Names – Hongmi 4A, Red Rise 4A
- Device Type – Android Smartphone
- CPU – Quad-Core 1.4 GHz ARM Cortex-A53
- Chipset – Qualcomm Snapdragon 425Â MSM8917
- GPU –Â Qualcomm Adreno 308, 500 MHz
- Camera -13 Megapixels with Dual-LED and AF Rear Camera | 5 Megapixel Front camera
- Memory – RAM- 2GB | ROM 16GB External Memory Support up to 128GBÂ (Uses Sim 2 Slot)
- Display – Screen size 5.0 inches HD (1280×720 Pixels)
- Battery – Non-Removable 3,120 mAh Lithium-Polymer
- SIM – Hybrid Dual SIM (Micro + Nano/microSD)
- Sensors -Proximity Sensor, Accelerometer, Ambient Light, Gyroscope
- Color – Gold, Rose-Gold
- Operating System – Android 6.0 Marshmallow with MIUI 8
- Price – $72 Approx
- Dimensions – 139.9 x 70.4 x 8.5 mm
- Weight – 131 Grams
- More Feature – Metal Body Design, LTE Cat 4 150 Mbps Download, 50 Mbps Upload, HSUPA 5.76 Mbps Upload, HSDPA 21 Mbps Download, EV-DO Rev.A (1.8 Mbps Upload, 3.1 Mbps Download), 2.5D curved glass screen , 5V/1A Charger Output Power, Noise Cancellation, Mi-Cloud Storage, Infrared Port, Rounded Edges.
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Original Xiaomi Redmi 4A Mobile Phone Snapdragon 425 Quad Core CPU 2GB RAM 16GB ROM FDD LTE 4G 5.0" 720P 13.0MP MIUI8.1 3120mAh
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Original Xiaomi Redmi 4A Snapdragon 425 Quad Core 13.0MP 5.0 Inch 1280x720 2GB RAM 16GB ROM 3120mAh mi Redmi 4A Mobile Phone
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Xiaomi Redmi 4A Phone 2GB RAM 16GB ROM 5.0" 4G FDD LTE Snapdragon 425 Quad Core Mobile Phone 13.0MP 3120mAh Battery Metal Body
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Detailed Technical Specifications
General Information
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Device Type
Each device built on different configuration and platform or operating so here we have divided the devices on their operating system such as Android, Windows, iOS etc. Android Smartphone
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Brand & Model
Device brand including their model number, Xiaomi Redmi 4A
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Device Proclamation Date
The initial public announcement by a company or brand for its upcoming gadgets or device with few or full information till its release date.
29 October, 2016
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Product Release Date
The release date is the date in which a release was made available through some sort of distribution mechanism. For example, this may be via a online or offline retail store, being published as a available to sale on a website or distributed to industry insiders. 07 October, 2016
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Product Availability Status
the device is available in the market, upcoming device or the company or brand have close the productivity of gadgets. Available on Shopping Stores
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Selling Price
$72 Approx
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Fingerprint Sensor
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Waterproof
Body Design & Dimensions
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Design Type (Form Factor)
Design Type is a combination of smartphone's size, style, dimensions, weight, color, layout. Mainly there are three types of form factors seen in mobile phones and other computing devices such as bar phones, folding phones, and sliding phones.
Bar
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Dimensions (LxWxH)
height, width, and length of the computing device measures in mm, cm. 139.9 x 70.4 x 8.5 mm
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Length
139.9 mm
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Broadness
70.4 mm
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Thickness
8.5 mm
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Weight (in Grams)
131 Grams
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Body Protection
Yes
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Gadget Body Color
Body Color of electronics Gadgets. Gold, Rose-Gold
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Device Body Material
Metal
Display & Screen
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Display Type
Display Technology => There are number of display technology available for computing devices such as TFT (Thin Film Transistor), IPS (In-Place Switching), OLED (Organic Light Emitting Diode), AMOLED (Active-Matrix Organic Light-Emitting Diode), Super AMOLED (an advanced version of AMOLED) and there are two types of touchscreen displays Resistive Touchscreen (Resistive touchscreens not only works with human skin but also with stylus pen) and Capacitive Touchscreen (only work with human skin). IPS, LCD capacitive touchscreen
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Display Size (in diagonal)
Display size of each computing device is measured diagonally in inches, cm, or mm. 5.0 inches
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Resolution (in Pixel)
1280x720 Pixels, 24 bit color depth
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Multitouch Input
Multitouch display functionality
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Display Colors
Display Colors refer to the number of different shades of colors that the device screen is capable of displaying mostly there is three display color - 64K colors, 256K colors and 16 million colors used and 16M is the highest available range of colors and better than others.16M display color used in more advanced computing device such as Smartphone , Tablet or Gaming console while the 256K or 64K colors are used for basic handset and entry level computing devices.
16M Colors
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Pixel Density (In PPI)
Information about the number of pixels per inch of the device screen. The higher the pixels density of any device, the more detailed and clearer content (Image, Video,Graphics, etc) will be shown on the display. ~ 294PPI
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Touch Screen
Yes Multi Touch Support
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Touchscreen Technology
Capacitive Touch
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Display Protection
Display Protection => is must have feature for all computing device, especially in Smartphone segment there is different-different technology for protecting the display from scratches, drops, water, dust, and bumps of everyday use.Most common display protection technology are corning gorilla glass, Tempered glass, Scratch resistant glass, Full lamination technology, OGS, and More. So whenever you buy a new device you should always consider the smartphone having display protection feature.
Yes
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Features
Display supports various kind of features such as Contrast ratio, NTSC, 2.5D curved glass, OLED, AMOLED and more features. HD display
~ 294 PPI
1000:1 contrast ratio
2.5D curved glass screen
72% NTSC -
Secondary Display
Some device comes with second display feature along with primary display, usually found in mobile phone. No
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Screen to Body Ratio
Screen to Body Ratio shows the total number of area covered by the gadget display, if the % is higher it's good for users. 70%
Camera & Features
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Camera Type
Supported Camera Type in the device, dual or single camera. Dual Camera Set UP (One Front + One Back)
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Rear Camera
Primary Camerais usually placed on the back side of Smartphone to capture photos and videos. The main attribute of camera are the resolution (measured in Megapixels), lens focus type (automatic or manual). High megapixels mobile can take higher quality pictures and videos but it does not always the quality parameter as there are other factors also responsible for high-quality picture so we can't predict the camera quality by just looking at its megapixels. 13 Megapixels
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Image Dimensions
captured image size 4160 x 3120 Pixels
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Full HD Recording
Yes
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HD Recording
Yes
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Auto Focus
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Touch Focus
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Video Resolution
1080p[email protected]
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Aperture
Aperture F2.2
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Primary Camera Features
Good Camera plays important role for any Gadgets it comes with many features such as Autofocus, Continuous shooting, Digital image stabilization, Digital zoom, Face detection, Geotagging, HDR ISO settings, Panorama, Scene mode, Self-timer, Touch focus, White balance settings, PDAF etc Autofocus
Continuous shooting
Digital zoom
Exposure compensation
Face detection
Geotagging
HDR
ISO settings
Panorama
Scene mode
Self-timer
Touch focus
White balance settings
5P Lens -
Flash Type
Flash Light => Flashlight are very important in camera for enhancing the picture quality in low-light condition.LED Flash and Xenon Flash are two most common flashlights are used in mobile phones.LED flashlight provides lower power consumption with drive circuitry which takes up little room and can be strobed faster than any other light Source while the Xenon Flash offers an extremely intense full-spectrum white light for a very short duration. Yes with Dual-LED flashlight
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Front Facing Camera
secondary camera or front camera in the device like selfies camera in Smartphone, the user can click his own photo using this camera. 5 Megapixels with Aperture F2.2
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Front Camera Flash
No
Hardware Parameters & Memory
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Chipset (SoC)
Chipset is the main part of any computing device such as Mobile, Laptop, Smartwatch, Camera, Tablet etc each one runs on a chipset or SoC which includes CPU, GPU, and Cache memory.Chipset is integrated circuit designed to perform some specific task and popular devices come with more advanced chipset which can perform many different tasks according to their design and programming capabilities Qualcomm Snapdragon 425 MSM8917
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CPU Frequency
CPU Central Processing Unit or processors,its main function is to interpret and execute instructions in the computing device .Mostly we measure CPU capacity in GHz or MHz with the number of the core such as 2-core, 4-core, 8-core, 10-core etc.Always look for high-power processor first whenever you will purchase a new device Quad-Core 1.4 GHz ARM Cortex-A53
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Number of Cores
Number of Cores for processor on the device. 4-Core
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CPU Bit Architecture
64-Bit
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Graphics Processing (GPU)
GPU Stands for Graphics Processing Unit is a single-chip processor designed to rapidly rapid mathematical calculations, primarily for the purpose of rendering images, This includes things such as lighting effects, object transformations, and 3D motion and it is also responsible for high-performance gaming graphics a good GPU always have such kind of power to control the gaming graphics.The common GPU for mobile devices are Qualcomm Adreno, Intel HD graphics, PowerVR, ARM-Mlai etc. Qualcomm Adreno 308
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Process Technology
28nm
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RAM (Memory)
RAM (Random Access Memory) is a type of computer memory that can be accessed randomly, and used by Operating system and installed application in the computing device data in the RAM temporarily stored means it will be lost whenever the device is turn off or restarted . 2GB
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Memory Type
LPDDR3
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Internal Memory
Internal Storage also known as secondary memory or ROM 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 content stored.There two types of internal memory expansion expandable and non-expandable. 16GB (eMMC)
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Memory Speed (RAM)
Memory Speed measured in MHz or GHz. 667 MHz
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Card & Expandable Memory
External Memory Card Slot is a special slot for inserting a memory card. Memory cards allow you to expand the phone's internal storage, A memory card is a small storage memory used to store content such as text, pictures, audio, and video, for use on small, portable or remote computing devices such as mobile phones, mp3 players, digital cameras. Yes External Memory Support up to 128GB (Uses SIM 2 Slot)
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Card Slot
microSD, microSDHC, microSDXC
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Memory Channels
Single
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Sensors
Sensors are electronic components which increased the functionality of any computing device in which they are embedded sensors detects and responds to some type of input from the physical environment. Proximity Sensor
Accelerometer
Ambient Light
Gyroscope -
Input Type
Input Type Touch
Network & Cellular
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Network Technology
Each mobile device works on the wireless network and these networks are divided into different category such as 2G, 3G, 4G further they are subdivided into the category like GSM, UMTS, LTE on different bands. GSM / UMTS / LTE
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3G Support
Yes
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4G Support
Yes
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2G Network Bands
2G stands for the second-generation wireless telephone network.It works on Standard like GSM, D-AMPS, PDC.2G Networks supports Digital voice services and slow data transmission (2.5G (GPRS) or 2.75G (EDGE) ) but these networks are faster than analog (1G) systems. GSM : 850 / 900/ 1800 /1900 MHz
CDMA : 800 MHz
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3G Network Bands
3G stands for the third generation wireless telephone network in compare of 2G it supports faster data speed, always-on data access, better voice transmission capacity.UMTS,WCDMA, Ev-Do are the main standard of 3G technology. UMTS : 850 / 900 / 1900 / 2100 MHz
TD-SCDMA : 1880 - 1920 MHz
TD-SCDMA : 2010 - 2025 MHz
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4G Network Bands
4G stands for the fourth generation of wireless telephone network it is more efficient and faster in terms of data rate, voice transmission and it is very different technology in compare of 3G.The most common standard are LTE (Long Term Evolution) and Mobile WiMAX. LTE : 1800 / 2100 / 2600 MHz
LTE-TDD : 1900 MHz (Band 39)
LTE-TDD : 2300 MHz (Band 40)
LTE-TDD : 2500 MHz (Band 41)
LTE-TDD : 2600 MHz (Band 38)
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SIM Card Type
SIM stands for Subscriber Identity Module which securely stores subscriber's information such as phone numbers and text messages. Users can easily switch SIM card from one mobile set to another. SIM card is responsible for communication among several mobile devices using different kinds of networks such as GSM, UMTS, LTE etc. Micro + Nano/microSD
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Number of SIM Card
2
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Dual SIM Support
Smartphone comes with Single SIM or Dual SIM slot. Yes with Hybrid Dual SIM support
Software & Platforms
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Operating System (OS)
OS => Operating System responsible for all basic operations of the device ( smartphone, PDAs, tablet computers, drones, smartwatch and other handheld devices). The Operating System manages and controls the functions of the hardware components of the computing device. There are numbers of OS such as Android, Windows, iOS, BlackBerry and more. Android 6.0 Marshmallow
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User Interface (UI)
UI or user interface (f human–machine interaction) 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. Yes with MIUI 8
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Java (Software Platform)
No
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Social Network (FB)
Facebook its no 1 popular free social networking site which allows users to create a free account and adds your friends or family in your social list to chat with them, upload photos, videos, video chat and send messages via the internet and keep in touch with friends,Each Smartphone supports Facebook app.
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Video-Sharing Youtube
Youtube is a popular free video-sharing website, Youtube is the largest video sharing site in the world, Millions of users around the world have created accounts on the site that allow them to upload videos that anyone can watch.
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Microblogging (Twitter)
Twitter is global microblogging social media website, you can use twitter application on your smartphone, tablet. Microblogging is a broadcast medium that exists in the form of blogging. A microblog differs from a traditional blog in that its content is typically smaller in both actual and aggregated file size
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Pre-Installed Apps
Google Maps, Google Apps, MI Apps, Chrome, Gmail
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Calculator
Yes
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Calender
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Clock & Alarm
Yes
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Phone Book
Multimedia Features (Audio, Video and Images)
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Supported Audio Format
Which type of audio playback supported by the device as there are number of audio format such as WAV, AAC, AMR, MP3, WMA, MIDI, FLAC, etc Yes Support WAV, AAC+, OGG, FLAC, MIDI, WMA, MP3, AMR, AAC, eAAC+
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Supported Video Format
Yes Support 3GP, MP4, FLV, WMV, AVI, MKV, H.264, H.263, ASF
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Picture format
Picture format Supported by device. Yes Support JPEG, PNG, GIF, BMP
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Video Output
Yes Wireless Media Link
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FM Radio
FM is a VHF broadcasting technology which uses frequency modulation (FM) to transfer sound over the broadcasting radio. Yes
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Alert Types
Alert types are types of sound which notify the users when someone sends notifications like a phone call, message, email etc. Vibration, MP3 ringtones, MIDI, WAV
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Ring Tones
MP3, WAV ringtones
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Supports Music Player
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Supports Video Player
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Sound
Sound Stereo
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Loudspeaker
Yes
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Audio Output
for external sound using headset Yes with 3.5mm Audio Out Port
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Speakers
Yes
Wired & Wireless Connectivity
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Wi-Fi (Standards Supported)
Wi-Fi is a popular wireless networking technology which provides wireless data connection between various device using radio waves it uses the IEEE 802.11 stands for communication. Wi-Fi 802.11 b/g/n, Wi-Fi Direct
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Wi-fi Hotspot
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USB Type and Version
USB required for transfer or sync the data from one computing device to another such as from Smartphone to computer. Micro USB With OTG, Host, Charging and Mass Storage Function
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Bluetooth Type, Model
Bluetooth is wireless communications technology for exchanging data between mobile phones, headsets, personal computers and other network devices over brief distances without wiring, Bluetooth technology was mostly designed to support simple wireless networking of personal consumer devices. There are different-different types of Bluetooth Profile (A2DP, HID, LE etc) available in each device for exchanging different content within a short distance.
Yes Bluetooth v4.1 with A2DP, HID
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Navigation Technology (GPS)
GPSStands for Global Positioning System is a satellite-based radio navigation technology using it users can track their position, velocity and the time 24 hours a day, in all weather, anywhere in the world, the most common GPS technology are GPS and the GLONASS. Yes, with GPS, A-GPS, GLONASS, BeiDou
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Near Field Communication (NFC)
NFC stands for Near field communication is a set of short-range wireless communication standards for smartphones and similar computing devices to establish peer-to-peer (P2P) radio communications with each other by touching them together.It works on smaller range around 10cm.
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HDMI Port
HDMI Stands for (High-Definition Multimedia Interface) most commonly used for
transferring video data and digital audio data from a HDMI- device (Smartphone, Tablet, Laptop) to a compatible computer monitor, video projector, digital television, or digital audio device.
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Infrared (IR)
Infrared (IR) connectivity is an old wireless technology which uses an infrared light to transfer information between two electronic devices over short-range.
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Wireless Charging Technology
Data & Internet
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General Packet Radio Service
GPRS GPRS stands for General Packet Radio Service it is also known as GSM-IP is global system mobile communications internet protocol which works in 2G and 3G cellular networks.It provides data speed up to 40 kbps which enable mobile devices to access the internet at a Similar speed of dial-up modem and it is used for wireless data transfer like sharing pictures, text, video or browse the internet via mobile phone connection.
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Enhanced Data for Global Evolution
EDGE (Enhanced Data Rate for GSM Environment) also known as also known as Enhanced GPRS or EGPRS is a wireless network technology generally considered the next step in the 2G network offers data transfer rates up to four times faster than ordinary GSM networks, Generally, EDGE is used for the purpose of wireless data transfer, such as sharing pictures and videos or browsing the Internet via a mobile phone connection.
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Internet Speed (Mbps)
Data Speed supports by any computing device such as Smartphone, Tablet, Computer, Laptop etc mostly it measured in Mbps (Mega bit per second).A good device always supports faster data speed. LTE Cat 4 150 Mbps Download, 50 Mbps Upload, HSUPA 5.76 Mbps Upload, HSDPA 21 Mbps Download
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Supported Browser
Web Browser => used to access information on the world wide web such as text, image, video, audio here we have listed some of the common browsers supported by the device. Google Chrome, Support WAP, HTML, HTML5 Browsers
Messaging and Email Services
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Short Message Service
SMS (Short Messaging Service) is a text messaging service through which users can send text messages up to 160-224 characters to mobile devices such as cell phone, smartphone, and PDAs. Yes (threaded view)
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Multimedia Messaging Service
MMSstands for Multimedia Messaging Service and it is used for sending multimedia message from one device to another device such as audio clips, video clips, images, text.
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Messaging & Email
Email Email Stands for Electronic mail which used for sending and storing message it just like sending a physical letter.The user can send text messages, images, and other attachments to the recipient using the internet . You can create your account with Gmail, Yahoo, Hotmail or any other without any cost and its necessary to receive any message over internet and email address is unique to each user. SMS, MMS, Email, Push Mail, IM, Hangouts
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IM (Instant Messaging)
IM stands for Instant Messaging is an exchange of text messages through a software application in real time, it enable users to create a kind of private chat room (for example Yahoo! Messenger and Apple's iChat ) with another user in order to communicate in real time over the Internet. Yes
Battery and Power
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Battery Pattern
Battery Type => The battery is most important part of any electronics device and they powered by different-different kind of battery such as there are basically four types of cell phone batteries Lithium Polymer, Lithium Ion, Nickel Metal Hydride and Nickel Cadmium. Li-Poly (Lithium Polymer)
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Capacity (in mAh)
Battery Capacity which measure typically in Amp-hr which tells users that how much of the charge stored by the battery. The battery capacity represents the maximum amount of power that can be run any computing device under certain conditions. A good battery always provides consistent power but it also depends on the quality of device, processor, and design
3,120 mAh
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Battery Fixing
Non-Removable
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Wireless Charging Technology
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Fast Battery Charging
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Standby Time
Standby Time is the longest time a phone can remain in the power during single battery charge while the device will not be in active use but constantly connected to the GSM network.
Up to 300 Hours (Unofficial)
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Talk Time
Talk Time is the total time a battery can power a phone under perfect conditions, talk time requires more power and much shorter than standby time. Up to 15 Hours (Unofficial)
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Music Play
Music play time of the device in hours. Up to 35 Hours (Unofficial)
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Battery Video Playback
The capacity of battery to play video on device Up to 8 Hours (Unofficial)
Warranty Details
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Warranty Type
Manufacturer
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Warranty Duration
1 Year (365 days)
Box items
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In the box (Package Items)
Package Contents: What Accessories is included with this device when you Buy This item from Store, What is inside the package box. Xiaomi Redmi 4A Handset
3,120 mAh Battery
Power Adapter
USB Data Cable
Warranty Card
User Manual
User Reviews and Discussion about Gadget - Share Your Opinion
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bit heating problem
i know this phone has a bit heating issue and much I don't know decent price smartphone.
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different from other mi phones, good one...
It's Somehow different from Other model of Mi, 4 edges sharpness is completely unique, camera configuration is different, all handset launched with 3000mAh battery with fast charging technology, we see news in Cnet about mi new upcoming smartphone, they said it's great device.
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