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Samsung Galaxy J7 Duo

Samsung Galaxy J7 Duo

৳18,990.00
Brand: Samsung
Category: Smartphones
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Released: 2018, April
OS: Android 8.0
Display: 5.5" 720x1280 pixels
Camera: 13MP 1080p
RAM: 4GB RAM Exynos 7885 Octa
Battery: 3000mAh Li-Ion

Full Specifications and Price in Bangladesh

General Info

Announced	2018, April
Status	Available
Brand	Samsung
Model	Samsung Galaxy J7 Duo
Color	Black, Gold, Rose Gold, White
Made by	Korea
Price	BDT. 18,990

Network

Technology	GSM / HSPA / LTE
2G Bands	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Bands	HSDPA 850 / 900 / 1900 / 2100 - International HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - USA
4G Bands	1, 3, 5, 7, 8, 20, 38, 40, 41 - International 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 38, 40, 41, 66 - USA
5G Bands	N/A
Speed	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
GPRS GPRS (General Packet Radio Service) is a packet oriented mobile data service on the 2G and 3G cellular communication system's global system for mobile communications (GSM), Generally, GPRS is used for the purpose of wireless data transfer, such as sharing pictures and videos or browsing the Internet via a mobile phone connection.
EDGE EDGE (Enhanced Data GSM Environment) 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.

Body

Dimensions	153.5 x 77.2 x 8.2 mm (6.04 x 3.04 x 0.32 in)
Weight	174 g (6.14 oz)
Build	Glass front, plastic back, plastic frame
SIM SIM (Subscriber Identity Module) is a small card that contains mobile network subscriber's account information. This allows the phone using the card to attach to a mobile network. The SIM card is most commonly associated with GSM and UMTS mobile networks. Moving a SIM card from one phone to another allows a subscriber to switch mobile phones without having to contact their mobile network carrier. SIM cards can also be used by a phone to store limited amounts of data, such as phone numbers and text messages.	Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)

Display

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.	Super AMOLED
Size	5.5 inches, 83.4 cm2 (~70.4% screen-to-body ratio)
Resolution	720 x 1280 pixels, 16:9 ratio (~267 ppi density)
Refresh Rate	60 Hz
Protection	Tempered Glass
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.	267 ppi density
Multitouch
Features	ANT+ support MP4/WMV/H.264 player MP3/WAV/WMA/eAAC+/FLAC player Photo/video editor Document viewer

Platform

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 8.0 (Oreo), upgradable to Android 9.0 (Pie)
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.	Exynos 7885 (14 nm)
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 (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
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-G71

Memory

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.	Micro SDXC (dedicated slot)
RAM 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.	3/4 GB
Internal 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 eMMC 5.1

Main Camera

Camera Resolution	13 MP, f/1.9, AF 5 MP, f/1.9, (depth)
Camera Features	LED flash, panorama, HDR
Video Resolution	1080p@30fps

Selfie Camera

Camera Resolution	8 MP, f/1.9
Camera Features	LED flash
Video Resolution	1080p@30fps

Sound

Alert Types	Vibration, MP3, WAV ringtones
Loudspeaker	Yes
Audio Jack

Connectivity

WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
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.	4.2, A2DP, LE
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.
Infrared port
FM Radio
USB	Yes

Features

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 -(front-mounted), accelerometer, proximity
Messaging	SMS(threaded view), MMS, Email, Push Email, IM
Browser Web Browser => a web browser is a software application used to locate, retrieve and display content on the World Wide Web, including Web pages, images, video and other files, The primary function of a web browser is to render HTML, the code used to design or markup webpages.	HTML5
Java

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.	Non-removable Li-Ion
Battery 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.	3000 mAh battery
Charging Wireless Charging (Inductive Charging) uses an electromagnetic field to transfer energy between two objects. This is usually done with a charging station. Energy is sent through an inductive coupling to an electrical device, which can then use that energy to charge batteries or run the device.	Fast Charging
Fast Charging
Wireless Charging

Our Rating

The overall rating is based on review by our experts

5.9

Design 4 / 10
Display 9 / 10
Camera 7 / 10
Connectivity 5 / 10
Features 6 / 10
Performance 6 / 10
Battery 7 / 10
Usability 3 / 10

Samsung Galaxy J7 Duo: Overview

The Samsung Galaxy J7 Duo is a budget-friendly smartphone that offers a decent set of features for its price. Powered by the Exynos 7885 chipset, the device delivers smooth performance for everyday tasks such as browsing, social media, and light gaming. The 5.5-inch HD Super AMOLED display ensures vibrant colours and good contrast, making media consumption enjoyable. The phone’s dual-camera setup, led by a 13MP primary sensor and a 5MP depth sensor, allows users to take decent photos with portrait effects. The removable 3000mAh battery ensures you can swap batteries for extended usage, making it a rare feature in modern smartphones.

Price in Bangladesh: The Samsung Galaxy J7 Duo is priced around BDT 18,990 to BDT 20,000, depending on availability and storage options.

Pro and Cons

Pros:

Super AMOLED Display: The 5.5-inch Super AMOLED screen provides vibrant colours and good contrast, offering a pleasant viewing experience.
Dual-Camera Setup: The 13MP + 5MP camera setup captures decent portrait shots and everyday photos.
Removable Battery: The 3000mAh battery is removable, allowing users to swap batteries for extended use, which is a rare feature today.
Good Performance for Price: The Exynos 7885 chipset handles daily tasks smoothly.
Affordable Price: Offers a good balance of features and performance for budget-conscious users.

Cons:

Low-Resolution Display: The 720p HD resolution may feel less sharp compared to higher-end devices.
Plastic Build: The plastic body feels less premium than its metal or glass counterparts.
No Fast Charging: The 3000mAh battery does not support fast charging, leading to longer charging times.
Limited Storage: The base variant offers only 32GB of internal storage, which may fill up quickly, though expandable storage is available.

FAQs

Does the Samsung Galaxy J7 Duo support 5G? No, the Galaxy J7 Duo only supports 4G LTE connectivity.
What is the battery capacity of the Galaxy J7 Duo? The phone is equipped with a 3000mAh removable battery.
Does the Galaxy J7 Duo support fast charging? No, the device does not support fast charging.
What is the camera setup on the Galaxy J7 Duo? It has a dual-camera setup with a 13MP primary sensor and a 5MP depth sensor.
Is the storage expandable? Yes, the Galaxy J7 Duo supports microSD card expansion up to 256GB.
What is the display type and size of the Galaxy J7 Duo? It has a 5.5-inch HD Super AMOLED display with a resolution of 720×1280 pixels.
Does it have a fingerprint sensor? Yes, the Galaxy J7 Duo features a front-mounted fingerprint sensor.

Reason to Buy

The Samsung Galaxy J7 Duo is an excellent option for users seeking an affordable smartphone with a decent display and camera setup. Its 5.5-inch Super AMOLED display offers a vibrant viewing experience, and the dual-camera system provides portrait effects for everyday photography. The removable battery is a unique feature in today’s market, offering extended usage by simply swapping out the battery. While it lacks fast charging and has a low-resolution display, the phone delivers reliable performance for daily tasks at a budget-friendly price, making it a solid choice for users who prioritize affordability and functionality.