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Samsung Galaxy J7 Duo


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Samsung Galaxy J7 Duo


OS: Android 8.0 (Oreo)

CPU: Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
Display: 5.5" inc
Camera: 13 MP, Dual

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Samsung Galaxy J7 Duo smartphone runs on Android 8.0 (Oreo) operating system. The phone is powered by Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53) processor. It has 32 GB, 4 GB RAM. Internal storage options which can be extended with the help of microSD, up to 256 GB (dedicated slot). The smartphone has a Super AMOLED providing, Screen-to-Body Ratio of 70.4%. The smartphone is fueled with a 3000 mAh,  Removable Li-Ion. The main camera of the smartphone consists of a 13 MP, Dual. The sensors include Fingerprint (front-mounted), accelerometer, proximity. Connectivity features in the smartphone include Bluetooth, A-GPS, GLONASS, BDS, Wi-Fi, 3.5 mm Jack and more. The Samsung Galaxy J7 Duo are available in various colors such as Black, Gold, Rose Gold, White. It measures 153.5 x 77.2 x 8.2 mm and weighs 174 g.

Hardware and OS Samsung Galaxy J7 Duo
Operating system:Android 8.0 (Oreo)
Processor:Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
Chipset:Exynos 7885 Octa (14 nm)
GPU:Mali-G71
Internal memory:32 GB, 4 GB RAM
External memory:microSD, up to 256 GB (dedicated slot)
Display Samsung Galaxy J7 Duo
Type:Super AMOLED
Size:5.5" inc
Resolution:720 x 1280 px
Touchscreen:capacitive touchscreen
Screen-to-Body Ratio:70.4%
Display area:83.4 cm2
Display aspect ratio:16:9 (height:width)
Pixel Density:267 PPI
Colors:16M
Connectivity Samsung Galaxy J7 Duo
2G Network:GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
3G Network:HSDPA 850 / 900 / 1900 / 2100
4G Network:LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800), 38(2600), 40(2300), 41(2500)
Wi-Fi:Wi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
Network:GSM / HSPA / LTE
SIM card:Single SIM (Micro-SIM)Dual SIM (Micro-SIM, dual stand-by)
Bluetooth:4.2, A2DP, LE
Edge:Yes
GPRS:Yes
GPS:Yes, with A-GPS, GLONASS, BDS
Speed:HSPA, LTE Cat4 150/50 Mbps
USB:Yes
Camera Samsung Galaxy J7 Duo
Main camera:13 MP, Dual
Specs:13 MP, f/1.9, AF
-5 MP, f/1.9, depth sensor
Features:LED flash, panorama, HDR
Features:LED flash
Video:1080p@30fps
Selfie camera:8 MP, Single
Specs:8 MP, f/1.9
Multimedia Samsung Galaxy J7 Duo
3.5 mm Jack:Yes
Radio:FM radio
Design Samsung Galaxy J7 Duo
Colors:Black, Gold, Rose Gold, White
Dimensions:153.5 x 77.2 x 8.2 mm
Weight:174 g
Battery Samsung Galaxy J7 Duo
Battery capacity:3000 mAh,  Removable Li-Ion
Other Samsung Galaxy J7 Duo
Release date:2018, April
Sensors:Fingerprint (front-mounted), accelerometer, proximity


Samsung Galaxy J7 Duo Overview


The Samsung Galaxy J7 Duo is a mid-range smartphone that was released in April 2018. It runs on the Android 8.0 Oreo operating system and is powered by an Octa-core Exynos 7885 processor, offering smooth performance for everyday tasks. The phone comes with 4GB of RAM and 32GB of internal storage, which can be expanded up to 256GB via a microSD card.

The Galaxy J7 Duo features a 5.5-inch Super AMOLED display with a resolution of 720 x 1280 pixels, providing vibrant colors and sharp images. The touchscreen is capacitive and responsive, making it easy to navigate through apps and menus. The phone has a screen-to-body ratio of 70.4% and a pixel density of 267 PPI, offering a decent viewing experience.

In terms of connectivity, the Galaxy J7 Duo supports 4G LTE networks and has Wi-Fi 802.11 a/b/g/n/ac, Bluetooth 4.2, GPS, and FM radio. It also has a dual SIM option for added convenience. The phone features a 13MP + 5MP dual rear camera setup with LED flash, as well as an 8MP front-facing camera for selfies.

One of the standout features of the Galaxy J7 Duo is its removable 3000mAh battery, which provides decent battery life for a full day of use. The phone also comes with a fingerprint sensor for added security, as well as sensors like accelerometer and proximity sensor.

Overall, the Samsung Galaxy J7 Duo offers a good balance of performance and features at an affordable price point. However, some potential drawbacks include the lower resolution display compared to other smartphones in its class and the lack of fast charging support. Additionally, the design of the phone may not appeal to users looking for a more premium look and feel.



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