Samsung Galaxy J7 Duo

Samsung Galaxy J7 Duo
5.5", 720x1280 pixels
3 / 4GB
13MP + 5MP
Android 8.0 (Oreo)

Smartphone Samsung Galaxy J7 Duo released in Apr, 2018 has display 5.5" inches size and 3 / 4GB RAM size. The device is running an operating system Android 8.0 (Oreo). Smartphone equipped with 2 rear cameras: 13MP, 5MP and 1 front camera: 8MP, f/1.9. Internal storage has size 32GB and can be expanded by memory card. Has a body thickness of 8.2mm and a weight of 174g.


  • Has a memory expansion slot


  • Does not support fast charging
  • Does not support wireless charging

Samsung Galaxy J7 Duo compare with

Samsung Galaxy J7 Duo view and size

Samsung Galaxy J7 Duo front
77.2 mm (3.04″)
153.5 mm (6.04″)
Samsung Galaxy J7 Duo side
8.2 mm

Samsung Galaxy J7 Duo specifications

Release date Apr, 2018


Models SM-J720F / SM-J720F/DS / SM-J720M / SM-J720M/DS
In the Box Charger, microUSB cable, Headset and Documentation


Operating System Android 8.0 (Oreo)


Dimensions 77.2 x 153.5 x 8.2mm
Weight 174g
Colours Black / Gold / Rose Gold / White / Blue


Size 5.5"
Resolution 720x1280 pixels
Density 267ppi


Rear camera 13MP, f/1.9, AF / 5MP, f/1.9, (depth)
Front camera 8MP, f/1.9


Chipset Exynos 7885 (14 nm)
CPU Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
GPU Mali-G71


RAM size 3 / 4GB


Internal storage 32GB
Card slot +


Number of SIMs 2
Cellular technology GSM / HSPA / LTE
Wi-Fi a / b / g / n / ac
Bluetooth 4.2
Navigation GPS / GLONASS / BDS
USB microUSB 2.0


Earphone Jack 3.5mm mini-jack


Fingerprint sensor +
Accelerometer +
Proximity sensor +


Capacity 3000mAh
Type Li-Ion


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How much storage does the Galaxy J7 Duo have ?

Galaxy J7 Duo has 32GB of internal storage.

Does Galaxy J7 Duo have fingerprint sensor?

Yes, Galaxy J7 Duo have fingerprint sensor.

What is the battery capacity of Galaxy J7 Duo ?

Galaxy J7 Duo has battery with 3000mAh capacity.

What is the display size of the Galaxy J7 Duo ?

Galaxy J7 Duo has display with 5.5" size.

How much RAM does the Galaxy J7 Duo have ?

Galaxy J7 Duo has a several versions with 3 or 4GB of RAM.