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Samsung Galaxy J7 Duo Full Specs, Review and Price

Samsung Galaxy J7 Duo is part of J mid-range series from the tech giant that offers impressive specs for its price. The Galaxy J7 Duo sports dual rear cameras, a feature that’s been quite a trend now. Of course, it’s equipped with a Super AMOLED screen with 4GB RAM and 32GB storage as well. Let’s meet the Samsung Galaxy J7 Duo.

The J7 Duo is part of Samsung’s latest affordable devices such as Samsung Galaxy J4 , Samsung Galaxy J7 Nxt, Samsung Galaxy J8 and the Samsung Galaxy J6

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Where To Buy Samsung Galaxy J7 Duo?

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Samsung Galaxy J7 Duo Key Specs and Features

・5.5-inch Super AMOLED capacitive touchscreen, 720 x 1280 pixels
・Android 8.0 Oreo with 4GB RAM
・Octa-core 2.2GHz Exynos 7885
・32GB built-in storage, upgradeable up to 256GB
・13MP + 5MP rear camera and 8MP front camera
・3000mAh removable Li-Ion Battery

Samsung Galaxy J7 Duo Design

The device was made of plastic, but you won’t have a clue at first glance. It looks like the typical Samsung galaxy smartphone though with the Samsung logo being present. The dual cameras are at the top middle just like on the S9 Plus.

Samsung Galaxy J7 Duo

Besides the cameras, we can see the LED flash by the left and loudspeakers by the right. It measures 8.2mm in thickness and weighs just 174g overall. It’s available in Black and Gold colours.

Samsung Galaxy J7 Duo Display

It doesn’t come with the notch or even the trending bezel-less screen. The screen still offers the old 16:9 aspect format with huge top and bottom bezels. The bottom houses three navigation buttons, including the physical home button which doubles as the fingerprint scanner.

Moving further, the 5-inch Super AMOLED capacitive touchscreen isn’t that bad. It has 720 x 1280 pixels in resolution and 297 pixels per inch density, displaying amazingly well in HD. You’ll also enjoy taller visuals in landscape mode, with its 70.4% screen-to-body ratio.

Hardware and Software

The J7 Duo is powered by Exynos 7885 chip which was built on a 14nm FinFET process technology offering improved performance and power efficiency. The 8-cores of processor reaches a speed of 2.2GHz. While the Mali-G71 graphics processor does its job as well.

A 4GB RAM space should be more than enough to handle all your multitasking of heavy apps and games. While the storage space is pegged at 32GB and you can even upgrade further up to 256GB with a memory card. It runs on Android 8.0 Oreo operating system.

Samsung Galaxy J7 Duo Camera

The dual 13MP + 5MP rear shooters here has f/1.9 aperture respectively. The cameras will work together for the best detail in portrait mode and background blur. It comes with a LED flash and other features like autofocus, touch focus, face detection, panorama and HDR. Videos are pegged at 1080p@30fps, while the 8MP selfie camera with f/1.9 aperture has a LED flash as well.

Network and Connectivity

It supports 4G LTE and can accommodate dual Nano SIMs and a microSD card. It has Bluetooth 4.2, Wi-Fi, Wi-Fi Hotspot, Radio and A-GPS, GLONASS, BDS.

Samsung Galaxy J7 Duo Battery

The Samsung Galaxy J7 Duo is powered by a non-removable Li-Ion 3000mAh battery with no fast charging technology.

Price and Availability

Samsung Galaxy J7 Duo is available on shopping stores, starting from $249 to $299, that’s about (N85,000 – N100,000).

Samsung Galaxy J7 Duo Full Specs

・Announced: April 2018
・Status: Available. April 2018

・Network Technology: GSM / WCDMA / LTE
・3G Support: 850/1700/1900/2100
・4G Support: LTE
・Number of SIM Card: 2 (Micro + Micro)
・Dual SIM Support: Yes

・Material Type: Plastic
・Dimensions: 153.5 x 77.2 x 8.2 mm
・Colour: Black, Gold
・Weight: 174g

・Screen Type: Super AMOLED capacitive touchscreen
・Size: 5.5-inch
・Resolution: 1280 x 720 Pixels
・Pixel Density: 267ppi
・Screen to Body Ratio: 70.4%

・Operating system: Android 8.0 Oreo
・Processor: Octa-core 2.2GHz
・Chipset type: Exynos 7885
・Graphics Processing Unit: Mali-G71

・Memory Card slot: Yes, up to 256GB
・Internal storage: 32GB

・Back Camera: 13MP + 5MP
・Front Camera: 8MP
・Back Flash: Yes, LED
・Front Flash: Yes

・WiFi Hotspot: Yes
・Bluetooth: Yes
・Fingerprint Sensor: Yes (front)
・Sensors: accelerometer, proximity, ambient light
・USB: Yes
・GPS: Yes
・3.5mm Audio Jack: Yes

・Capacity: 3000mAh
・Type: Li-Ion
・Standby Time: –
・Talktime: –
・Fast Charging: No

Joseph Young
Joseph Young
Joseph Young is a Senior writer at He is a prolific writer who has an eye for everything technology. He is fondly referred to as one of Africa's most sought-after mobile phone reporters.