Samsung Galaxy J7 Duo

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Full Specifications September 4, 2026

Samsung · 2018

Samsung Galaxy J7 Duo

Name: Samsung Galaxy J7 Duo
Brand: Samsung

Samsung Galaxy J7 Duo Android smartphone. Announced Apr 2018. Features 5.5″ display, Exynos 7885 chipset, Dual: 13 MP (f/1.9, AF) + 5 MP primary camera, 8 MP front camera, 3000 mAh battery, 32 GB storage, 4 GB RAM.

Display 5.5"

Chipset Exynos 7885

RAM 3/4 GB

Storage 32GB storage, microSDXC

Camera 13 MP

Battery 3000 mAh

OS Android 8.0, up to Android 9.0

Build 174g, 8.2mm thickness

Launch

Announced 2018, April. Released 2018, April

Status Discontinued

Platform

OS Android 8.0 (Oreo), upgradable to Android 9.0 (Pie)

Chipset Exynos 7885 (14 nm)

CPU Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)

GPU Mali-G71

Display

Type Super AMOLED

Size 5.5 inches, 83.4 cm 2 (~70.4% screen-to-body ratio)

Resolution 720 x 1280 pixels, 16:9 ratio (~267 ppi density)

Memory

Card slot microSDXC (dedicated slot)

Internal 32GB 3GB RAM, 32GB 4GB RAM

memoryother eMMC 5.1

Main Camera

Dual 13 MP, f/1.9, AF Auxiliary lens

Features LED flash, panorama, HDR

Video 1080p@30fps

Selfie camera

Single 8 MP, f/1.9

Features LED flash

Video 1080p@30fps

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)

SIM Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)

Battery

Type Li-Ion 3000 mAh, removable

Sound

Loudspeaker Yes

3.5mm jack Yes

Comms

WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct

Bluetooth 4.2, A2DP, LE

Positioning GPS, GLONASS, BDS

NFC No

Radio FM radio

USB microUSB 2.0

Network

Technology GSM / HSPA / LTE

2G bands GSM 850 / 900 / 1800 / 1900

3G bands HSDPA 850 / 900 / 1900 / 2100 - International

4G bands 1, 3, 5, 7, 8, 20, 38, 40, 41 - International

Speed HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps

Features

Sensors Fingerprint (front-mounted), accelerometer, proximity

featuresother ANT+

Misc

Colors Black, Gold, Rose Gold, White, Blue

Models SM-J720F, SM-J720F/DS, SM-J720M, SM-J720M/DS

SAR EU 0.54 W/kg (head) 1.40 W/kg (body)

In depth

Full specifications

Announced	2018, April. Released 2018, April
Status	Discontinued

OS	Android 8.0 (Oreo), upgradable to Android 9.0 (Pie)
Chipset	Exynos 7885 (14 nm)
CPU	Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
GPU	Mali-G71

Type	Super AMOLED
Size	5.5 inches, 83.4 cm 2 (~70.4% screen-to-body ratio)
Resolution	720 x 1280 pixels, 16:9 ratio (~267 ppi density)

Card slot	microSDXC (dedicated slot)
Internal	32GB 3GB RAM, 32GB 4GB RAM
memoryother	eMMC 5.1

Dual	13 MP, f/1.9, AF Auxiliary lens
Features	LED flash, panorama, HDR
Video	1080p@30fps

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

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)
SIM	Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)

Type	Li-Ion 3000 mAh, removable

Loudspeaker	Yes
3.5mm jack	Yes

WLAN	Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Bluetooth	4.2, A2DP, LE
Positioning	GPS, GLONASS, BDS
NFC	No
Radio	FM radio
USB	microUSB 2.0

Technology	GSM / HSPA / LTE
2G bands	GSM 850 / 900 / 1800 / 1900
3G bands	HSDPA 850 / 900 / 1900 / 2100 - International
4G bands	1, 3, 5, 7, 8, 20, 38, 40, 41 - International
Speed	HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps

Sensors	Fingerprint (front-mounted), accelerometer, proximity
featuresother	ANT+

Colors	Black, Gold, Rose Gold, White, Blue
Models	SM-J720F, SM-J720F/DS, SM-J720M, SM-J720M/DS
SAR EU	0.54 W/kg (head) 1.40 W/kg (body)
Price	About 240 EUR

PhoneInsight Benchmark

39.6/100

Entry-level

A specs-derived composite score, not a lab benchmark -- useful for ranking and comparison.

Processor 34.4

Display 57.5

Camera 51.1

Battery 47

0.2%Popularity rank

2,413,269 hitsTotal views

Samsung Galaxy J7 Duo

Launch

Platform

Display

Memory

Main Camera

Selfie camera

Body

Battery

Sound

Comms

Network

Features

Misc

Full specifications

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