Samsung
Samsung Galaxy J7 Duo
SM-J720SM-J720
- ReleasedReleased 2018, April
- Weight and dimensions174 g (6.14 oz) · 153.5 x 77.2 x 8.2 mm (6.04 x 3.04 x 0.32 in)
- Operating systemAndroid 8.0 (Oreo), upgradable to Android 9.0 (Pie)
- Storage32GB 3GB RAM, 32GB 4GB RAM · Card slot microSDXC (dedicated slot)
- model variants
- 2
- spec categories
- 13
Network
- 2G
- GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
- 3G
- HSDPA 850 / 900 / 1900 / 2100 - International
- 4G
- 1, 3, 5, 7, 8, 20, 38, 40, 41 - International
- Speed
- HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
- Technology
- GSM / HSPA / LTE
Timeline
- Announced
- 2018, April
- Released
- Released 2018, April
Body
- Dimensions
- 153.5 x 77.2 x 8.2 mm (6.04 x 3.04 x 0.32 in)
- SIM
- Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)
- Weight
- 174 g (6.14 oz)
Display
- Resolution
- 720 x 1280 pixels, 16:9 ratio (~267 ppi density)
- Size
- 5.5 inches, 83.4 cm2 (~70.4% screen-to-body ratio)
- Type
- Super AMOLED
Platform
- CPU
- Octa-core (2x2.2 GHz Cortex-A73 & 6x1.6 GHz Cortex-A53)
- Chipset
- Exynos 7885 (14 nm)
- GPU
- Mali-G71
- OS
- Android 8.0 (Oreo), upgradable to Android 9.0 (Pie)
Memory
- Card slot
- microSDXC (dedicated slot)
- Internal
- 32GB 3GB RAM, 32GB 4GB RAM
Main camera
- Camera
- 13 MP, f/1.9, AF 5 MP, f/1.9, (depth)
- Features
- LED flash, panorama, HDR
- Video
- 1080p@30fps
Front camera
- Camera
- 8 MP, f/1.9
- Features
- LED flash
- Video
- 1080p@30fps
Sound
- 3.5mm jack
- Yes
- Loudspeaker
- Yes
Connectivity
- Bluetooth
- 4.2, A2DP, LE
- GPS
- Yes, with A-GPS, GLONASS, BDS
- NFC
- No
- Radio
- FM radio
- USB
- microUSB 2.0
- WLAN
- Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Features
- Sensors
- Fingerprint (front-mounted), accelerometer, proximity
Battery
- Battery
- Li-Ion 3000 mAh, removable
Miscellaneous
- Colors
- Black, Gold, Rose Gold, White, Blue
- SAR EU
- 0.54 W/kg (head) 1.40 W/kg (body)
Samsung
Samsung model variants
Data provenance
Specifications source
SamFW · gsmarena.com · Source model SM-J720F · Fetched 2026-09-05
Specifications are reference data supplied by the source and may contain errors or regional differences.