| Hardware and OS | Samsung Galaxy J7 Star | |
| Operating system | Android 7.0 Nougat | |
| Processor | 2x 2.2 GHz ARM Cortex-A73, 6x 1.6 GHz ARM Cortex-A53, Cores: 8 | |
| GPU | ARM Mali-G71 | |
| RAM | 2GB | |
| Internal Storage | 32GB | |
| Memory Card Slot | microSD, microSDHC, microSDXC | |
| User Interface | Yes | |
| Display | Samsung Galaxy J7 Star | other phones |
| Type | Super AMOLED | |
| Size | 5.5 inches | |
| Resolution | 720 x 1280 pixels | |
| Colors | 16M Colors | |
| Pixel Density | 267 ppi | |
| Touchscreen | Yes | |
| Protection | 2.5D curved glass screen | |
| Features | IGZO FHD Display, ~ 402 PPI Pixel Density, Capacitive, Multi-touch, Scratch Resistant, 2.5D Curved Glass Screen, 550 cd/m2, sRGB 135%, 1500:1 contrast ratio, Color LED Notifications, Frameless | |
| Connectivity | Samsung Galaxy J7 Star | other phones |
| 4G Network | Yes | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, 802.11 n 5GHz, Wi-Fi Direct, Wi-Fi Display, Wi-Fi Hotspot, Dual-Band | |
| GPS | Yes, with A-GPS, GLONASS, GPS | |
| NFC | yes | |
| USB | USB Type-C, 2.0 with OTG, Charging and Mass Storage Function | |
| Speed | LTE : 850 / 1800 / 900 / 2100 / 2600 MHz LTE : 1700 / 2100 MHz LTE : 700 MHz Class 17 LTE-TDD : 1900 MHz (Band 39) LTE-TDD : 2300 MHz (Band 40) LTE-TDD : 2500 MHz (Band 41) LTE-TDD : 2600 MHz (Band 38) LTE : 700 MHz (Band 28) LTE : 700 MHz (Band 12) | |
| SIM | Nano SIM | |
| Dual SIM | Hybrid Dual SIM (Nano-SIM, Nano-SIM/microSD), Dual Standby | |
| Wireless Charging | Yes | |
| Camera | Samsung Galaxy J7 Star | other phones |
| Main camera | 12.98 MP (megapixels) | |
| Features | LED | |
| Image | 4160 x 3120 pixels | |
| Selfie camera | 7.99 MP (megapixels) | |
| Multimedia | Samsung Galaxy J7 Star | other phones |
| Loudspeaker | Yes | |
| Handsfree | Yes | |
| Radio | Yes | |
| Video Playback | Yes Support 3GP, H.264, MKV, DivX, AVI, xVID, WMV, FLV, MP4, H.263 | |
| Video Out | Yes | |
| Ring Tones | Yes | |
| 3.5 mm Jack | yes | |
| Design | Samsung Galaxy J7 Star | other phones |
| Dimensions | 76.2 x 153.2 x 8.6 mm | |
| Waterproof | No | |
| Weight | 181 g | |
| Battery | Samsung Galaxy J7 Star | other phones |
| Capacity | 3300 mAh, Li-Polymer | |
| Placement | Non-Removable | |
| Other | Samsung Galaxy J7 Star | other phones |
| Sensors | Proximity, Light, Accelerometer, Fingerprint | |
