| Hardware and OS | Samsung Galaxy A8 Star (A9 Star) | |
| Operating system | Android 8 (Oreo) | |
| Processor | Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260) | |
| Chipset | Qualcomm SDM660 Snapdragon 660 (14 nm) | |
| GPU | Adreno 512 | |
| Internal memory | 64 GB, 4/6 GB RAM | |
| External memory | microSD, up to 512 GB (uses SIM 2 slot) | |
| Display | Samsung Galaxy A8 Star (A9 Star) | other phones |
| Type | Super AMOLED | |
| Size | 6.3" inc | |
| Resolution | 1080 x 2220 px | |
| Touchscreen | capacitive touchscreen | |
| Screen-to-Body Ratio | 80.6% | |
| Display area | 100.7 cm2 | |
| Display aspect ratio | 18.5:9 (height:width) | |
| Pixel Density | 392 PPI | |
| Colors | 16M | |
| Other | Samsung Experience 9 UX | |
| Connectivity | Samsung Galaxy A8 Star (A9 Star) | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | |
| 3G Network | HSDPA 850 / 900 / 1900 / 2100 | |
| 4G Network | LTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 17(700), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) - Global | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | |
| Network | GSM / CDMA / HSPA / LTE | |
| SIM card | Hybrid Dual SIM (Nano-SIM, dual stand-by) | |
| Bluetooth | 5.0, A2DP, LE | |
| Edge | Yes | |
| GPRS | Yes | |
| GPS | Yes, with A-GPS, GLONASS, BDS, GALILEO | |
| NFC | Yes | |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (3CA) Cat9 450/50 Mbps | |
| USB | 2.0, Type-C 1.0 reversible connector | |
| Camera | Samsung Galaxy A8 Star (A9 Star) | other phones |
| Main camera | 24 MP, Dual | |
| Specs | 24 MP, f/1.7
-16 MP, f/1.7, PDAF | |
| Features | LED flash, panorama, HDR | |
| Video | 2160p@30fps, 1080p@30fps | |
| Selfie camera | 24 MP, Single | |
| Multimedia | Samsung Galaxy A8 Star (A9 Star) | other phones |
| 3.5 mm Jack | Yes | |
| Radio | FM radio | |
| Design | Samsung Galaxy A8 Star (A9 Star) | other phones |
| Colors | Black, White | |
| Body build | Front/back glass, aluminum frame | |
| Dimensions | 162.4 x 77 x 7.6 mm | |
| Weight | 191 g | |
| Battery | Samsung Galaxy A8 Star (A9 Star) | other phones |
| Battery capacity | 3700 mAh, Non-removable Li-Ion | |
| Other | Samsung Galaxy A8 Star (A9 Star) | other phones |
| SAR | SAR EU - 0.43 W/kg (head), 1.79 W/kg (body) | |
| Release date | 2018, June | |
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | |
