| Hardware and OS | Samsung Galaxy A90s | |
| Operating system | Android v9.0 (Pie) | |
| Chipset | Qualcomm Snapdragon 855 | |
| Processor | Octa core (2.84 GHz, Single core, Kryo 485 2.42 GHz, Tri core, Kryo 485 1.8 GHz, Quad core, Kryo 485) | |
| Graphics | Adreno 640 | |
| RAM | 6 GB | |
| Internal Storage | 64 GB | |
| Expandable memory | Yes Up to 512 GB | |
| Display | Samsung Galaxy A90s | other phones |
| Type | Super AMOLED | |
| Size | 6.7 inches | |
| Resolution | 1080 x 2400 pixels | |
| Pixel Density | 393 ppi | |
| Touchscreen | Yes Capacitive Touchscreen, Multi-touch | |
| Connectivity | Samsung Galaxy A90s | other phones |
| Network support | 4G , 3G, 2G | |
| WI-FI | Yes Wi-Fi 802.11, b/g/n | |
| Gps | Yes with A-GPS, Glonass | |
| Bluetooth | Yes v5.0 | |
| NFC | Yes | |
| Dual SIM | Dual SIM, GSM GSM | |
| SIM size | SIM1: Nano, SIM2: Nano (Hybrid) | |
| USB TYPE-C | Yes | |
| USB connectivity | Mass storage device, USB charging | |
| Camera | Samsung Galaxy A90s | other phones |
| Main camera | 48 MP 8 MP 5 MP 2 MP | |
| Image | 8000 x 6000 Pixels | |
| Front camera | 32 MP | |
| Camera features | Digital Zoom, Face detection, Touch to focus | |
| Flash | Yes LED Flash | |
| Autofocus | Yes Phase Detection autofocus | |
| Battery | Samsung Galaxy A90s | other phones |
| Capacity | 4200 mAh | |
| Type | Li-ion | |
| User replaceable | No | |
| Quick charging | Yes Fast | |
| Other | Samsung Galaxy A90s | other phones |
| Fingerprint sensor | Yes | |
| Fingerprint sensor position | On-screen | |
| Other sensors | Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope | |