| Hardware and OS Samsung Galaxy A91 |
| Operating System: | Android v9.0 (Pie) |
| Processor: | 2.8 GHz, Octa Core Processor |
| Chipset: | Qualcomm Snapdragon 855 |
| Cores: | 1x2.84 GHz Kryo 485 & 3x2.41 GHz Kryo 485 & 4x1.78 GHz Kryo 485 |
| RAM: | 8 GB |
| Internal Memory: | 128 GB |
| Memory Card Slot: | Yes, (Hybrid Slot), upto 512 GB |
| Graphics: | Adreno 618 |
| Dual Sim: | Yes |
| Sim Size: | Nano Nano SIM |
| Sim Type: | Dual Sim, GSM GSM (Hybrid Slot) |
| Display Samsung Galaxy A91 |
| Screen Size: | 6.7 inches, 1080 x 2400 pixels |
| Display Type: | Color Super AMOLED screen (16M) |
| Pixel Density: | ~402 PPI |
| Touch Screen: | Yes, with Multitouch |
| Display aspect ratio: | 19.5:9 |
| Connectivity Samsung Galaxy A91 |
| 3G Network: | Yes |
| 4G Network: | Yes |
| Bluetooth: | Yes, v5.0 |
| EDGE: | Yes |
| GPRS: | Yes |
| USB: | Yes, USB-C |
| USB Features: | USB Charging |
| VoLTE: | Yes, Dual Stand-By |
| Wifi: | Yes, with wifi-hotspot |
| Multimedia Samsung Galaxy A91 |
| Email: | Yes |
| FM Radio: | No |
| Music: | Yes |
| Video: | Yes |
| Browser: | Yes |
| Java: | Yes |
| Battery Samsung Galaxy A91 |
| Battery capacity: | 4500 mAh, Li-Po Battery |
| Type: | Non-Removable Battery |
| Fast Charging: | 45W Fast Charging |
| Other Samsung Galaxy A91 |
| Sensors: | Light sensor, Proximity sensor, Accelerometer, Compass, Gyroscope |
| Fingerprint Sensor: | Yes, In Display |
| Face Unlock: | Yes |
| Features: | Digital Zoom, Auto Flash, Face detection, Touch to focus |
