| Hardware and OS | Sony Xperia 8 | |
| Operating system | Android v9.0 (Pie) | |
| Chipset | Qualcomm Snapdragon 630 | |
| Processor | Octa core (2.2 GHz, Quad core, Cortex A53 1.8 GHz, Quad core, Cortex A53) | |
| Graphics | Adreno 508 | |
| RAM | 4 GB | |
| Internal Storage | 64 GB | |
| Expandable memory | Yes Up to 512 GB | |
| Display | Sony Xperia 8 | other phones |
| Type | IPS LCD | |
| Size | 6.0 inches | |
| Resolution | 1080 x 2560 pixels | |
| Pixel Density | 463 ppi | |
| Touchscreen | Yes Capacitive Touchscreen, Multi-touch | |
| Protection | Corning Gorilla Glass v6 | |
| Aspect ratio | 21:9 | |
| Screen to body ratio calculated | 76.06 % | |
| Connectivity | Sony Xperia 8 | other phones |
| Network support | 4G , 3G, 2G | |
| WI-FI | Yes Wi-Fi 802.11, a/ac/b/g/n/n 5GHz | |
| Gps | Yes with A-GPS, Glonass | |
| Bluetooth | Yes v5.0 | |
| NFC | Yes | |
| Dual SIM | Dual SIM, GSM GSM | |
| USB TYPE-C | Yes (Doesn`t support micro-USB) | |
| USB connectivity | Mass storage device, USB charging | |
| Camera | Sony Xperia 8 | other phones |
| Main camera | 12 MP 8 MP | |
| Image | 4000 x 3000 Pixels | |
| Front camera | 8 MP | |
| Camera features | Digital Zoom, 2 x Optical Zoom, Auto Flash, Face detection, Touch to focus | |
| Flash | Yes LED Flash | |
| Autofocus | Yes | |
| Aperture | F2.0 | |
| Design | Sony Xperia 8 | other phones |
| Height | 158 mm | |
| Width | 69 mm | |
| Thickness | 8.1 mm | |
| Weight | 170 grams | |
| Colours | Black, Blue, Orange, White | |
| Ruggedness | Dust proof | |
| Waterproof | Yes IPX5, IPX8, IP6X | |
| Battery | Sony Xperia 8 | other phones |
| Capacity | 2760 mAh | |
| Type | Li-ion | |
| User replaceable | No | |
| Quick charging | Yes Fast | |
| Other | Sony Xperia 8 | other phones |
| Fingerprint sensor | Yes | |
| Fingerprint sensor position | Side | |
| Other sensors | Light sensor, Proximity sensor, Accelerometer, Gyroscope | |