| Hardware and OS | Sony Xperia 4 | |
| Operating System | Android v9.0 (Pie) | |
| Processor | 2.2 GHz, Octa Core Processor | |
| Chipset | Qualcomm Snapdragon 710 | |
| Cores | 2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silve | |
| RAM | 4 GB | |
| Internal Memory | 64 GB | |
| Memory Card Slot | Yes, upto 512 GB | |
| Graphics | Adreno 616 | |
| Dual Sim | Yes | |
| Sim Size | Nano Nano SIM | |
| Sim Type | Dual Sim, GSM GSM | |
| Display | Sony Xperia 4 | other phones |
| Screen Size | 5.7 inches, 1080 x 2520 pixels | |
| Display Type | Color IPS LCD screen (16M) | |
| Pixel Density | ~481 PPI | |
| Screen-to-Body Ratio | ~ 78.54% | |
| Touch Screen | Yes, with Multitouch | |
| Display aspect ratio | 21:9 | |
| Connectivity | Sony Xperia 4 | other phones |
| 3G Network | Yes | |
| 4G Network | Yes | |
| Bluetooth | Yes, v5.0 | |
| EDGE | Yes | |
| GPRS | Yes | |
| GPS | yes with A-GPS, Glonass | |
| USB | Yes, USB-C | |
| USB Features | USB Charging | |
| VoLTE | Yes | |
| Wifi | Yes, with wifi-hotspot | |
| Camera | Sony Xperia 4 | other phones |
| Main camera | 13 MP 5 MP with autofocus | |
| Video Recording | 1080p @ 30fps FHD | |
| Flash | Yes, LED | |
| Selfie camera | 8 MP | |
| Front Video Recording | 1080p @ 30fps FHD | |
| Features | Digital Zoom, Auto Flash, Face detection, Touch to focus | |
| Multimedia | Sony Xperia 4 | other phones |
| Headphone jack | Yes | |
| Email | Yes | |
| FM Radio | Yes | |
| Music | Yes | |
| Video | Yes | |
| Browser | Yes, supports HTML5 | |
| Java | No | |
| Design | Sony Xperia 4 | other phones |
| Dimensions | 149 x 65 x 8.3 mm | |
| Battery | Sony Xperia 4 | other phones |
| Battery capacity | 2800 mAh, Li-ion Battery | |
| Type | Non-Removable Battery | |
| Fast Charging | Yes | |