| Local Name | Xperia XZ3 |
| Technology | GSM / HSPA / LTE |
| 4G Bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 26, 28, 29, 32, 38, 39, 40, 41, 46, 66 - H8416, H9436, H9493 |
| 3G Bands | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - H8416, H9436, H9493 |
| 2G Bands | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) |
| Speed | HSPA 42.2/5.76 Mbps, LTE-A (5CA) Cat18 1200/200 Mbps |
| Announced | 2018, August 30 |
| Status | Available. Released 2018, October 05 |
| Dimensions | 158 x 73 x 9.9 mm (6.22 x 2.87 x 0.39 in) |
| Weight | 193 g (6.81 oz) |
| Build | Glass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame |
| SIM | Single SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by) |
| Body | IP65/IP68 dust/water resistant (up to 1.5m for 30 min) |
| Display Type | Li-Ion 3300 mAh, non-removable |
| Screen Size | 6.0 inches, 92.9 cm2 (~80.5% screen-to-body ratio) |
| Resolution | 1440 x 2880 pixels, 18:9 ratio (~537 ppi density) |
| Protection | Corning Gorilla Glass 5 | Triluminos display X-Reality Engine |
| OS | Android 9.0 (Pie), upgradable to Android 10 |
| Chipset | Qualcomm SDM845 Snapdragon 845 (10 nm) |
| CPU | Octa-core (4x2.7 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver) |
| GPU | Adreno 630 |
| Card Slot | microSDXC (uses shared SIM slot) - dual SIM model only |
| Internal Memory | 64GB 4GB RAM, 64GB 6GB RAM | UFS 2.1 |
| Camera Features | HDR |
| Video | 1080p@30fps (5-axis gyro-EIS) |
| Loudspeaker | Yes, with stereo speakers |
| 3.5mm Jack | No |
| Sound | 24-bit/192kHz audio Dynamic vibration system |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, DLNA |
| Bluetooth | 5.0, A2DP, aptX HD, LE |
| NFC | Yes |
| Radio | No |
| USB | USB Type-C 3.1, OTG |
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, barometer, compass, color spectrum |
| Colors | Black, Silver White, Forest Green, Bordeaux Red |