| Attribute | Value |
| General |
| Brand | Xiaomi |
| Launch |
| Announced | 2018-07-24 |
| Body |
| Width | 7.3 mm |
| Length | 158.7 mm |
| Height | 75.4 mm |
| Weight | 166 g |
| SIM | Dual SIM (Nano-SIM, dual stand-by) |
| Front | Glass |
| Back | Aluminum |
| Frame | Aluminum |
| Network |
| Technology | |
| 2G bands | - CDMA 800 & TD
- GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
|
| 3G bands | - HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - Global
- HSDPA 850 / 900 / 1900 / 2100
|
| 4G bands | - 1, 2, 3, 4, 5, 7, 8, 20, 38, 40 - Global
- 1, 3, 5, 7, 8, 34, 38, 39, 40, 41
|
| 5G bands | Add |
| Speed | - HSPA 42.2/5.76 Mbps
- LTE-A (3CA) Cat12 600/150 Mbps
|
| Platform |
| OS | Android 8.1 (Oreo) |
| Chipset | Qualcomm SDM660 Snapdragon 660 (14 nm) |
| CPU | Octa-core (4x2.2 GHz Kryo 260 Gold & 4x1.8 GHz Kryo 260 Silver) |
| GPU | Adreno 512 |
| Memory |
| Card slot | No |
| Internal | - 128GB 6GB RAM
- 32GB 4GB RAM
- 64GB 4GB RAM
|
| Display |
| Size | 5.99 in |
| Resolution | 1080 x 2160 px |
| Protection | Add |
| Display Type | LTPS IPS LCD |
| Battery |
| Type | Li-Po |
| Charging | Fast charging 18W,
Quick Charge 3 - Global,
Quick Charge 4 - India only |
| Capcity | 3000 mAh |
| Main Camera |
| Main Camera Type | Dual |
| Main Camera Properties | - 12 MP, f/1.8, 1/2.9", 1.25µm
- 20 MP, f/1.8, 1/2.8", 1.0µm, PDAF
|
| Main Camera Video | 4K@30fps, 1080p@30fps (gyro-EIS), 720p@120fps |
| Main Camera Features | Dual-LED flash, HDR, panorama |
| Selfie Camera |
| Selfie Camera Type | Single |
| Selfie Camera Properties | - 20 MP, f/2.2, (wide), 1/3", 0.9µm
|
| Selfie Camera Video | 1080p@30fps |
| Selfie Camera Features | LED flash, Auto-HDR |
| Comms |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| Bluetooth | 5.0, A2DP, LE |
| GPS | + |
| NFC | - |
| Radio | No |
| USB | USB Type-C 2.0 |
| Sound |
| Loudspeaker | + |
| 3.5mm jack | - |
| Features |
| Sensors | - Fingerprint (rear-mounted)
- accelerometer
- compass
- gyro
- proximity
|
| Misc |
| Colors | - Black
- Blue
- Gold
- Red
- Rose Gold
|
| Models | - M1804D2SG
- M1804D2SI
- Mi 6X
- Mi A2
|
| SAR EU Head | 1.16 W/kg |
| SAR EU Body | 0.66 W/kg |
| SAR Head | 0.96 W/kg |
| SAR Body | 0.64 W/kg |
| Infrared port | Yes |
| Talk time | Add |