Snapdragon 870 5G
128GB/256GB storage, no card slot
8/12GB RAM
50MP
6.28" 1080x2400 pixels
Android 11, MIUI 13
4500mAh
Xiaomi 12X Android smartphone. Announced Dec 2021. Features 6.28″ display, Snapdragon 870 5G chipset, 4500 mAh battery, 256 GB storage, 12 GB RAM, Corning Gorilla Glass Victus.
Network
| Speed | HSPA, LTE, 5G |
| 2G Bands | GSM 850 / 900 / 1800 / 1900 |
| 3G Bands | HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 |
| 4G Bands | 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 26, 28, 32, 38, 39, 40, 41, 42, 48, 66 - International |
| 5G Bands | 1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 77, 78 SA/NSA - International |
| Technology | GSM / CDMA / HSPA / EVDO / LTE / 5G |
Launch
| Status | Available. Released 2021, December 31 |
| Announced | 2021, December 28 |
Body
| SIM | Nano-SIM + Nano-SIM |
| Weight | 176 g (6.21 oz) |
| Dimensions | 152.7 x 69.9 x 8.2 mm (6.01 x 2.75 x 0.32 in) |
Display
| Size | 6.28 inches, 95.2 cm2 (~89.2% screen-to-body ratio) |
| Type | AMOLED, 68B colors, 120Hz, Dolby Vision, HDR10+, 1100 nits (peak) |
| Protection | Corning Gorilla Glass Victus |
| Resolution | 1080 x 2400 pixels, 20:9 ratio (~419 ppi density) |
Platform
| Operating System | Android 11, MIUI 13 |
| CPU | Octa-core (1x3.2 GHz Kryo 585 & 3x2.42 GHz Kryo 585 & 4x1.80 GHz Kryo 585) |
| GPU | Adreno 650 |
| Chipset | Qualcomm SM8250-AC Snapdragon 870 5G (7 nm) |
Memory
| Internal Storage | 128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM |
| Card Slot | No |
Main Camera
| Video | 8K@24fps, 4K@30/60fps, 1080p@30/120/240/960fps, gyro-EIS |
| Triple | 50 MP, f/1.9, 26mm (wide), 1/1.56", 1.0µm, PDAF, OIS 13 MP, f/2.4, 12mm, 123˚ (ultrawide), 1/3.06", 1.12µm 5 MP, f/2.4, 50mm (telephoto macro), AF |
| Features | Dual-LED dual-tone flash, HDR, panorama |
Selfie Camera
| Video | 1080p@30/60fps, 720p@120fps, HDR |
| Single | 32 MP, f/2.5, 26mm (wide), 0.7µm |
| Features | HDR, panorama |
Sound
| specs.keys.3.5mm jack | No |
| Loudspeaker | Yes, with stereo speakers |
Communications
| NFC | Yes (market/region dependent) |
| USB | USB Type-C 2.0, OTG |
| WLAN | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi 6 (market dependent), dual-band, Wi-Fi Direct |
| Radio | No |
| Bluetooth | 5.1 / 5.2, A2DP, LE |
| Positioning | GPS (L1+L5), GLONASS (L1), BDS (B1I+B1c+B2a), GALILEO (E1+E5a), QZSS (L1+L5), NavIC (L5) |
| specs.keys.Infrared port | Yes |
Features
| Sensors | Fingerprint (under display, optical), accelerometer, proximity, gyro, compass |
Battery
| Type | Li-Po 4500 mAh |
| Charging | 67W wired, PD3.0, QC4, 100% in 39 min |
Miscellaneous
| Price | About 180 EUR |
| Colors | Gray, Blue, Purple |
| Models | 2112123AC, 2112123AG |
| SAR EU | 0.59 W/kg (head) 1.00 W/kg (body) |
Tests
| Camera | Photo / Video |
| Display | Contrast ratio: Infinite (nominal) |
| Loudspeaker | -25.6 LUFS (Very good) |
| Performance | AnTuTu: 598003 (v8), 690298 (v9) GeekBench: 3168 (v5.1) GFXBench: 47fps (ES 3.1 onscreen) |
| specs.keys.Battery (old) | Endurance rating 105h |
