| Hardware and OS | Xiaomi 12 Ultra 5G | |
| Operating system | Android v12 | |
| Processor | 3.2 GHz, Octa Core Processor | |
| Chipset | Qualcomm Snapdragon 8 Gen1 | |
| Cores | 1x3.19 GHz Cortex-X2 & 3x2.75 GHz Cortex-A710 & 4x1.80 GHz Cortex-A510 | |
| GPU | Adreno GPU | |
| Ram | 12 GB | |
| Storage | 256 GB | |
| Card Slot | No | |
| Display | Xiaomi 12 Ultra 5G | other phones |
| Size | 6.73 inches, 1440 x 3200 pixels, 120 Hz | |
| Type | Color LTPO AMOLED (1B) | |
| Aspect Ratio | 20:9 | |
| Glass Type | Corning Gorilla Glass Victus | |
| PPI | ~515 PPI | |
| Screen to Body Ratio | ~ 91.4% | |
| Touch | Yes, with Multitouch | |
| Features | HDR10 , AI display Supports, Sunlight Display 3.0, Display Mate A , Reading Mmode 3.0, 360° Ambient Light Sensors 2.0 | |
| Main Camera | Xiaomi 12 Ultra 5G | other phones |
| Camera | Punch Hole 20 MP f/2.2 (Wide Angle) with Autofocus and Screen Flash | |
| Flash | Yes, Dual LED | |
| Features | HDR, Night Mode 2.0, Ultra Night Photos, Portrait, AI Beauty, AI Smart Slimming, Custom Watermark, | |
| Video | 1080p, 720p | |
| Selfie camera | Xiaomi 12 Ultra 5G | other phones |
| Camera | 50 MP f/2 (Wide Angle)
50 MP (Telephoto)
50 MP (Ultra Wide) with autofocus | |
| Video | 8K, 4K, 1080p, 720p | |
| Connectivity | Xiaomi 12 Ultra 5G | other phones |
| 3G Network | Yes | |
| 4G Network | Yes | |
| 5G Network | Yes | |
| Bluetooth | Yes, v5.2, A2DP, LE, aptX HD | |
| EDGE | Yes | |
| GPRS | Yes | |
| GPS | Yes, with tri-band A-GPS, GLONASS, BeiDou, NavIC Support | |
| USB | Yes, USB-C v2.0 | |
| Extra | NFC | |
| USB Features | USB Tethering, USB on-the-go, USB Charging | |
| VoLTE | Yes, Dual Stand-By | |
| Wifi | Yes, with wifi-hotspot | |
| Multimedia | Xiaomi 12 Ultra 5G | other phones |
| 3.5 mm Jack | No | |
| Battery | Xiaomi 12 Ultra 5G | other phones |
| Type | Non-Removable Battery | |
| Battery capacity | 4800 mAh, Li-Po Battery | |
| Fast Charging | Yes, 67W Fast Charging | |
| Wireless Charging | Yes, 50W | |
| Reverse Charging | Yes, 10W | |
| Design | Xiaomi 12 Ultra 5G | other phones |
| Dual Sim | Yes | |
| Sim Type | Dual Sim, GSM GSM | |
| Sim Size | Nano Nano SIM | |
| Features | Xiaomi 12 Ultra 5G | other phones |
| Sensors | Proximity, Ambient Light Sensor, Accelerometer, Gyroscope, Electric Compass, Hall Sensor, X-axis Linear Motor, Grip Sensor, Barometer, Rear Light Sensor, Flicker Sensor, Multi-dot Laser Focus Sensor | |
| Fingerprint Sensor | Yes, In Display | |
| Face Unlock | Yes | |
| Dust Resistant | Yes | |
| Water Resistance | Yes, 1.5 m upto 30 min | |
