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Xiaomi 12X
Xiaomi · phone

12X

2

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3

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Launch

2
Announced
2021-12-28
Status
Available

Network

5
2G bands
  • GSM-850
  • P-GSM-900
  • E-GSM-900
  • DCS-1800
  • PCS-1900
3G bands
  • B19 (800 MHz)
  • B5 (850 MHz)
  • B8 (900 MHz)
  • B4 (1700 MHz)
  • B2 (1900 MHz)
  • B1 (2100 MHz)
4G bands
  • B1 (2100 MHz)
  • B2 (1900 MHz)
  • B3 (1800 MHz)
  • B4 (1700 MHz)
  • B5 (850 MHz)
  • B7 (2600 MHz)
  • B8 (900 MHz)
  • B12 (700 MHz)
5G bands
  • n1 (2100 MHz)
  • n3 (1800 MHz)
  • n5 (850 MHz)
  • n7 (2600 MHz)
  • n8 (900 MHz)
  • n20 (800 MHz)
  • n28 (700 MHz)
  • n38 (2600 MHz)
SIM
  • Dual SIM (Nano-SIM)

Body

7
Form factor
Bar
Height
152.7 mm
Width
69.9 mm
Thickness
8.2 mm
Weight
176 g
Colors
  • Gray
  • Blue
  • Purple
QWERTY keyboard
✕ No

Platform

2
OS
Android 11, MIUI 13
Chipset
Snapdragon 870 5G

Memory

2
Memory
  • 8GB RAM, 128GB
  • 8GB RAM, 256GB
  • 12GB RAM, 256GB
Dedicated card slot
✕ No

Display

10
Size
6.28"
Resolution
FHD
Resolution width
1080 px
Resolution height
2400 px
Pixel density
419 ppi
Refresh rate
120 Hz
High refresh rate
✓ Yes
Display area
95.2 cm²
Screen-to-body ratio
89.2%
Technology
AMOLED

Main camera

5
Cameras
  • 50MP, f/1.9, wide, OIS, PDAF
  • 13MP, f/2.4, ultrawide
  • 5MP, f/2.4
Flash
Dual-LED dual-tone
Video
  • 8K@24fps
  • 4K@30/60fps
  • 1080p@30/120/240/960fps
HDR
✓ Yes
Panorama
✓ Yes

Selfie camera

4
Cameras
  • 32MP, f/2.5, wide
Video
  • 1080p@30/60fps
  • 720p@120fps
HDR
✓ Yes
Pop-up camera
✕ No

Sound

3
3.5mm jack
✕ No
Stereo speakers
✓ Yes
Loudspeaker
✓ Yes

Sensors

7
Fingerprint
under display
Gyroscope
✓ Yes
Compass
✓ Yes
Barometer
✕ No
Heart rate
✕ No
Accelerometer
✓ Yes
Proximity
✓ Yes

Connectivity

7
Wi-Fi
Wi‑Fi 6 (802.11ax) (600–9608 Mbit/s)
Bluetooth
Bluetooth 5.2
USB
USB Type-C 2.0
GPS
✓ Yes
NFC
✕ No
Infrared port
✓ Yes
FM radio
✕ No

Battery

5
Capacity
4500 mAh
Type
Li-Po
Charging power
67 W
Removable
✕ No
Wireless charging
✕ No