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Samsung Galaxy M31s
Samsung · phone

Galaxy M31s

Xiaomi 12X
Xiaomi · phone

12X

3

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Launch

2
Announced
2020-07-30
2021-12-28
Status
Available
Available

Network

5
2G bands
  • E-GSM-900
  • T-GSM-900
  • P-GSM-900
  • R-GSM-900
  • DCS-1800
  • GSM-850
  • GSM-850
  • P-GSM-900
  • E-GSM-900
  • DCS-1800
  • PCS-1900
3G bands
  • B26 (850 MHz)
  • B2 (1900 MHz)
  • B25 (1900 MHz)
  • B5 (850 MHz)
  • B8 (900 MHz)
  • B19 (800 MHz)
  • B5 (850 MHz)
  • B8 (900 MHz)
  • B4 (1700 MHz)
  • B2 (1900 MHz)
  • B1 (2100 MHz)
4G bands
  • B28 (700 MHz)
  • B3 (1800 MHz)
  • B7 (2600 MHz)
  • B2 (1900 MHz)
  • B12 (700 MHz)
  • B66 (1700 MHz)
  • B38 (2600 MHz)
  • B26 (850 MHz)
  • B1 (2100 MHz)
  • B2 (1900 MHz)
  • B3 (1800 MHz)
  • B4 (1700 MHz)
  • B5 (850 MHz)
  • B7 (2600 MHz)
  • B8 (900 MHz)
  • B12 (700 MHz)
SIM
  • Dual SIM (Nano-SIM)
  • Single SIM (Nano-SIM)
  • Dual SIM (Nano-SIM)
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)

Body

9
Height
159.3 mm
152.7 mm
Width
74.4 mm
69.9 mm
Thickness
9.3 mm
8.2 mm
Weight
203 g
176 g
Colors
  • Mirage Blue
  • Mirage Black
  • Gray
  • Blue
  • Purple
Back material
Aluminum
–
Frame material
Glass
–
QWERTY keyboard
✕ No
✕ No
Form factor
–
Bar

Platform

2
OS
Android 10
Android 11, MIUI 13
Chipset
Exynos 9611
Snapdragon 870 5G

Memory

3
Memory
  • 6GB RAM, 128GB
  • 8GB RAM, 128GB
  • 8GB RAM, 128GB
  • 8GB RAM, 256GB
  • 12GB RAM, 256GB
Card slot
microSDXC
–
Dedicated card slot
✓ Yes
✕ No

Display

10
Size
6.5"
6.28"
Resolution width
1080 px
1080 px
Resolution height
2400 px
2400 px
Pixel density
405 ppi
419 ppi
High refresh rate
✕ No
✓ Yes
Display area
102 cm²
95.2 cm²
Screen-to-body ratio
86.1%
89.2%
Technology
Super AMOLED
AMOLED
Resolution
–
FHD
Refresh rate
–
120 Hz

Main camera

5
Cameras
  • 64MP, wide, PDAF
  • 12MP, f/3.4, ultrawide
  • 5MP, f/2.4, depth
  • 5MP, macro
  • 50MP, f/1.9, wide, OIS, PDAF
  • 13MP, f/2.4, ultrawide
  • 5MP, f/2.4
Flash
LED
Dual-LED dual-tone
Video
  • 1080p@30fps
  • 4K@30fps
  • 8K@24fps
  • 4K@30/60fps
  • 1080p@30/120/240/960fps
HDR
✓ Yes
✓ Yes
Panorama
✓ Yes
✓ Yes

Selfie camera

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

Sound

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

Sensors

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

Connectivity

7
Wi-Fi
  • 802.11g (6–54 Mbit/s)
  • Wi‑Fi 6 (802.11ax) (600–9608 Mbit/s)
  • Wi‑Fi 4 (802.11n) (72–600 Mbit/s)
  • Wi‑Fi 6E (802.11ax) (600–9608 Mbit/s)
  • 802.11b (1–11 Mbit/s)
  • Wi‑Fi 5 (802.11ac) (433–6933 Mbit/s)
  • 802.11a (6–54 Mbit/s)
Wi‑Fi 6 (802.11ax) (600–9608 Mbit/s)
Bluetooth
Bluetooth 5.0
Bluetooth 5.2
USB
  • USB On-The-Go
  • USB Type-C 2.0
USB Type-C 2.0
GPS
✓ Yes
✓ Yes
NFC
✓ Yes
✕ No
Infrared port
✕ No
✓ Yes
FM radio
✓ Yes
✕ No

Battery

5
Capacity
6000 mAh
4500 mAh
Type
Li-Po
Li-Po
Charging power
25 W
67 W
Removable
✕ No
✕ No
Wireless charging
✕ No
✕ No