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T-Mobile REVVL 4 plus
T-Mobile · phone

REVVL 4 plus

Xiaomi 12X
Xiaomi · phone

12X

3

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Launch

2
Announced
2020-08-27
2021-12-28
Status
Available
Available

Network

5
2G bands
  • DCS-1800
  • GSM-850
  • P-GSM-900
  • R-GSM-900
  • E-GSM-900
  • T-GSM-900
  • GSM-850
  • P-GSM-900
  • E-GSM-900
  • DCS-1800
  • PCS-1900
3G bands
  • B26 (850 MHz)
  • B5 (850 MHz)
  • B19 (800 MHz)
  • B5 (850 MHz)
  • B8 (900 MHz)
  • B4 (1700 MHz)
  • B2 (1900 MHz)
  • B1 (2100 MHz)
4G bands
  • B8 (900 MHz)
  • B20 (800 MHz)
  • B7 (2600 MHz)
  • B13 (700 MHz)
  • B4 (1700 MHz)
  • B5 (850 MHz)
  • B66 (1700 MHz)
  • B39 (1900 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)
  • 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
165.4 mm
152.7 mm
Width
75.2 mm
69.9 mm
Thickness
8.1 mm
8.2 mm
Weight
180 g
176 g
Colors
Steel Gray
  • Gray
  • Blue
  • Purple
Back material
Plastic
–
Frame material
Plastic
–
QWERTY keyboard
✕ No
✕ No
Form factor
–
Bar

Platform

2
OS
Android 10
Android 11, MIUI 13
Chipset
Snapdragon 665
Snapdragon 870 5G

Memory

3
Memory
  • 4GB RAM, 64GB
  • 8GB RAM, 128GB
  • 8GB RAM, 256GB
  • 12GB RAM, 256GB
Card slot
microSDXC
–
Dedicated card slot
✓ Yes
✕ No

Display

10
Size
6.52"
6.28"
Resolution width
720 px
1080 px
Resolution height
1440 px
2400 px
Pixel density
247 ppi
419 ppi
High refresh rate
✕ No
✓ Yes
Display area
109.7 cm²
95.2 cm²
Screen-to-body ratio
88.2%
89.2%
Technology
IPS LCD
AMOLED
Resolution
–
FHD
Refresh rate
–
120 Hz

Main camera

5
Cameras
  • 16MP, standard, PDAF
  • 5MP, No
  • 50MP, f/1.9, wide, OIS, PDAF
  • 13MP, f/2.4, ultrawide
  • 5MP, f/2.4
Flash
Dual-LED dual-tone
Dual-LED dual-tone
Video
1080p@30fps
  • 8K@24fps
  • 4K@30/60fps
  • 1080p@30/120/240/960fps
HDR
✓ Yes
✓ Yes
Panorama
✓ Yes
✓ Yes

Selfie camera

4
Cameras
  • 16MP, No
  • 32MP, f/2.5, wide
Video
1080p@30fps
  • 1080p@30/60fps
  • 720p@120fps
HDR
✕ No
✓ Yes
Pop-up camera
✕ No
✕ No

Sound

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

Sensors

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

Connectivity

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

Battery

5
Capacity
4000 mAh
4500 mAh
Type
Li-ion
Li-Po
Removable
✕ No
✕ No
Wireless charging
✕ No
✕ No
Charging power
–
67 W