Compare devices phone

PDF
Samsung Galaxy S21
Samsung · phone

Galaxy S21

Xiaomi Redmi Note 12
Xiaomi · phone

Redmi Note 12

3

Search above to add a device

Launch

2
Announced
2021-01-12
2022-10-27
Status
Cancelled
Available

Network

5
2G bands
  • R-GSM-900
  • P-GSM-900
  • T-GSM-900
  • E-GSM-900
  • DCS-1800
  • GSM-850
  • GSM-850
  • P-GSM-900
  • E-GSM-900
  • DCS-1800
  • PCS-1900
3G bands
  • B25 (1900 MHz)
  • B8 (900 MHz)
  • B2 (1900 MHz)
  • B5 (850 MHz)
  • B26 (850 MHz)
  • B5 (850 MHz)
  • B8 (900 MHz)
  • B1 (2100 MHz)
SIM
  • Dual SIM (Nano-SIM)
  • Single SIM (Nano-SIM)
  • Dual SIM (Nano-SIM)
4G bands
–
  • B1 (2100 MHz)
  • B3 (1800 MHz)
  • B5 (850 MHz)
  • B8 (900 MHz)
  • B40 (2300 MHz)
  • B41 (2500 MHz)
5G bands
–
  • n1 (2100 MHz)
  • n3 (1800 MHz)
  • n5 (850 MHz)
  • n8 (900 MHz)
  • n28 (700 MHz)
  • n40 (2300 MHz)
  • n78 (3500 MHz)

Body

10
Height
151.7 mm
165.9 mm
Width
71.2 mm
76.2 mm
Thickness
7.9 mm
8 mm
Weight
169 g
188 g
Protection
IP68
IP 53
Colors
  • Phantom Gray
  • Phantom White
  • Phantom Violet
  • Phantom Pink
  • Frosted Green
  • Matte Black
  • Mystique Blue
Back material
Plastic
–
Frame material
Aluminum
–
QWERTY keyboard
✕ No
✕ No
Form factor
–
Bar

Platform

2
OS
Android 11
Android 12, MIUI 14
Chipset
Exynos 2100
Qualcomm Snapdragon 4 Gen 1 (6 nm)

Memory

3
Memory
  • 8GB RAM, 128GB
  • 8GB RAM, 256GB
  • 4GB RAM, 128GB
  • 6GB RAM, 128GB
  • 8GB RAM, 256GB
Dedicated card slot
✕ No
✕ No
Card slot
–
microSDXC

Display

10
Size
6.2"
6.67"
Resolution width
1080 px
1080 px
Resolution height
2400 px
2400 px
Pixel density
421 ppi
395 ppi
Refresh rate
120 Hz
120 Hz
High refresh rate
✕ No
✓ Yes
Display area
94.1 cm²
107.4 cm²
Screen-to-body ratio
87.2%
85%
Technology
Dynamic AMOLED 2X
AMOLED
Resolution
–
FHD

Main camera

5
Cameras
  • 64MP, f/3.5, telephoto, OIS, PDAF
  • 12MP, f/3.4, ultrawide
  • 12MP, f/2, wide, OIS, PDAF
  • 48MP, f/1.8, wide, PDAF
  • 8MP, f/2.2, ultrawide
  • 2MP, macro
Flash
LED
Dual-LED dual-tone
Video
  • 4K@30/60fps
  • 8K@24fps
  • 720p@960fps
  • 1080p@30/60/240fps
1080p@30fps
HDR
✓ Yes
✓ Yes
Panorama
✓ Yes
✓ Yes

Selfie camera

4
Cameras
  • 10MP, f/2.2, wide, PDAF
  • 13MP, f/2.5, wide
Video
  • 4K@30/60fps
  • 1080p@30fps
1080p@30fps
HDR
✓ Yes
✓ Yes
Pop-up camera
✕ No
✕ No

Sound

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

Sensors

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

Connectivity

7
Wi-Fi
  • 802.11b (1–11 Mbit/s)
  • Wi‑Fi 6 (802.11ax) (600–9608 Mbit/s)
  • Wi‑Fi 4 (802.11n) (72–600 Mbit/s)
  • 802.11g (6–54 Mbit/s)
  • Wi‑Fi 6E (802.11ax) (600–9608 Mbit/s)
  • Wi‑Fi 5 (802.11ac) (433–6933 Mbit/s)
  • 802.11a (6–54 Mbit/s)
Wi‑Fi 5 (802.11ac) (433–6933 Mbit/s)
Bluetooth
Bluetooth 5.0
Bluetooth 5.1
USB
  • USB Type-C 3.2
  • USB On-The-Go
USB Type-C 2.0
GPS
✓ Yes
✓ Yes
NFC
✓ Yes
✕ No
Infrared port
✕ No
✓ Yes
FM radio
✓ Yes
✕ No

Battery

5
Capacity
4000 mAh
5000 mAh
Type
Li-ion
Li-Po
Charging power
25 W
33 W
Removable
✕ No
✕ No
Wireless charging
✕ No
✕ No