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Cubot C21
Cubot · wearable

C21

Apple Watch Series 10 Aluminum
Apple · wearable

Watch Series 10 Aluminum

3

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Launch

2
Announced
2023
2024-09-09
Status
Available
Available

General

2
Model name
Cubot C21
Apple Watch Series 10 Aluminum
Model number
–
A3001

Body

9
Height
46.5 mm
46 mm
Width
46.5 mm
39 mm
Thickness
13 mm
9.7 mm
Protection
IP68
IP6x
Colors
  • Black
  • Silver
  • Jet Black
  • Rose Gold
  • Silver
Frame material
Zinc alloy
Aluminum
QWERTY keyboard
✕ No
✕ No
Weight
–
29.3 g
Back material
–
ceramic/sapphire crystal

Platform

2
OS
Proprietary OS
watchOS 11
Chipset
–
Apple S10

Memory

2
Memory
  • 128MB
  • 64GB
Dedicated card slot
✕ No
✕ No

Display

6
Size
1.32"
1.96"
Resolution width
360 px
496 px
Resolution height
360 px
416 px
Pixel density
386 ppi
330 ppi
High refresh rate
✕ No
✕ No
Technology
TFT LCD
Retina LTPO3 OLED

Main camera

2
HDR
✕ No
✕ No
Panorama
✕ No
✕ No

Sound

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

Sensors

6
Gyroscope
✕ No
✓ Yes
Compass
✕ No
✓ Yes
Barometer
✕ No
✓ Yes
Heart rate
✓ Yes
✓ Yes
Accelerometer
✓ Yes
✓ Yes
Proximity
✕ No
✕ No

Connectivity

6
Bluetooth
Bluetooth 5.0
Bluetooth 5.3
GPS
✕ No
✓ Yes
NFC
✕ No
✓ Yes
Infrared port
✕ No
✕ No
FM radio
✕ No
✕ No
Wi-Fi
–
Wi‑Fi 4 (802.11n) (72–600 Mbit/s)

Battery

4
Capacity
300 mAh
327 mAh
Removable
✕ No
✕ No
Wireless charging
✕ No
✓ Yes
Type
–
Li-ion

Network

4
2G bands
–
  • GSM-850
  • P-GSM-900
  • E-GSM-900
  • DCS-1800
  • PCS-1900
3G bands
–
  • 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)
  • B6
  • B7 (2600 MHz)
  • B8 (900 MHz)
SIM
–
  • Single SIM (Embedded-SIM)