Compare devices wearable
Launch
2Announced
2021-05-20
2021-08-11
Status
Available
Available
General
2Model name
Watch 2 Pro
Watch 4 Classic
Model number
–
46 mm
Body
9Height
38.9 mm
45.5 mm
Width
25.2 mm
45.5 mm
Thickness
12.7 mm
11 mm
Weight
40 g
52 g
Protection
IP68
–
Colors
- Metallic Silver
- Space Grey
- Black
- Silver
Back material
Plastic
–
Frame material
Plastic
Stainless steel
QWERTY keyboard
✕ No
✕ No
Platform
2OS
Bada OS
Android 11 (Go edition)
Chipset
–
Exynos W920
Memory
2Dedicated card slot
✕ No
✕ No
Memory
–
- 1.5GB RAM, 16GB
Display
6Size
1.75"
1.4"
Resolution width
320 px
450 px
Resolution height
385 px
450 px
Pixel density
286 ppi
321 ppi
High refresh rate
✕ No
✕ No
Technology
IPS LCD
Super AMOLED
Main camera
2HDR
✕ No
✕ No
Panorama
✕ No
✕ No
Sound
33.5mm jack
✕ No
✕ No
Stereo speakers
✕ No
✕ No
Loudspeaker
✕ No
✓ Yes
Sensors
6Gyroscope
✕ No
✓ Yes
Compass
✕ No
✕ No
Barometer
✕ No
✓ Yes
Heart rate
✓ Yes
✓ Yes
Accelerometer
✓ Yes
✓ Yes
Proximity
✕ No
✕ No
Connectivity
6Bluetooth
Bluetooth 5.0
Bluetooth 5.0
GPS
✓ Yes
✓ Yes
NFC
✕ No
✓ Yes
Infrared port
✕ No
✕ No
FM radio
✕ No
✕ No
Wi-Fi
–
- Wi‑Fi 4 (802.11n) (72–600 Mbit/s)
- 802.11b (1–11 Mbit/s)
- 802.11a (6–54 Mbit/s)
- Wi‑Fi 6E (802.11ax) (600–9608 Mbit/s)
- Wi‑Fi 5 (802.11ac) (433–6933 Mbit/s)
- 802.11g (6–54 Mbit/s)
- Wi‑Fi 6 (802.11ax) (600–9608 Mbit/s)
Battery
4Capacity
390 mAh
361 mAh
Type
Li-ion
Li-ion
Removable
✕ No
✕ No
Wireless charging
✕ No
✕ No
Network
42G bands
–
- R-GSM-900
- DCS-1800
- E-GSM-900
- GSM-850
- P-GSM-900
- T-GSM-900
3G bands
–
- B5 (850 MHz)
- B8 (900 MHz)
- B26 (850 MHz)
4G bands
–
- B1 (2100 MHz)
- B3 (1800 MHz)
- B7 (2600 MHz)
- B5 (850 MHz)
- B8 (900 MHz)
- B20 (800 MHz)
SIM
–
- Single SIM (Embedded-SIM)

