- Model Name
- Samsung Galaxy Watch4
- *Non-oem accessories may be present
- Dimensions (Aluminum, 44mm)
- 44.4 x 43.3 x 9.8 mm (1.75 x 1.70 x 0.39 in)
- Dimensions (Aluminum, 40mm)
- 40.4 x 39.3 x 9.8 mm (1.59 x 1.55 x 0.39 in)
- Dimensions (Classic, 46mm)
- 41.5 x 41.5 x 11.2 mm (1.63 x 1.63 x 0.44 in)
- Dimensions (Classic, 42mm)
- 41.5 x 41.5 x 11.2 mm (1.63 x 1.63 x 0.44 in)
- Weight (Aluminum, 44mm)
- 30.3 g (1.06 oz)
- Weight (Aluminum, 40mm)
- 25.9 g (0.92 oz)
- Weight (Classic, 46mm)
- 52 g (1.83 oz)
- Weight (Classic, 42mm)
- 46.5 g (1.62 oz)
- Build (Aluminum)
- Glass front (Gorilla Glass DX+), aluminum frame
- SIM (Aluminum)
- No SIM or eSIM | MIL-STD-810G compliant* | Compatible with standard 20mm straps | *does not guarantee ruggedness or use in extreme conditions
- SIM (Classic)
- eSIM | MIL-STD-810G compliant* | Compatible with standard 20mm straps | Rotating bezel *does not guarantee ruggedness or use in extreme conditions
- Display Type
- Super AMOLED
- Display Size (Aluminum, 44mm)
- 1.4 inches
- Display Size (Aluminum, 40mm)
- 1.2 inches
- Display Size (Classic, 46mm)
- 1.4 inches
- Display Size (Classic, 42mm)
- 1.2 inches
- Resolution (Aluminum, 44mm)
- 450 x 450 pixels (~321 ppi density)
- Resolution (Aluminum, 40mm)
- 396 x 396 pixels (~330 ppi density)
- Resolution (Classic, 46mm)
- 396 x 396 pixels (~330 ppi density)
- Resolution (Classic, 42mm)
- 396 x 396 pixels (~330 ppi density)
- Protection (Aluminum)
- Corning Gorilla Glass DX+ | Always-on display
- Protection (Classic)
- Corning Gorilla Glass DX | Always-on display
- Chipset
- Exynos W920 (5 nm)
- CPU
- Dual-core 1.18 GHz Cortex-A55
- GPU
- Mali-G68
- Memory Card Slot
- No
- Internal
- 16GB 1.5GB RAM
- Main Camera (Single)
- No
- Loudspeaker
- Yes
- 3.5mm Jack
- No
- WLAN
- Wi-Fi 802.11 a/b/g/n, dual-band
- Bluetooth
- 5.0, A2DP, LE
- Positioning
- GPS, GLONASS, GALILEO, BDS
- NFC
- Yes
- Radio
- No
- USB
- No
- Sensors
- Accelerometer, gyro, barometer, compass | Natural language commands and dictation | Samsung Pay
- Battery Type (Aluminum, 44mm)
- Li-Ion 361 mAh, non-removable
- Battery Type (Aluminum, 40mm)
- Non-removable Li-Ion 247 mAh battery
- Battery Type (Classic, 46mm)
- Li-Ion 361 mAh, non-removable
- Battery Type (Classic, 42mm)
- Non-removable Li-Ion 247 mAh battery
- Charging
- Wireless (Qi)