| Product |
Samsung Galaxy Watch4
|
Apple Watch Edition Series 2 42mm
|
| Battery |
| Charging |
Wireless |
Wireless |
| Type |
Li-Ion 361 mAh |
Li-Ion 334 mAh (1.27 Wh), non-removable |
| Body |
| Build |
Glass front (Gorilla Glass DX+), aluminum frame |
Glass front (Sapphire crystal), ceramic back, ceramic frame |
| Dimensions |
44.4 x 43.3 x 9.8 mm (1.75 x 1.70 x 0.39 in) |
42.6 x 36.5 x 11.4 mm (1.68 x 1.44 x 0.45 in) |
| SIM |
eSIM |
No |
| Weight |
30.3 g (44mm), 25.9 g (40mm) (1.06 oz) |
45.6 g body (1.62 oz) |
| |
MIL-STD-810G compliant*
IP68 dust tight and water resistant (immersible up to 50m)
Compatible with standard 20mm straps
ECG certified
Blood pressure monitor
*does not guarantee ruggedness or use in extreme conditions |
50m water resistant |
| Camera |
| |
No |
No |
| Comms |
| Bluetooth |
5.0, A2DP, LE |
4.0, LE |
| NFC |
Yes |
Yes |
| Positioning |
GPS, GLONASS, GALILEO, BDS |
GPS, GLONASS |
| Radio |
No |
No |
| USB |
No |
No |
| WLAN |
Wi-Fi 802.11 a/b/g/n, dual-band |
Wi-Fi 802.11 b/g/n |
| Display |
| Protection |
Corning Gorilla Glass DX+ |
Sapphire crystal glass |
| Resolution |
450 x 450 pixels (~321 ppi density) |
390 x 312 pixels (~303 ppi density) |
| Size |
1.4 inches |
1.65 inches |
| Type |
Super AMOLED |
Retina OLED, 1000 nits (peak) |
| Features |
| Sensors |
Accelerometer, gyro, compass, barometer, heart rate, SpO2 |
Accelerometer, gyro, heart rate |
| |
- |
Natural language commands and dictation |
| Launch |
| Announced |
2021, August 11 |
2016, September. Released 2016, December |
| Status |
Available. Released 2021, August 27 |
Discontinued |
| Memory |
| Card slot |
No |
No |
| Internal |
16GB 1.5GB RAM |
8GB 512MB RAM |
| Misc |
| Colors |
Black, Pink Gold, Silver, Green, Thom Browne Edition, Bespoke Edition, PXG Golf Edition |
Sport Band/White |
| Models |
SM-R860, SM-R870 |
A1817 |
| Network |
| 2G bands |
GSM 850 / 900 / 1800 / 1900 |
N/A |
| 3G bands |
HSDPA 850 / 900 / 2100 |
- |
| 4G bands |
1, 3, 5, 7, 8, 20 |
- |
| EDGE |
- |
No |
| GPRS |
- |
No |
| Speed |
HSPA, LTE |
- |
| Technology |
GSM / HSPA / LTE |
No cellular connectivity |
| Platform |
| Chipset |
Exynos W920 (5 nm) |
Apple S2 (16 nm) |
| CPU |
Dual-core 1.18 GHz Cortex-A55 |
Dual-core 780 MHz Cortex-A7 |
| GPU |
Mali-G68 |
PowerVR G6200 |
| OS |
Android Wear OS 4, One UI Watch 5 |
watchOS 3.0, upgradable to watchOS 6.2.8 |
| Sound |
| 3.5mm jack |
No |
No |
| Loudspeaker |
Yes |
Yes |
