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Samsung
Apple
Samsung
Galaxy Watch6 Classic
Watch Ultra
Galaxy Watch6 Classic
2023
2022
2023
2023
2022
2023
Black, Silver
Titanium
Black, Silver
4G
4G
4G
eSIM
eSIM
eSIM
1, 3, 5, 7, 8, 20
Intl, CH: 1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 USA, LATAM, CA: 1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66
1, 3, 5, 7, 8, 20
802.11 a/b/g/n, dual-band
802.11 b/g/n, dual-band
802.11 a/b/g/n, dual-band
5.3, A2DP, LE
5.3, A2DP, LE
5.3, A2DP, LE
GPS, GALILEO, GLONASS, BDS
GPS (L1+L5), GLONASS, GALILEO, BDS
GPS, GALILEO, GLONASS, BDS
Yes
Yes
Yes
No
No
No
No
Exynos W930
Apple S8
Exynos W930
Dual-core 1.4 GHz Cortex-A55
Dual-core
Dual-core 1.4 GHz Cortex-A55
Mali-G68
PowerVR
Mali-G68
2 GiB
2 GiB
Super AMOLED
Retina LTPO OLED
Super AMOLED
2000 nits
1.5 in
1.92 in
1.3 in
480 pixels
502 pixels
432 pixels
480 pixels
410 pixels
432 pixels
453 ppi
338 ppi
453 ppi
Always-on display
Always-on display
Always-on display
stainless steel
titanium frame
stainless steel
Sapphire crystal
Sapphire crystal glass
Sapphire crystal
IP68
IP6X
IP68
50m
100m
50m
standard 20mm
standard 20mm
Android Wear OS 4, One UI Watch 5
watchOS 9.0
Android Wear OS 4, One UI Watch 5
watchOS 10.5
No
No
No
heart rate, thermometer (skin temperature)
heart rate, SpO2, VO2max, temperature (body)
heart rate, thermometer (skin temperature)
Accelerometer, proximity, gyro, compass, barometer
Accelerometer, gyro, barometer, always-on altimeter, compass, temperature (water)
Accelerometer, proximity, gyro, compass, barometer
Li-Ion
Li-Ion
Li-Ion
non-removable
non-removable
non-removable
No
No
No
Qi
Yes
Qi
10 W
10 W