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 pixeles

502 pixeles

432 pixeles

480 pixeles

410 pixeles

432 pixeles

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