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Size and Weight
HeightWidthDepthWeight
45.7 mm, 1.8 inch
49 mm, 1.93 inch
45 mm, 1.77 inch
41.9 mm, 1.65 inch
44 mm, 1.73 inch
38 mm, 1.5 inch
12.7 mm, 0.5 inches
14.4 mm, 0.57 inches
10.7 mm, 0.42 inches
49 g, 1.73 ounces
61.3 g, 2.16 ounces
38.8 g, 1.37 ounces
Display
SizeResolutionRefresh rateScreen-to-bodyFeatures
diagonal 30.2 mm, 1.2 inch
diagonal 48.74 mm, 1.9 inch
diagonal 48.3 mm, 1.9 inch
360x360 pixels
428 PPI
410x502 pixels
338 PPI
396x484 pixels
329 PPI
-
60 Hz
60 Hz
23.8%
54.0%
66.9%
Super AMOLED
glass (Corning Gorilla Glass)
-
glass (Sapphire Glass)
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glass (The data will be added shortly)
Hardware
System chipRAMStorageOSAdditional features
Samsung Exynos 9 Dual 9110
1150 MHz
Apple S8 (T8301)
1800 MHz
Apple S8 (T8301)
1800 MHz
-
mobile (LP) DDR3 SDRAM
-
LPDDR4x SDRAM
-
LPDDR4x SDRAM
4 GB
32 GB
32 GB
Samsung Tizen Wearable Platform, 4.0
Apple watchOS 9
Apple watchOS 9
Voice Command, Navigation software
Voice Command, Intelligent personal assistant
Voice Command, Intelligent personal assistant
Battery
CapacityTypeWireless chargingLife
270 mAh
542 mAh
309 mAh
Lithium-ion polymer (LiPo) — 1 cell
Non-removable
Lithium-ion — 1 cell
Non-removable
Lithium-ion — 1 cell
Non-removable
Qi wireless charging
-
Present
2.09 Wh
Present
1.19 Wh
-
36.0 hours
18.0 hours
Sensors
Sensors
Barometer, Heart rate sensor, Light intensity sensor, Accelerometer, Gyroscope
Altimeter, Barometer, Heart rate sensor, Blood oxygen sensor, Light intensity sensor, Step counter, Temperature sensor, Accelerometer, Compass, Gyroscope
Altimeter, Barometer, Heart rate sensor, Blood oxygen sensor, Light intensity sensor, Step counter, Temperature sensor, Accelerometer, Compass, Gyroscope
Cellular and Wireless
SIM typeBluetoothLocation
e-SIM (embedded)
e-SIM (embedded)
e-SIM (embedded)
Bluetooth 4.2
Bluetooth 5.3
Bluetooth 5.3
GPS, GLONASS
GPS, Galileo, BeiDou, GLONASS
GPS, Galileo, BeiDou, GLONASS
Audio
ChannelMicrophone
stereo
stereo
stereo
mono
3
mono
Other
ResistanceVersionAliasRegionManufacturer
IP68
IP6X
IP6X
SM-R815N
A2622
A2771
-
Apple Watch 6,18
Apple Watch 6,15
Asia
Central America, North America (NA)
Africa, Asia, Australia, Central America, Eastern Europe, Europe, Middle East, North America (NA), Oceania, South America (SA), Southeast Asia, Western Europe, Worldwide
Samsung Electronics
-
-
Buyers information
Officially announcedReleasedPrice
August 9, 2018
September 22, 2022
September 7, 2022
August 27, 2018
September 23, 2022
September 16, 2022
321 USD
-
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Samsung Galaxy Watch 42mmApple Watch Ultra 49mm 20Apple Watch Series 8 45mm