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Galaxy Watch (46mm) vs Galaxy Watch 3 (45mm) vs Galaxy Watch Active 2 (44mm)
General Information
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Model Name
Galaxy Watch (46mm)
Galaxy Watch 3 (45mm)
Galaxy Watch Active 2 (44mm)
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Model type
Wearable
Wearable
Wearable
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Colors
Silver ()
Silver (Mystic Silver)Black (Mystic Black)Titanium (Titanium)
Sliver (Silver)Black (Black)Gold (Gold)Silver (Cloud Silver)Black (Aqua Black)Pink (Pink Gold)
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Announced
2018, August
2020, July
2019, August
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Released
2018, August
2020, August
2019, September
Physical specifications
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Dimensions
Watch: 46 x 49 x 13 mm
Watch: 46.2 x 45.0 x 11.1 mm
Watch: 44 x 44 x 10.9 mm
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Weights
63g
53.8g43g
30g42g
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IP rating
5ATM + IP68 / MIL-STD-810G
5ATM + IP68 / MIL-STD-810G
5ATM + IP68 / MIL-STD-810G
Operating system
-
Operating system
Tizen Based Wearable OS 4.0
Tizen Based Wearable OS 5.5
Tizen Based Wearable OS 5.5
Networks
-
Networks
3G4G
4G
4G
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eSIM support
Yes
Yes
Yes
Display
-
Kind
Main Display
-
Technology
Circular Super AMOLED
Circular Super AMOLED
Circular Super AMOLED
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Size
1.3 inch / 33.02 mm
1.4 inch / 35.56 mm
1.4 inch / 35.56 mm
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Resolution
/ 360x360 pixels
/ 360x360 pixels
/ 360x360 pixels
-
Pixel density
278 PPI
364 PPI
Processors
Memory
-
RAM/ROM sizes
768 MB RAM with 4 GB ROM1.5 GB RAM with 4 GB ROM
1 GB RAM with 8 GB ROM
768 MB RAM with 4 GB ROM1.5 GB RAM with 4 GB ROM
Sensors
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Accelerometer
Yes
Yes
Yes
-
Ambient Light
Yes
No
Yes
-
Barometer
Yes
Yes
Yes
-
Electrical Heart sensor
No
Yes
No
-
Gyro sensor
Yes
Yes
Yes
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HRM
Yes
No
Yes
-
Light Sensor
No
Yes
No
-
Optical Heart Rate sensor
No
Yes
No
Connectivity
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Location technology
GPSGlonass
BeiDouGPSGlonassGalileo
BeiDouGPSGlonass
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Wi-Fi
Yes
Yes
-
NFC
Yes
Yes
Yes
-
Bluetooth Version
4.2
5.0
5.0
Battery
-
Standard battery capacity
472mAh
340mAh
340mAh
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Removable battery
No
No
No
-
Wireless fast charging
Yes
