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Galaxy Watch (42mm) vs Galaxy Watch 3 (41mm) vs Galaxy Watch (46mm)
General Information
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Model Name
Galaxy Watch (42mm)
Galaxy Watch 3 (41mm)
Galaxy Watch (46mm)
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Model type
Wearable
Wearable
Wearable
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Colors
Black (Midnight Black)Rose Gold (Rose Gold)
Silver (Mystic Silver)Bronze (Mystic Bronze)
Silver ()
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Announced
2018, August
2020, July
2018, August
-
Released
2018, August
2020, August
2018, August
Physical specifications
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Dimensions
Watch: 41.9 x 45.7 x 12.7 mm
Watch: 42.5 x 41.0 x 11.3 mm
Watch: 46 x 49 x 13 mm
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Weights
49g
48.2g
63g
-
IP rating
5ATM + IP68 / MIL-STD-810G
5ATM + IP68 / MIL-STD-810G
5ATM + IP68 / MIL-STD-810G
Operating system
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Operating system
Tizen Based Wearable OS 4.0
Tizen Based Wearable OS 5.5
Tizen Based Wearable OS 4.0
Networks
-
Networks
3G4G
4G
3G4G
-
eSIM support
Yes
Yes
Yes
Display
-
Kind
Main Display
-
Technology
Circular Super AMOLED
Circular Super AMOLED
Circular Super AMOLED
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Size
1.2 inch / 30.48 mm
1.2 inch / 30.2 mm
1.3 inch / 33.02 mm
-
Resolution
/ 360x360 pixels
/ 360x360 pixels
/ 360x360 pixels
-
Pixel density
278 PPI
278 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
-
HRM
Yes
No
Yes
-
Light Sensor
No
Yes
No
-
Optical Heart Rate sensor
No
Yes
No
Connectivity
-
Location technology
GPSGlonass
BeiDouGPSGlonassGalileo
GPSGlonass
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Wi-Fi
Yes
Yes
Yes
-
NFC
Yes
Yes
Yes
-
Bluetooth Version
4.2
5.0
4.2
Battery
-
Standard battery capacity
270mAh
247mAh
472mAh
-
Removable battery
No
No
No
-
Wireless fast charging
Yes
