Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
Samsung Galaxy Watch3 Galaxy Watch3 45mm Smart Watch
Features
- Bluetooth connectivity
- Compatible with Android and iOS
- Sensors: accelerometer, barometer, gyro sensor, light sensor, optical heart rate sensor, and electrical heart sensor
- 360 x 360 screen resolution
- Super AMOLED display
- Touch screen support
- Connected notifications documented for the sold model
- Samsung Health data synchronization documented
General specs
- Brand: Samsung
- Model: Galaxy Watch3
- Seller: Newegg
- ID: 9SIAD6HKGF9710
- Size: 45mm
- Brand: Samsung
- Sensors: Accelerometer, Barometer, Gyro Sensor, Light Sensor, Optical Heart Rate Sensor, Electrical Heart Sensor
- Model Name: Galaxy Watch3
- Part Number: SM-R840NZKAXAC
- Product Type: Smart watch
- Screen Resolution: 360 x 360
- Display Technology: Super AMOLED
- Touch Screen Support: Yes
- Bluetooth Connectivity: Bluetooth
- Connected notifications: Documented for the sold model
- Compatible Operating Systems: Android / IOS
- Samsung Health data synchronization: Documented
- First listed by seller: October 3, 2026
If you are interested in more details, you can find full information on the seller's page.
€438.30
Last price update: 10/7/26
Available to order
Price History for seller Newegg
| Date | Price |
|---|---|
| 10/7/26 | €438.30 |
| 10/3/26 | €450.29 |
Shipping options
Delivery to 
United States
United States
Available
A 45mm smart watch with a Super AMOLED touch screen and 360 x 360 resolution. It supports Bluetooth, works with Android and iOS, and has sensors including optical and electrical heart sensors.
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| Brand | Samsung | Samsung | Samsung | Samsung | Samsung | Samsung |
| Model | Galaxy Watch3 | Galaxy Watch 3 | Galaxy Watch 3 | Galaxy Watch6 Classic | Galaxy Watch Ultra | Galaxy Watch7 |
| Color |
|
|
|
|
|
|
| Price | €438.30 | €223.11 | €223.11 | €380.83 | €401.62 | €249.01 |
| Seller | Newegg | Newegg | Newegg | Newegg | Newegg | Newegg |
| Update | Oct 12, 2026 | Oct 12, 2026 | Oct 12, 2026 | Oct 12, 2026 | Oct 12, 2026 | Oct 12, 2026 |
| Size | 45mm | 45mm | 45mm | 43mm | 47 mm | 44mm |
| Model Name | Galaxy Watch3 | Galaxy Watch 3 | Galaxy Watch 3 | Galaxy Watch6 Classic | Galaxy Watch Ultra | Galaxy Watch7 |
| Part Number | SM-R840NZKAXAC | 758077491305 | SM-R845U | SMR950NZKAXAA | SM-L705UDAAXAA | SM-L315UZSVXAA |
| Product Type | Smart watch | Smart watch | watch | Smart watch | Smart watch | Watch |
Samsung Galaxy Watch3 Mystic Black Bluetooth connectivity
€438.30
When this device makes sense
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