Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
Google GA10850-US 45mm Satin Moonstone Aluminum Case, Moonstone Active Band, 40-Hour Battery Pixel Watch 4 (45mm) - Android Smartwatch with Heart Rate and Sleep Tracking - 40-Hour Battery - Fitness Tracking - AI - Satin Moonstone Aluminum Case - Moonstone Active Band - Wi-Fi
Available offers (5)
Current
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45mm Satin Moonstone Aluminum Case, Moonstone Active Band, 40-Hour Battery
Retailer
€312.12
Available to order
Retailer
€262.63
Available to order
Retailer
€259.75
Available to order
Retailer
€356.71
Available to order
Retailer
€296.37
Available to order
Price history by offer
Volatility: Medium
45mm Satin Moonstone Aluminum Case, Moonstone Active Band, 40-Hour Battery
0%
€356.71
€303.20 — €356.71
41mm Matte Black Aluminum Case, Obsidian Active Band, 30-Hour Battery
-17.1%
€258.61
€258.61 — €312.12
41mm Polished Silver Aluminum Case, Iris Active Band, 30-Hour Battery
0%
€312.12
€258.61 — €312.12
45mm Matte Black Aluminum Case, Obsidian Active Band, 40-Hour Battery
-20%
€285.37
€285.37 — €356.71
Features
- Android smartwatch with Google AI assistant
- 40-hour battery life with fast charging
- Heart rate and sleep tracking with health metrics
- 40+ exercise modes and GPS tracking
- 50-meter water resistance and durable design
- Compatible with Android devices and accessories
General specs
- Brand: Google
- Model: GA10850-US
- Seller: Retailer
- ID: B0FJWD6W8J
- GPS: Dual-Band
- Weight: 249
- Battery Life: 1.67, 3
- Connectivity: Wi-Fi
- Display Size: 45
- Sports Modes: 40
- Band Material: Silicone
- Case Material: Aluminum
- Health Sensors: Heart Rate, SpO2
- OS Compatibility: Android
- Water Resistance: 5 ATM
- First listed by seller: January 12, 2026
If you are interested in more details, you can find full information on the seller's page.
Price History for seller Retailer
Shipping options
Delivery to 
United States
United States
Available
For the active professional who juggles work, workouts, and family time, this smartwatch is your daily companion. It's not just a fitness tracker; it's a tool for managing a busy life without missing a beat.
The 40-hour battery means you can wear it from morning meetings to evening runs without constant charging. The heart rate tracking is so precise you'll notice subtle changes during stress or sleep, helping you tune into your body's signals. With Gemini AI built in, you get quick replies to texts while on the go, so you stay connected without pulling out your phone.
Compatible with Android devices, it lets you control your Nest Cam feed or Pixel Camera directly from your wrist. The durable aluminum case and water resistance up to 50 meters ensure it keeps up with your active lifestyle, from pool laps to hiking trails.
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| Brand | Yoever | EURANS | Samsung | |||
| Model | GA10850-US | GWT9R; G943M; G77PA | GA05773-US | DR03 | EW1 | Galaxy Watch Ultra 2025 |
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| Price | €312.12 | €294.28 | €267.49 | €43.47 | €12.48 | €579.66 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | May 20, 2026 | May 18, 2026 | Apr 16, 2026 | May 19, 2026 | Mar 21, 2026 | May 18, 2026 |
| GPS | Dual-Band | None | None | Built-in | ||
| Weight | 249 | 269.32 | 0.507 lbs | 50 | ||
| Battery Life | 1.67, 3 | 24 hours | 7 | 7 | ||
| Connectivity | Wi-Fi | LTE | LTE | Bluetooth | Bluetooth | 4G |
| Display Size | 45 | 1.27 | 1.77 | |||
| Sports Modes | 40 | 120 | 100 | |||
| Case Material | Aluminum | Stainless Steel | Matte Black Aluminum | Stainless Steel | Titanium Alloy | |
| Health Sensors | Heart Rate, SpO2 | Heart Rate, ECG | Heart Rate, SpO2 | Heart Rate, SpO2 | ||
| OS Compatibility | Android | Android | Android, iOS | Android, iOS | Android | |
| Water Resistance | 5 ATM | 5 ATM | IP68 | IP68 | ||
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