Garmin - Instinct 3 GPS Smartwatch 45 mm AMOLED - Black with Black Band - (2025)
Customers are saying
Customers value the outstanding battery life and smooth overall performance, which are the most frequently praised aspects of this device. Users also appreciate the solid fitness tracking capabilities, comfortable design, and the inclusion of useful features like a built-in flashlight. While the product is highly regarded for its lightweight feel and water resistance, some users have noted that the physical size of the device is a potential drawback.
Screen Size
30mmFeatures
AMOLED display
Make a bold statement with a vibrant 1.2-inch AMOLED display and 45 mm case.
Rugged design
Explore confidently with a rugged design, including a metal-reinforced bezel and scratch-resistant display.
Built-in flashlight
See and be seen with a built-in flashlight, featuring variable intensities and an alternate red light.
24/7 health and wellness monitoring
Make bold moves with health monitoring features, including heart rate, advanced sleep monitoring, Pulse Ox and more.
Smart notifications
Receive emails, texts and alerts on your watch when paired with your compatible Apple or Android smartphone.
Battery life
Leave the charger at home with up to 18 days of battery life in smartwatch mode.
Specifications
- Screen Size30 millimetersTouch ScreenNoOperating System CompatibilityAndroid, Apple iOSOperating SystemGarminApp CompatibleYesBuilt-in Storage4 gigabytes
Reviews
Rating 4.7 out of 5 stars with 149 reviews
- Battery Life (70)
- Overall Performance (53)
- Fitness Tracking (10)
- Comfort (9)
- Features (8)
- Size (3)
Customer Images
The vast majority of our reviews come from verified purchases. Reviews from customers may include My Best Buy members, employees, and Tech Insider Network members (as tagged). Select reviewers may receive discounted products, promotional considerations or entries into drawings for honest, helpful reviews.
Compare similar products

Instinct 3 is the rugged 45 mm GPS smartwatch with a 1.2” AMOLED display, a built-in flashlight and up to 18 days of battery life in smartwatch mode. With bolted construction, a metal-reinforced bezel and scratch-resistant lens, it can take on your toughest adventures. It’s engineered to MIL-STD-810 standards for thermal and shock resistance and is also 10 ATM water-rated. To keep you on track, the Instinct 3 smartwatch includes a built-in 3-axis compass and barometric altimeter. Plus, multi-band GPS with SatIQ technology delivers superior positioning while also optimizing battery life. Its 24/7 health and wellness features keep you connected to your body with heart rate tracking, advanced sleep monitoring, Pulse Ox and more (this is not a medical device, and data presented is intended to be a close estimation of metrics tracked; Pulse Ox not available in all countries). Instinct 3 also includes Garmin Pay contactless payments (with a supported bank).

Instinct E is the supertough 45 mm smartwatch that gets up to 16 days of battery life. It includes essential features such as smart notifications and Connect IQ Store compatibility. It also features 24/7 health and wellness tracking with wrist-based heart rate, advanced sleep monitoring, Pulse Ox and more (this is not a medical device, and data presented is intended to be a close estimation of metrics tracked; Pulse Ox not available in all countries). With its high-strength case and scratch-resistant lens, the Instinct E smartwatch can take on your toughest adventures. It’s engineered to MIL-STD-810 for thermal and shock resistance and is also 10 ATM water-rated. Plus, it includes a 3-axis compass, barometric altimeter and multi-GNSS to keep you on track when you’re off the grid.

Instinct 3 is the rugged 45 mm GPS smartwatch with a 0.9” display, built-in flashlight and unlimited battery life in smartwatch mode with solar charging (assumes all-day wear with 3 hours per day outside in 50,000 lux conditions). With bolted construction, a metal-reinforced bezel and scratch-resistant lens, it can take on your toughest adventures. It’s engineered to MIL-STD-810 standards for thermal and shock resistance and is also 10 ATM water-rated. To keep you on track, the Instinct 3 smartwatch includes a built-in 3-axis compass and barometric altimeter. Plus, multi-band GPS with SatIQ technology delivers superior positioning while also optimizing battery life. Its 24/7 health and wellness features keep you connected to your body with heart rate tracking, advanced sleep monitoring, Pulse Ox and more (this is not a medical device, and data presented is intended to be a close estimation of metrics tracked; Pulse Ox not available in all countries). Instinct 3 also includes Garmin Pay contactless payments (with a supported bank).

Know the real you with the vívoactive 5 smartwatch, the ultimate on-wrist coach designed to support your goals — whatever they may be. Featuring a bright, colorful AMOLED display and up to 11 days of battery life, this GPS smartwatch is purpose-built with essential health and fitness features to help you better understand your body. Body Battery energy monitoring helps you keep your energy levels in check with personalized insights based on sleep, naps, stress, workouts and more. Improve the quality of your sleep with personalized sleep coaching and nap detection plus even more details such as HRV status (data presented is intended to be a close estimation of metrics tracked). During the day, switch up your activities with more than 30 built-in sports apps — including apps for active wheelchair users — plus advanced training features to keep you going strong. When paired to your smartphone, vívoactive 5 makes it easy to receive texts, emails and other smart notifications right from your wrist. Plus, enjoy connectivity features such as music storage, Garmin Pay contactless payments and more.
| Pros for Garmin - Instinct 3 GPS Smartwatch 45 mm AMOLED - Black with Black Band - (2025) | |||
|---|---|---|---|
| Battery Life, Overall Performance, Features, Fitness Tracking, Comfort | There were no pros for this product— | Battery Life, Overall Performance, Features, Solar Charging, Flashlight | Battery Life, Overall Performance, Sleep Tracking, Ease of Use, Design |
| Cons for Garmin - Instinct 3 GPS Smartwatch 45 mm AMOLED - Black with Black Band - (2025) | |||
| Size | There were no cons for this product— | User Interface | User Interface, Connectivity, Band Comfort, Button Quality, Step Counter |
































































