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smartwatch with long battery life

Best Buy customers often prefer the following products when searching for smartwatch with long battery life.

Smartwatches are a hot item these days, and for good reason. They can track your activity, monitor your heart rate, connect to your phone and more. Browse the top-ranked list of smartwatches with long battery life below along with associated reviews and opinions.

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  1. Garmin - Legacy Hero Series Captain Marvel Smartwatch 40mm Fiber-Reinforced Polymer - Danvers Blue With Leather Band - Front_Zoom

    Product Description

    Harness your inner superhero with this special edition Garmin Captain Marvel smartwatch. The Danvers blue, red and tan elements and the light gold bezel closely resemble the captain's suit and abilities, while the long battery life of up to 7 days on smartwatch mode lets you fulfill superhero duties without needing to recharge constantly. This Garmin Captain Marvel smartwatch features smart essentials such as wireless notifications and fitness tracking.
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    Product Description

    Harness your inner superhero with this special edition Garmin Captain Marvel smartwatch. The Danvers blue, red and tan elements and the light gold bezel closely resemble the captain's suit and abilities, while the long battery life of up to 7 days on smartwatch mode lets you fulfill superhero duties without needing to recharge constantly. This Garmin Captain Marvel smartwatch features smart essentials such as wireless notifications and fitness tracking.
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    Your price for this item is $382.99
    Save $17
    The previous price was $399.99
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  2. Withings - Scanwatch - Hybrid Smartwatch with ECG, heart rate and oximeter - 38mm - White - Front_Zoom
    Top comment

    "Ditch your tired smartwatch and go with Withings...It is stylish, has excellent battery life (3-4 weeks in my experience) and provides high quality health monitoring and smart phone integration. "

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    Product Description

    Discover ScanWatch, a hybrid smartwatch that detects heart health conditions and helps improve overall fitness. Nested in a high-end watch, state-of-the-art technology has been carefully selected to create Withings most health-oriented watch to date. Developed with cardiologists, this clinically validated hybrid smartwatch can alert a user to a possible case of atrial fibrillation (Afib). ScanWatch also offers in-depth activity and sleep tracking, water resistance to 5 ATM (165 ft), and an exceptional battery life of up to 30 days before it needs to be charged.
    See all Fitness Smartwatches
    Top comment

    "Ditch your tired smartwatch and go with Withings...It is stylish, has excellent battery life (3-4 weeks in my experience) and provides high quality health monitoring and smart phone integration. "

    See all customer reviews

    Product Description

    Discover ScanWatch, a hybrid smartwatch that detects heart health conditions and helps improve overall fitness. Nested in a high-end watch, state-of-the-art technology has been carefully selected to create Withings most health-oriented watch to date. Developed with cardiologists, this clinically validated hybrid smartwatch can alert a user to a possible case of atrial fibrillation (Afib). ScanWatch also offers in-depth activity and sleep tracking, water resistance to 5 ATM (165 ft), and an exceptional battery life of up to 30 days before it needs to be charged.
    See all Fitness Smartwatches
    Your price for this item is $299.99
    See all Fitness Smartwatches
  3. Withings - Scanwatch Horizon - Hybrid Smartwatch with ECG, heart rate and oximeter - 43mm - Green - Front_Zoom
    Top comment

    "So far...great ...only had for 3 weeks...had to charge it once about 4 days ago cause it got down to 38% battery...other features are on point."

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    Product Description

    ScanWatch is now available in a limited edition that combines iconic diver watch design with breakthrough health tech. Nested in a high-end watch, state-of-the-art technology has been carefully selected to create Withings most health-oriented watch to date. Developed with cardiologists, this clinically validated hybrid smartwatch can alert a user to a possible case of atrial fibrillation (Afib). ScanWatch also offers in-depth activity and sleep tracking, water resistance to 10 ATM (100m), and an exceptional battery life of up to 30 days before it needs to be charged.
    See all Fitness Smartwatches
    Top comment

    "So far...great ...only had for 3 weeks...had to charge it once about 4 days ago cause it got down to 38% battery...other features are on point."

    See all customer reviews

    Product Description

    ScanWatch is now available in a limited edition that combines iconic diver watch design with breakthrough health tech. Nested in a high-end watch, state-of-the-art technology has been carefully selected to create Withings most health-oriented watch to date. Developed with cardiologists, this clinically validated hybrid smartwatch can alert a user to a possible case of atrial fibrillation (Afib). ScanWatch also offers in-depth activity and sleep tracking, water resistance to 10 ATM (100m), and an exceptional battery life of up to 30 days before it needs to be charged.
    See all Fitness Smartwatches
    Your price for this item is $474.99
    Save $25
    The previous price was $499.99
    See all Fitness Smartwatches
  4. Amazfit - GTS 3 Smartwatch 1.75mm - Graphite Black - Front_Zoom
    Top comment

    "Comfortably fitting on my wrist and.. Battery life is awesome i have been using it for 6 days and it still has 20% battery life !...I’ve never owned a fitness smartwatch that has such a long lasting battery life. "

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    Product Description

    The super-sleek 8.8mm watch body is made from lightweight yet durable aircraft-grade aluminum alloy and weighs only 24.4g, while the ocean-like curved glass screen assimilates into the bezel-less design, for total immersion into your display. See what you want, when you want it, thanks to the 1.75-inch display area, which has increased by 14% compared with the previous generation, and boasts a 72.4% screen-to-body ratio that's among the highest in the smartwatch industry.
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    Top comment

    "Comfortably fitting on my wrist and.. Battery life is awesome i have been using it for 6 days and it still has 20% battery life !...I’ve never owned a fitness smartwatch that has such a long lasting battery life. "

    See all customer reviews

    Product Description

    The super-sleek 8.8mm watch body is made from lightweight yet durable aircraft-grade aluminum alloy and weighs only 24.4g, while the ocean-like curved glass screen assimilates into the bezel-less design, for total immersion into your display. See what you want, when you want it, thanks to the 1.75-inch display area, which has increased by 14% compared with the previous generation, and boasts a 72.4% screen-to-body ratio that's among the highest in the smartwatch industry.
    See all Fitness Trackers
    Your price for this item is $179.99
    See all Fitness Trackers
  5. Amazfit - T-Rex 2 Outdoor Smartwatch 35.3 mm - Ember Black - Front_Zoom

    Product Description

    Amazfit T-Rex 2 Outdoor Smartwatch is designed to explore your instinct. Military-grade toughness with 10 ATM Water-resistance, 70°C heat resistance, -40°C cold resistance, 240 hours humidity resistance, and 96 hours salt spray resistance. Witness endurance that braves the elements with ease. Get a high-level exploration partner that boasts Five Global Navigation Satellite systems, a weather tracker, a sunrise and sunset monitor, a current moon phase display, a compass, and a barometric altimeter. Ultra-long 24-day battery life with typical use, and over 150 different sports modes to track your every move. Protect your health and keep fit with heart rate, sleep quality monitoring, and blood-oxygen saturation measurement, and get personalized evaluations via built-in health assessment system PAI. This is a fitness watch that strikes the perfect balance between practicality and comfort–features an always-on 1.39-inch HD amoled color screen for smoother touch operation and richer & brighter color, a skin-friendly silicone strap with a sweat-wicking design to ensure it stays dry and comfortable.
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    Product Description

    Amazfit T-Rex 2 Outdoor Smartwatch is designed to explore your instinct. Military-grade toughness with 10 ATM Water-resistance, 70°C heat resistance, -40°C cold resistance, 240 hours humidity resistance, and 96 hours salt spray resistance. Witness endurance that braves the elements with ease. Get a high-level exploration partner that boasts Five Global Navigation Satellite systems, a weather tracker, a sunrise and sunset monitor, a current moon phase display, a compass, and a barometric altimeter. Ultra-long 24-day battery life with typical use, and over 150 different sports modes to track your every move. Protect your health and keep fit with heart rate, sleep quality monitoring, and blood-oxygen saturation measurement, and get personalized evaluations via built-in health assessment system PAI. This is a fitness watch that strikes the perfect balance between practicality and comfort–features an always-on 1.39-inch HD amoled color screen for smoother touch operation and richer & brighter color, a skin-friendly silicone strap with a sweat-wicking design to ensure it stays dry and comfortable.
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    Your price for this item is $199.99
    Price Drop
    Save $30
    The previous price was $229.99
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  6. Garmin - Instinct 2 Solar 45 mm Smartwatch Fiber-reinforced Polymer - Graphite - Front_Zoom

    Product Description

    Whatever you do, own it with Instinct 2 Solar. This rugged GPS smartwatch is tough enough to keep up with you and unique enough to fit your style. Plus, solar charging gives you unlimited battery life in smartwatch mode (assuming all-day wear with 3 hours per day outside in 50,000 lux conditions) so you can take on life’s unlimited possibilities. Do more of what you love with preloaded activity profiles for running, biking, swimming, strength training and more. When paired with a compatible smartphone, you even can stay connected to what matters to you with smart notifications, Garmin Pay and Connect IQ compatibility. Understand your body better with all-day health monitoring for energy levels, stress, sleep, Pulse Ox and much more (Pulse Ox not available in all countries. This device is intended to give an estimation of your activity and metrics; it is not a medical device).
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    Product Description

    Whatever you do, own it with Instinct 2 Solar. This rugged GPS smartwatch is tough enough to keep up with you and unique enough to fit your style. Plus, solar charging gives you unlimited battery life in smartwatch mode (assuming all-day wear with 3 hours per day outside in 50,000 lux conditions) so you can take on life’s unlimited possibilities. Do more of what you love with preloaded activity profiles for running, biking, swimming, strength training and more. When paired with a compatible smartphone, you even can stay connected to what matters to you with smart notifications, Garmin Pay and Connect IQ compatibility. Understand your body better with all-day health monitoring for energy levels, stress, sleep, Pulse Ox and much more (Pulse Ox not available in all countries. This device is intended to give an estimation of your activity and metrics; it is not a medical device).
    See all All Smartwatches
    Your price for this item is $449.99
    See all All Smartwatches
  7. Amazfit - GTS 2 Mini Smartwatch 39mm - Green - Front_Zoom
    Top comment

    "Get text and call notifications. Long battery life....Battery Life...Love most everything about it except I’m only getting 2 days of battery life. Maybe I’m doing something wrong but I have all notifications turned off, Many other things turned off as well?"

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    Product Description

    Amazfit GTS 2 mini health and fitness smart watch with super-light and thin design. Battery life of 14 days, 70+ sports modes, SpO2 level measurement and heart rate, sleep and stress level monitoring for Android and IOS devices.
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    Top comment

    "Get text and call notifications. Long battery life....Battery Life...Love most everything about it except I’m only getting 2 days of battery life. Maybe I’m doing something wrong but I have all notifications turned off, Many other things turned off as well?"

    See all customer reviews

    Product Description

    Amazfit GTS 2 mini health and fitness smart watch with super-light and thin design. Battery life of 14 days, 70+ sports modes, SpO2 level measurement and heart rate, sleep and stress level monitoring for Android and IOS devices.
    See all All Smartwatches
    Your price for this item is $88.99
    Save $11
    The previous price was $99.99
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  8. Garmin - Instinct 2 Solar 45 mm Smartwatch Fiber-reinforced Polymer - Tidal Blue - Front_Zoom

    Product Description

    Whatever you do, own it with Instinct 2 Solar. This rugged GPS smartwatch is tough enough to keep up with you and unique enough to fit your style. Plus, solar charging gives you unlimited battery life in smartwatch mode (assuming all-day wear with 3 hours per day outside in 50,000 lux conditions) so you can take on life’s unlimited possibilities. Do more of what you love with preloaded activity profiles for running, biking, swimming, strength training and more. When paired with a compatible smartphone, you even can stay connected to what matters to you with smart notifications, Garmin Pay and Connect IQ compatibility. Understand your body better with all-day health monitoring for energy levels, stress, sleep, Pulse Ox and much more (Pulse Ox not available in all countries. This device is intended to give an estimation of your activity and metrics; it is not a medical device).
    See all All Smartwatches

    Product Description

    Whatever you do, own it with Instinct 2 Solar. This rugged GPS smartwatch is tough enough to keep up with you and unique enough to fit your style. Plus, solar charging gives you unlimited battery life in smartwatch mode (assuming all-day wear with 3 hours per day outside in 50,000 lux conditions) so you can take on life’s unlimited possibilities. Do more of what you love with preloaded activity profiles for running, biking, swimming, strength training and more. When paired with a compatible smartphone, you even can stay connected to what matters to you with smart notifications, Garmin Pay and Connect IQ compatibility. Understand your body better with all-day health monitoring for energy levels, stress, sleep, Pulse Ox and much more (Pulse Ox not available in all countries. This device is intended to give an estimation of your activity and metrics; it is not a medical device).
    See all All Smartwatches
    Your price for this item is $449.99
    See all All Smartwatches
  9. Amazfit - GTS 3 Smartwatch 1.75mm - Terra Rosa - Front_Zoom
    Top comment

    "Cute waterproof watch with long battery life!...Nice watch with a lot of good features. Waterproof, long battery life, light weight, and easy to sync up with iphone. ...Very nice looking watch. The battery life so far has been very good. It seems to have more than 50% battery even after 24 hours. "

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    Product Description

    The super-sleek 8.8mm watch body is made from lightweight yet durable aircraft-grade aluminum alloy and weighs only 24.4g, while the ocean-like curved glass screen assimilates into the bezel-less design, for total immersion into your display. See what you want, when you want it, thanks to the 1.75-inch display area, which has increased by 14% compared with the previous generation, and boasts a 72.4% screen-to-body ratio that's among the highest in the smartwatch industry.
    See all Fitness Trackers
    Top comment

    "Cute waterproof watch with long battery life!...Nice watch with a lot of good features. Waterproof, long battery life, light weight, and easy to sync up with iphone. ...Very nice looking watch. The battery life so far has been very good. It seems to have more than 50% battery even after 24 hours. "

    See all customer reviews

    Product Description

    The super-sleek 8.8mm watch body is made from lightweight yet durable aircraft-grade aluminum alloy and weighs only 24.4g, while the ocean-like curved glass screen assimilates into the bezel-less design, for total immersion into your display. See what you want, when you want it, thanks to the 1.75-inch display area, which has increased by 14% compared with the previous generation, and boasts a 72.4% screen-to-body ratio that's among the highest in the smartwatch industry.
    See all Fitness Trackers
    Your price for this item is $166.99
    Save $13
    The previous price was $179.99
    See all Fitness Trackers
  10. Withings - Scanwatch - Hybrid Smartwatch with ECG, heart rate and oximeter - 38mm - Blue - Front_Zoom
    Top comment

    "I would have thought after it's long delayed introduction to the US market waiting for FDA approval as a medical device, it would have been more accurate. "

    See all customer reviews

    Product Description

    Discover ScanWatch, a hybrid smartwatch that detects heart health conditions and helps improve overall fitness. Nested in a high-end watch, state-of-the-art technology has been carefully selected to create Withings most health-oriented watch to date. Developed with cardiologists, this clinically validated hybrid smartwatch can alert a user to a possible case of atrial fibrillation (Afib). ScanWatch also offers in-depth activity and sleep tracking, water resistance to 5 ATM (165 ft), and an exceptional battery life of up to 30 days before it needs to be charged.
    See all Fitness Smartwatches
    Top comment

    "I would have thought after it's long delayed introduction to the US market waiting for FDA approval as a medical device, it would have been more accurate. "

    See all customer reviews

    Product Description

    Discover ScanWatch, a hybrid smartwatch that detects heart health conditions and helps improve overall fitness. Nested in a high-end watch, state-of-the-art technology has been carefully selected to create Withings most health-oriented watch to date. Developed with cardiologists, this clinically validated hybrid smartwatch can alert a user to a possible case of atrial fibrillation (Afib). ScanWatch also offers in-depth activity and sleep tracking, water resistance to 5 ATM (165 ft), and an exceptional battery life of up to 30 days before it needs to be charged.
    See all Fitness Smartwatches
    Your price for this item is $299.99
    See all Fitness Smartwatches
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