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10 Best 40mm Smartwatch 2024 in the US

Name: Apple Watch SE (2nd Gen) [GPS 40mm] Smartwatch with Starlight Aluminum Case with Starlight Sport Band S/M. Fitness & Sleep Tracker, Crash Detection, Heart Rate Monitor
Brand: Apple
Price: 276 USD
Availability: InStock

From leading brands and best sellers available on the web.

Amazfit Bip 5 Smart Watch 46mm, GPS, Alexa Built-in, Bluetooth Calling, 10-Day Battery, Heart-Rate & VO2 Max, Sleep Health Monitoring, AI Fitness App,120+ Sports Modes, for Android & iPhone, Black

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Winner

Apple

Apple Watch SE (2nd Gen) [GPS 40mm] Smartwatch with Starlight Aluminum Case with Starlight Sport Band S/M. Fitness & Sleep Tracker, Crash Detection, Heart Rate Monitor

10.0

score

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Amazfit Bip 5 Smart Watch 46mm, GPS, Alexa Built-in, Bluetooth Calling, 10-Day Battery, Heart-Rate & VO2 Max, Sleep Health Monitoring, AI Fitness App,120+ Sports Modes, for Android & iPhone, Black

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Apple

23%OFF

Apple Watch Series 9 [GPS 45mm] Smartwatch with Starlight Aluminum Case with Starlight Sport Band M/L. Fitness Tracker, ECG Apps, Always-On Retina Display, Water Resistant

9.4

score

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Apple

32%OFF

Apple Watch SE (2nd Gen) [GPS 40mm] Smartwatch with Starlight Aluminium Case with Starlight Sport Band M/L. Fitness and Sleep Trackers, Crash Detection, Heart Rate Monitor, Retina Display

9.1

score

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Garmin

25%OFF

Garmin Forerunner® 255 Music, GPS Running Smartwatch with Music, Advanced Insights, Long-Lasting Battery, White

8.8

score

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SAMSUNG

46%OFF

SAMSUNG Galaxy Watch 6 40mm Bluetooth Smartwatch, Fitness Tracker, Personalized HR Zones, Advanced Sleep Coaching, Heart Monitor, BIA Sensor for Health Wellness Insights, Big Screen, US Version, Gold

8.2

score

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Garmin

Garmin Venu® Sq 2 GPS Smartwatch, All-Day Health Monitoring, Long-Lasting Battery Life, AMOLED Display, Slate and Shadow Gray

8.2

score

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SAMSUNG

10%OFF

SAMSUNG Galaxy Watch 7 40mm Bluetooth AI Smartwatch w/Energy Score, Wellness Tips, Heart Rate Tracking, Sleep Monitor, Fitness Tracker, 2024, Cream [US Version, 1Yr Manufacturer Warranty]

7.6

score

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Coucur

70%OFF

Smart Watch for Men Women, 1.96" Fitness Tracker Running Watch (Answer/Make Call), IP68 Waterproof, Pedometer, Sleep/Step/Activity/Heart Rate Monitor, 110+ Sport Modes Smartwatch for Adroid iOS Phone

7.3

score

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Laoziniu

90%OFF

Smart Watch for Men，with Answer/Make Call 100+ Sports Modes Fitness Smart Watch, IP68 Waterproof 80 Days Extra-Long Battery Heart Rate/Blood Oxygen/Sleep Monitor Smartwatch for Android and iOS

7.0

score

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#10

Apple

24%OFF

Apple Watch SE (2nd Gen) [GPS + Cellular 40mm] Smartwatch with Aluminum Case with Silver Sport Loop. Fitness & Sleep Tracker, Crash Detection, Heart Rate Monitor, Retina Display, Carbon Neutral

7.0

score

View on Amazon

10 Best 40mm Smartwatch 2024 in the US

Amazfit Bip 5 Smart Watch 46mm, GPS, Alexa Built-in, Bluetooth Calling, 10-Day Battery, Heart-Rate & VO2 Max, Sleep Health Monitoring, AI Fitness App,120+ Sports Modes, for Android & iPhone, Black

Apple Watch SE (2nd Gen) [GPS 40mm] Smartwatch with Starlight Aluminum Case with Starlight Sport Band S/M. Fitness & Sleep Tracker, Crash Detection, Heart Rate Monitor

Amazfit Bip 5 Smart Watch 46mm, GPS, Alexa Built-in, Bluetooth Calling, 10-Day Battery, Heart-Rate & VO2 Max, Sleep Health Monitoring, AI Fitness App,120+ Sports Modes, for Android & iPhone, Black

Apple Watch Series 9 [GPS 45mm] Smartwatch with Starlight Aluminum Case with Starlight Sport Band M/L. Fitness Tracker, ECG Apps, Always-On Retina Display, Water Resistant

Apple Watch SE (2nd Gen) [GPS 40mm] Smartwatch with Starlight Aluminium Case with Starlight Sport Band M/L. Fitness and Sleep Trackers, Crash Detection, Heart Rate Monitor, Retina Display

Garmin Forerunner® 255 Music, GPS Running Smartwatch with Music, Advanced Insights, Long-Lasting Battery, White

SAMSUNG Galaxy Watch 6 40mm Bluetooth Smartwatch, Fitness Tracker, Personalized HR Zones, Advanced Sleep Coaching, Heart Monitor, BIA Sensor for Health Wellness Insights, Big Screen, US Version, Gold

Amazfit Bip 5 Smart Watch 46mm, GPS, Alexa Built-in, Bluetooth Calling, 10-Day Battery, Heart-Rate & VO2 Max, Sleep Health Monitoring, AI Fitness App,120+ Sports Modes, for Android & iPhone, Black

Smart Watch for Men Women Answer/Make Calls, 1.96" HD Fitness Watch with Heart Rate Monitor Sleep Monitor, 113+ Sports Activity Trackers with Step Counter, IP68 Waterproof, Smartwatch for Android/iOS

Smart Watches for Women [Make Call/Answer/400+Watch Faces] Android Phones iPhone Compatible, Fitness Tracker Watch for Women Activity Trackers and SmartWatch for Women Smart Watches, 3 Watch Bands

SAMSUNG Galaxy Watch FE 40mm Bluetooth AI Smartwatch w/Fitness Tracking, BIA Sensor, Personalized HR Zones, Heart Rate Tracker, Sleep Monitor, 2024, Black [US Version, 1Yr Manufacturer Warranty]

SAMSUNG Galaxy Watch 4 40mm Smartwatch with ECG Monitor Tracker for Health, Fitness, Running, Sleep Cycles, GPS Fall Detection, Bluetooth, US Version, SM-R860NZDAXAA, Pink Gold

Garmin Venu® Sq 2 GPS Smartwatch, All-Day Health Monitoring, Long-Lasting Battery Life, AMOLED Display, Slate and Shadow Gray

SAMSUNG Galaxy Watch 7 40mm Bluetooth AI Smartwatch w/Energy Score, Wellness Tips, Heart Rate Tracking, Sleep Monitor, Fitness Tracker, 2024, Cream [US Version, 1Yr Manufacturer Warranty]

Smart Watch for Men Women, 1.96" Fitness Tracker Running Watch (Answer/Make Call), IP68 Waterproof, Pedometer, Sleep/Step/Activity/Heart Rate Monitor, 110+ Sport Modes Smartwatch for Adroid iOS Phone

Smart Watch for Men，with Answer/Make Call 100+ Sports Modes Fitness Smart Watch, IP68 Waterproof 80 Days Extra-Long Battery Heart Rate/Blood Oxygen/Sleep Monitor Smartwatch for Android and iOS

Apple Watch SE (2nd Gen) [GPS + Cellular 40mm] Smartwatch with Aluminum Case with Silver Sport Loop. Fitness & Sleep Tracker, Crash Detection, Heart Rate Monitor, Retina Display, Carbon Neutral