Smartwatches under $400

Garmin, GPS, Large case (47 mm or more)

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Garmin Instinct® 3 – 50 mm, Solar, Rugged Outdoor GPS Smartwatch, Built-in Flashlight, Alpine Rush Collection Limited

$399.99as of 11/03/2026 23:08 PST - Details

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Pros

+Solar charging capability

+Built-in GPS for location tracking

+Rugged design built for outdoor use

+Built-in flashlight for low-light use

+Large 47 mm or more case for a bold look

Cons

−Large 47 mm or more case may feel bulky on smaller wrists

Compared with the 17 smartwatches on this page

+Rugged or military: only 7 of 33 here have one

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Garmin, GPS

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Garmin Vivoactive 6 Fitness GPS Smartwatch (Black) Bundle | For Running, Training & Health | AMOLED Display | 11-Day

$305.99as of 11/03/2026 23:09 PST - Details

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Pros

+Built-in GPS for tracking runs and outdoor routes

+AMOLED display for clear screen output

+Up to 11-day battery life

Cons

−Battery life figures are not a feature of the watch itself

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Garmin, GPS, Mid case (43 to 46 mm)

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Garmin Forerunner® 170 Music, 43mm, Black/Amp Yellow | GPS Running Smartwatch, Music On Your Wrist, Pace & Distance,

$324.99as of 11/03/2026 23:08 PST - Details

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Pros

+Built-in GPS for tracking pace and distance

+Music playback on the wrist

+43mm mid-size case

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watchOS, GPS, Small case (42 mm or less)

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Apple Watch Series 12 GPS 42mm Smartwatch | Space Gray Aluminum Case, Navy Blue Sport Band - S/M. Health + Fitness +

$389.99as of 11/04/2026 11:42 PST - Details

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Pros

+Built-in GPS for tracking outdoor workouts

+Heart rate monitoring included

+Sleep tracking included

+Runs on watchOS for iPhone users

Cons

−Small case may feel small on larger wrists

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Garmin, GPS

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Garmin Instinct 2X Solar - Tactical Edition, Solar Charging, Rugged GPS Smartwatch, Built-in Flashlight, Ballistics

$319.99as of 11/03/2026 23:08 PST - Details

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Pros

+Built-in GPS for tracking outdoor activities

+Rugged build for outdoor use

+Solar charging to extend battery life

+Ballistics calculator included

Compared with the 17 smartwatches on this page

+Rugged or military: only 7 of 33 here have one

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Garmin, GPS

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Garmin vivoactive 6, Health and Fitness GPS Smartwatch, AMOLED Display, Up to 11 Days of Battery, Black with Black

$309.99as of 11/03/2026 23:09 PST - Details

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Pros

+Built-in GPS for tracking runs and outdoor routes

+AMOLED display for clear screen output

+Up to 11 days of battery life

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Garmin, GPS

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Garmin vivoactive 6 GPS Smartwatch, AMOLED, Bone with Silicone Band, 010-02985-01 - Bundle w/Deco Essentials 26-Month

$304.99as of 11/03/2026 23:09 PST - Details

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Garmin, GPS, Mid case (43 to 46 mm)

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Garmin Instinct® 3 AMOLED, Rugged GPS Smartwatch, 45mm, Black | Bright AMOLED Display, Rugged Design, Metal-Reinforced

$349.99as of 11/03/2026 23:08 PST - Details

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Pros

+AMOLED display for a bright, clear screen

+Built-in GPS for location tracking

+Rugged design built for outdoor use

+Metal-reinforced bezel adds durability

Cons

−Mid-sized case may feel large on smaller wrists

Compared with the 17 smartwatches on this page

+Rugged or military: only 7 of 33 here have one

How pros and cons are picked (About: Disclaimer)

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watchOS, GPS, Small case (42 mm or less)

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Apple Watch Series 11 [GPS 42mm] Smartwatch with Rose Gold Aluminum Case with Light Blush Sport Band - S/M. Sleep

$349.00as of 11/04/2026 11:42 PST - Details

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Pros

+Built-in GPS for tracking outdoor workouts

+Sleep tracking included

+Runs on watchOS for iPhone users

Cons

−Small case may feel small on larger wrists

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Wear OS, GPS, Small case (42 mm or less)

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Citizen CZ Smart PQ2 41MM Unisex Smartwatch with YouQ App with IBM Watson® AI and NASA Research, Wear OS by Google, HR,

$320.23as of 11/04/2026 15:38 PST - Details

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Pros

+Compact 41 mm case suits smaller wrists

+Runs Wear OS by Google for app support

+Built-in GPS for location-based tracking

Cons

−Small case may look too small on larger wrists

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Garmin, GPS, Compact screen (under 1.4 in)

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Wearable4U Garmin Vivoactive 6 - Health & Fitness Smartwatch, 1.2 in AMOLED, GPS Sports Tracking, Up to 11 Days of

$309.99as of 11/04/2026 07:41 PST - Details

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Pros

+AMOLED display for a bright screen

+Built-in GPS for outdoor sports tracking

+Garmin platform for health and fitness tracking

Cons

−Compact 1.2 in screen offers less display area

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Other, GPS

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COROS Nomad GPS Outdoor Smartwatch, 22-Day Battery Life, Fishing | Global Maps with Turn-by-Turn Navigation Voice-Pin

$349.00as of 11/03/2026 22:29 PST - Details

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Compared with the 17 smartwatches on this pagePros

+Rugged or military: only 7 of 33 here have one

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Garmin, GPS, Mid case (43 to 46 mm)

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Garmin Instinct 3 AMOLED (45mm, Black) Outdoor GPS Smartwatch Bundle | Metal Reinforced Bezel, Built-in Flashlight,

$359.99as of 11/03/2026 23:08 PST - Details

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Pros

+AMOLED display for a bright, clear screen

+Built-in GPS for location tracking

+Rugged design built for outdoor use

+Built-in flashlight for low-light use

+Metal-reinforced bezel adds durability

Cons

−Mid-sized case may feel large on smaller wrists

Compared with the 17 smartwatches on this page

+Rugged or military: only 7 of 33 here have one

How pros and cons are picked (About: Disclaimer)

About this product

Garmin, GPS

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Garmin vivoactive 6 GPS Smartwatch with AMOLED Display, Lunar Gold | Advanced Health and Fitness Features, Up to 11 Day

$304.99as of 11/03/2026 23:09 PST - Details

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Pros

+Built-in GPS for tracking runs and outdoor routes

+Sleep tracking for monitoring nightly rest

+AMOLED display for clear screen output

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Garmin, GPS

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Wearable4U Garmin Lily 2 Active, Lunar Gold with Bone Silicone Band, Small and Stylish Smartwatch, Built-in GPS, Hidden

$309.99as of 11/04/2026 07:41 PST - Details

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Pros

+Small case suited to smaller wrists

+Built-in GPS for outdoor route tracking

+Garmin platform for fitness tracking

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watchOS, GPS, Small case (42 mm or less)

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Apple Watch Series 10 [GPS 42mm case] Smartwatch with Rose Gold Aluminum Case with Plum Sport Loop. Fitness Tracker,

$399.00as of 11/04/2026 11:41 PST - Details

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Garmin, GPS, Compact screen (under 1.4 in)

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Wearable4U Garmin Vivoactive 6 - Health & Fitness Smartwatch, 1.2 in Bright AMOLED Display, GPS Sports Tracking, Up to

$309.99as of 11/04/2026 07:41 PST - Details

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