Samsung Smartwatches under $400

Other, Small case (42 mm or less)

Product details×

‹›1 / 10

Samsung Galaxy Watch9, Cream, 40mm Bluetooth Smartwatch | AI Assistant, Fitness Tracker, Sleep Coaching and Running

$379.99as of 11/04/2026 01:40 PST - Details

View on Amazon

Pros

+Heart rate monitoring for workouts and daily checks

+Sleep tracking with sleep coaching features

+Compact 40 mm case for smaller wrists

Cons

−Bluetooth only, no cellular connection

Compared with the 8 smartwatches on this page

−Cellular not listed: 7 of the 8 here list one

How pros and cons are picked (About: Disclaimer)

Other stores (5)

Best BuyVisit store

SamsungVisit store

WalmartVisit store

Micro CenterVisit store

TargetVisit store

About this product

Wear OS, Cellular, Large case (47 mm or more)

Product details×

‹›1 / 2

Samsung Galaxy Watch Ultra (2024) 47mm LTE AI Smartwatch w/Energy Score, Wellness Tips, Heart Rate Tracking, Sleep

$399.94as of 11/04/2026 01:40 PST - Details

View on Amazon

Pros

+Cellular connectivity for calls without a phone

+Built-in GPS for location-based workouts

+Heart rate monitoring included

+Sleep tracking included

+Large 47 mm or bigger case

Cons

−Large 47 mm case is bulky on smaller wrists

How pros and cons are picked (About: Disclaimer)

Other stores (2)

Best BuyVisit store

Woot!Visit store

About this product

Other, Cellular, Mid case (43 to 46 mm)

Product details×

‹›1 / 4

Samsung Galaxy Watch8 Cellular LTE Aluminum Smartwatch 44mm BT - Graphite

$379.00as of 11/04/2026 01:40 PST - Details

View on Amazon

Pros

+Cellular LTE connectivity works without a paired phone nearby

+Aluminum case construction

+Mid-size 44 mm case fits a wide range of wrists

How pros and cons are picked (About: Disclaimer)

Other stores (2)

Best BuyVisit store

SamsungVisit store

About this product

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

Product details×

‹›1 / 3

SAMSUNG Galaxy Watch 3 (41mm, GPS, Bluetooth, Unlocked LTE) Smart Watch with Advanced Health Monitoring, Fitness

$349.99as of 11/04/2026 01:40 PST - Details

View on Amazon

Pros

+Built-in GPS for location tracking without a phone

+Cellular connectivity works without a paired phone

+Compact 42 mm or smaller case

+Runs Wear OS as its platform

How pros and cons are picked (About: Disclaimer)

About this product

Wear OS, Cellular, Mid case (43 to 46 mm)

Product details×

SAMSUNG Galaxy Watch 5 44mm LTE Smartwatch, Sapphire Crystal Glass, Enhanced GPS, Body, Health, Fitness, Sleep Tracker,

$338.06as of 11/04/2026 01:40 PST - Details

View on Amazon

Pros

+LTE cellular connectivity for calls and data without a phone nearby

+Sleep tracking included for monitoring nightly rest

+Sapphire crystal glass for scratch resistance

Cons

−Heavier overall as an LTE model

How pros and cons are picked (About: Disclaimer)

About this product

Wear OS, Cellular, Large case (47 mm or more), 10ATM

Product details×

Samsung Galaxy Watch Ultra (2024) LTE 47 mm Titanium Smartwatch – White – Rugged Design with Dual-Band GPS, 100-Hour

$315.99as of 11/04/2026 01:40 PST - Details

View on Amazon

Spec score9.5

Pros

+Dual-band GPS for location tracking

+Rugged design built for outdoor use

+Cellular connection for calls without a phone nearby

+Large 47 mm case for a bold display

Cons

−Large 47 mm case may feel big on small wrists

Compared with the 8 smartwatches on this page

+Rugged or military: only 1 of 8 here have one

How pros and cons are picked (About: Disclaimer)

About this product

Wear OS, Cellular, Large case (47 mm or more)

Product details×

Samsung Galaxy Watch Ultra (2024) Bespoke Edition 47mm LTE AI Smartwatch, Wellness Tips, Heart Rate, Sleep Monitor,

$329.00as of 11/04/2026 01:40 PST - Details

View on Amazon

Pros

+Cellular connectivity for calls without a phone

+Heart rate monitoring included

+Sleep tracking included

+Large 47 mm or bigger case

+Wear OS platform with app support

Cons

−Large 47 mm case is bulky on smaller wrists

How pros and cons are picked (About: Disclaimer)

About this product

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

Product details×

‹›1 / 10

Samsung Galaxy Watch 8 40mm LTE Smartwatch, Cushion Design, Quick Button, Sleep Coaching, Now Bar, Running Coach,

$348.00as of 11/04/2026 01:40 PST - Details

View on Amazon

About this product