Best Battery Life Smartwatch

Fitbit Versa 4 Fitness Smartwatch with Daily Readiness, GPS, 24/7 Heart Rate, 40+ Exercise Modes, Sleep Tracking and more, Black/Graphite, One Size (S & L Bands Included)

Smart Watch Fitness Tracker with 24/7 Heart Rate, Blood Oxygen Blood Pressure Monitor Sleep Tracker 120 Sports Modes Activity Trackers Step Calorie Counter IP68 Waterproof for Andriod iPhone Women Men

Samsung Galaxy Watch 6 44mm Bluetooth Smartwatch, Fitness Tracker, Personalized HR Zones, Advanced Sleep Coaching, Heart Monitor, BIA Sensor, Health Wellness Insights, Big Screen, US Version, Graphite

Garmin vívoactive 5, Health and Fitness GPS Smartwatch, AMOLED Display, Up to 11 Days of Battery, Black

Smart Watches for Men Women, Alexa Built-in Fitness Watch with 1.8" LCD Screen & Bluetooth Call (Make/Answer), Heart Rate/SpO2/Sleep Monitor, 100 Sports, IP68 Waterproof Smartwatch for iPhone Android

Garmin Enduro™ 3 – 51 mm, Solar, Sapphire, Ultraperformance GPS Smartwatch, Extreme Battery Life, Detailed Mapping, Built-in LED Flashlight, Carbon Gray DLC Titanium with Black UltraFit Nylon Strap

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

Apple Watch Ultra 2 [GPS + Cellular 49mm] Smartwatch, Sport Watch with Natural Titanium Case with Navy Ocean Band. Fitness Tracker, Precision GPS, Action Button, Extra-Long Battery Life

Smart Watches for Men Women Fitness: Fitness Tracker with Blutooth Call 24/7 Heart Rate SpO2 Sleep Monitor 5ATM Waterproof 120+ Sport Mode Activity Trackers Compatible iPhone Android Phones (3 Bands)

Garmin fēnix® 8 – 47 mm, Solar, Sapphire, Premium Multisport GPS Smartwatch, Long-Lasting Battery Life, Dive-Rated, Built-in LED Flashlight, Carbon Gray DLC Titanium with Pebble Gray Band