Best Smartwatches for Battery Life

The best smartwatches for battery life — curated based on real specs, reviews, and performance data.

Reviewed by Daniel Cole, Technology Editor

Amazfit GTR 4

The best budget smartwatch — 14-day battery, GPS, and health tracking for $200 with both Android and iPhone support.

Brand: Amazfit  •  Price: $200  •  Rating: 4.4/5

Display: AMOLED Display Size Mm: 46 Battery Life Hours: 336 Water Resistance: 5ATM

Garmin Forerunner 265

The best running watch — morning report, training readiness, and race predictor with 13-day battery life.

Brand: Garmin  •  Price: $450  •  Rating: 4.8/5

Display: AMOLED Display Size Mm: 46 Battery Life Hours: 312 Water Resistance: 5ATM

Garmin Venu 3

The best smartwatch for fitness — up to 14 days of battery, advanced training metrics, and Garmin's legendary GPS accuracy.

Brand: Garmin  •  Price: $450  •  Rating: 4.7/5

Display: AMOLED Display Size Mm: 45 Battery Life Hours: 336 Water Resistance: 5ATM