Garmin Forerunner 970 vs Apple Watch Ultra 3

How they differ in real use

Both watches land at nearly identical prices ($764 for the Forerunner 970, $768 for the Apple Watch Ultra 3), but they're built around different definitions of "best." The Forerunner 970 is a single-purpose training tool: Garmin's Elevate Gen5 sensor and multi-band GNSS chase the most accurate pace and heart-rate data available on a wrist-worn device, and metrics like Running Tolerance and Impact Load exist specifically to help serious runners and triathletes manage training load rather than just log miles. Its interface reflects that focus — dense menus of sport profiles and data screens that reward athletes willing to learn the system, but that can feel like overkill to anyone who just wants a smartwatch. The Apple Watch Ultra 3 takes the opposite path: precision dual-frequency GPS and the S10 chip deliver genuinely competitive workout tracking, but the watch spends equal effort on notifications, apps, Apple Intelligence coaching, and satellite SOS — general smartwatch functions the Forerunner doesn't attempt. The tradeoff shows up most in battery life: the Forerunner's 29-hour GPS rating trails the Ultra 3's 42 hours, but Garmin's non-GPS smartwatch mode still stretches to multiple days, while the Ultra 3 needs nightly or near-nightly charging for most users. Platform lock-in is the other deciding factor — the Ultra 3 requires an iPhone, while the Forerunner 970 pairs with iOS or Android equally.