Reviewers consistently rank the Garmin Forerunner 970 as the top triathlon watch of 2026. Advanced training metrics, navigation, race tools, and strong battery life.
If you want the sweet spot of performance and value, the Garmin Forerunner 965 is probably the smartest purchase for triathletes. 

• For performance-driven runners, there’s Forerunner 970 — the premium GPS running and triathlon smartwatch with our brightest AMOLED display, durable sapphire lens, lightweight titanium bezel and built-in LED flashlight. Understand your overall energy efficiency with running economy, and see how much you are slowing down with step speed loss (HRM 600 monitor required; sold separately). Running tolerance tells you how your training habits have prepared you to handle your current and future impact load. Use multi-band GPS and full-color, built-in maps plus navigation enhancements to stay on track while you train.