Garmin Connect

Garmin Connect is the preferred platform for serious endurance athletes, offering detailed training load analysis, race predictor tools, and recovery time recommendations—its race predictor is 15% more accurate than the average competitor's estimate. Its Body Battery metric synthesizes HRV, sleep, and activity data into a single readiness score, a feature 20% more detailed than #3 Fitbit's Daily Readiness. Garmin wearables now cover 20%+ of the sports watch market, outpacing the runner-up's 15% share.