Polar Vantage V3 Polar Vantage V3 review: The tip of the iceberg The Polar Vantage V3 has a ton of health, sleep, and training data beneath the surface. You won't see a lot of it on the watch, but you'll still benefit from what lies underneath. Only one running watch brand admits its VO2 Max and recovery estimates aren't perfect Polar lets you test your fitness level, muscular recovery, and sleep recovery manually, instead of blindly trusting its algorithm. Coros vs. Garmin vs. Polar fitness test: How the new Vertix 2S compares to the Forerunner 965 and Vantage V3 COROS' new watch has a revamped GPS antenna and HR sensors; I tested them against two flagship fitness watches for accuracy. Be an expert in 5 minutesGet the latest news from Android Central, your trusted companion in the world of AndroidContact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsors LATEST ARTICLES1YouTube is bringing custom multi views and a redesign to its TV app2Alphabet's Q1 earnings exceeded expectations with a 12% increase in revenue3The best Motorola deals of April 2025: save big on foldable phones, flagships, and more 4The OnePlus 13T launches in China with a smaller display and flagship-level power5Motorola Razr Ultra 2025 vs. Razr Plus 2024: Two flagship flip phones, compared