https://www.theguardian.com/technology/2021/sep/06/samsung-galaxy-watch-4-review-classic-google-wear-os-3 > Wear OS 3 watch ups ante for Android wearables, now faster and feature-packed with body-fat scanner > The Galaxy Watch 4 is Samsung and Google’s attempt to combine efforts and compete with Apple’s smartwatch – and it gets about 80% of the way there.