The latest Google Wear OS H-MR2 update promises to increase boot and launch time up to 20% faster. The second most important changes are in battery life. It has been immensely improved by using power efficient methods.
Furthermore, device controls are dealt with alteration to improve user experience. The pairing process has been improved too, so you will be able to get started with your Wear OS smartwatch more easily.
Apart from Suunto 7 series, other Wear OS enabled Watches will hopefully receive the updates in the coming weeks or months.