3 ms·Garmin is the next clear front runner in my head. Also: Polar, Suunto, Appleby runjake 7y agoGarmin is the next clear front runner in my head. Also: Polar, Suunto, AppleNBorlaug 7y agoUsed the Fenix 5 watch from Garmin for the last year. Big fan of the product. iOS app is solid. Good 3rd party app store.smarri 7y agoGarmin - agree 100%