Gear S3 Frontier vs Galaxy Watch3 - Technically it's a marginally thinner but smaller housing, narrower bezels, and weighs significantly less. It feels thinner than it looks, maybe due to the back
Upgraded from Gear S3 Frontier to GW4 Classic. : r/GalaxyWatch
Galaxy Watch Vs Gear S3 Comparison Should Upgrade? - YouTube
Galaxy Watch 3 4 5 6 Pro Band Active 2 40 42 44 45 46 PU Leather Sport 20 22 Disney Frontier Mickey Mouse Band Samsung Watch4 Gear S2 S3 - Etsy Denmark
Amazon.com: Samsung Galaxy Watch (46mm) Silver (Bluetooth), SM-R800 – International Version -No Warranty
Samsung Galaxy Watch vs Samsung Gear S3 Frontier LTE: What is the difference?