Gear S4 battery might be bigger than its predecessor - SamMobile
ALMNVO Diamond Stainless Steel Strap for Samsung Galaxy Watch 4 40 mm 44 mm Classic 46mm/42mm 3 Active 2 Gear S3 S2 Frontier Classic Slim Metal Women / Girls Band for Amazfit bip -silver - Walmart.com
Difference between Watch 4 and S3 Frontier is huge. NOT IN A GOOD WAY. : r/GalaxyWatch