Evaluate the duration of both of those straps collectively in millimeters (mm). You can also evaluate every one separately and incorporate them up to obtain the complete strap duration. Usually do not involve the buckle as part of your strap duration measurement. A metal adapter makes snapping on this strap https://allhealthmarket.com/product/aeahmarket/appleband/silicone-strap-for-apple-watch/silicone-bands-for-apple-watch-series-ultra-se-8-7-6-5-4-3-2-1-40mm-38mm-44mm-42mm-45mm-41mm-49mm-sport-strap-replacement-2/