Are there other smartwatch "extras" that could fit inside a 20mm or 22mm watch band? It's complicated. Ultramarathoners would love the original Pebble concept of a battery-enhancing, swap-on strap.

The Samsung Galaxy Watch 6 Classic may no longer be the latest smartwatch from Samsung ... Samsung is still using a lug width that fits 20mm bands. So even if you do plan to grab a new band ...