Originally Posted by wesing

I can't say with certainty why I like the 8.5" better. The one I use the most is the 8.5" by 12.5". It has the "new" markings on it and they are much easier to read. Both of my 24.5" rulers have the "old" style markings. I think the flexibility of being able to cut more sizes with the 8.5" is the main reason I use it more. I usually don't cut strips wider than 6.5" but I think I sub cut larger pieces and I don't have to switch rulers. Here is a pic of all three so you can see the difference in the old and new style of markings.