I have both in Spinn. The cat cuts on the OES are a bit "sharper.". Personally I feel the mamajamba gives a little more coverage, but both are works of art. And get the side panel pull outs. You will be glad you did.
"One of the best things you can do in this world is take a nap in the woods." ~ Jayber Crow by Wendell Berry
"While it may be a lot of work, the view is best from the summit." ~ an anonymous staff member of Philmont Scout Ranch
Enjoy the day