Abacos is more protected especially from a west wind
event and more populated than the Wxumas. The Exumas
is more "wild" and more about the water
and beachs. I don't even know where you would start a charter
at for the Eumas. But the problem is you are on a schedule and have to get back to the starting location.
So if you just want to sail it doesn't matter. If you want short sails
to a new protected spot each day where you can get back to turn in the boat
then start at Marsh Harbor.
But I type this from Marsh Harbor having not been off the boat
in 48 hours as the wind