1 pointAnother consideration when comparing the R5 to any of the Sony is the Nauticam housing weight (and price)... The R5 housing is 3.5kg, while the ones for Sony are 2.7kg. The housing for the R5 is also significantly more expensive.
1 pointI think Roatan has a decent macro reputation, but I would not want to compare it to Asia. Bonaire and Curacao might be reasonable options as well.