suggestion for regulator

So I want to get a new regulator. I really like balanced regs and I've been particularly interested in the Oceanic Alpha 10 + cdx. As with any purchase I tend to mull over things and there isn't much in terms of review for the Alpha 10 cdx from the layman, although the cheaper versions ranked...

Hi ladies & gents in the diving community, Am a vacation diver and looking for my very first regulator. Currently, I'm introduced in the Atomic B2 and SP Mk25/ S600. Please share what reg will be more advantages in terms of serviceability as I already read up B2 & SP in terms of performance...