What $20 Million Buys in South Florida: A Miami Beach Penthouse vs. a Palm Beach Oceanfront Estate

At $20 million, South Florida’s ultra-luxury market splits into two distinct propositions: Miami Beach’s turnkey, service-forward penthouse lifestyle and Palm Beach’s land-first, privacy-driven estate ownership. Using publicly reported benchmarks, this guide maps what the same budget can look like in the sky versus on the sand, and the hidden ownership considerations sophisticated buyers weigh before choosing their coastline.