The difference in one line
Their deck argues a business case to investors in long, adjective-stacked sentences: unrivalled, ultra modern, world-class twice on one page, state of the art, revolutionary. It is competent and it is generic.
The spa menu describes one thing at a time, precisely, to one person, and lets named materials and real numbers do the selling. The new brochure takes the facts from the first and the sentences from the second, and never the other way around.