Regardless you like it or not, there is bound to be something that can be easily distinguished by an expert, but not you and me.
Like when you want to know which teeny-weeny speaker in a smartphone gives you the best audio quality.
At least my ears cannot spot the differences regardless of how long my ears grew. And based on forced testing on hundred unarmed colleagues of mine, I can vouch that most cannot tell the difference!
So how can you show the world that your feature is indeed superior to the rest?
Go for
Co-branding. Apple Nike+. Always a fast-track path to credibility!
Numbers. Voted no. 1 by 999,999.999 readers! Get it?
Awards. IWC (International Wine Challenge) Gold Wine Winner. Is IWC out of reach? Try some more regional ones maybe?
KOL/ Expert opinions. Robert Parker Wine Advocate 99 points. Nowadays KOL a.k.a. bloggers with millions of followers could help you as well.
And again, believe me, there are as many charlatans in wine as in audio buff…