Perceptions and expectations play a role as well. I don't read of too many people romanticizing the Sony C800 G, for instance.
The analogy of the Mercedes Benz is a good one. Anyone who researches safety, handling, performance and repair history might choose a Lexus or Acura instead. Nevertheless, and despite ready availability of data from Consumer Reports, Edmunds.com and others, people still buy expensive, dangerous clunkers all the time. There's no evidence that Cadillac or Jaguar is going to go out of business in the near future, or that sales of Suburbans, Corvettes or M-Class SUVs will drop off despite dismal repair records.
There are mics that can be compared to musical instruments, and perhaps that's the best way to understand the cache they acquire. However, as a newcomer to recording, I'm more than a little surprised at times at how reluctant more experienced recordists are to criticize certain mics made by a well-known German firm. Is it brand loyalty? Courtesy to colleagues? Or is it like Mercedes Benz -- they make some very, very fine cars, so let's pretend their lemons aren't really lemons?