Considering that the SM57 was introduced to the world in 1967, a year after the&nbsp;<a data-hook="product-link-linked" class="a-link-normal" href="/Shure-SM58LC-Shure-SM58-Vocal-Microphone/dp/B0001ZWBL0/ref=cm_cr_arp_d_rvw_txt?ie=UTF8">Shure SM58LC Shure SM58 Vocal Microphone</a>, I guess the 58 gets Batman status, relegating the 57 to that of Robin. But that's not really a fair assessment considering the 57 and 58 were developed at the same time, and except for the 58's acoustic foam lined cage pop screen, the two mics are identical electrically.