To be able to choose the correct mic, one must understand the specification sheet. This will allow you to compare them especially after you have narrowed down the possible choices. What makes it more difficult is the measurement units or methods used since it varies across manufacturers.
Reputable manufacturers will provide detailed measurements with industry-standard tolerances and margins of error, while those offering inferior products may try to persuade potential buyers with a lot of hyperbolic and exaggerated specs intended to inflate the value of a device. Moreover, product reviews and professional endorsements can provide useful information.
Read more about this here: https://theproaudiofiles.com/mic-specs/