IMHO, this tool is of course not perfect, because it takes lots of variables to truly compare the two car listings, but it saves you time for grouping all the s

IMHO, this tool is of course not perfect, because it takes lots of variables to truly compare the two car listings, but it saves you time for grouping all the similar listings just using three major variables (year, mileage, price) deterministically, which you won't normally be able to spot with bare eyes when the results are displayed traditionally with a bunch of pages + thousands of listings to browse through.