Review site Runblogger wrote a very infor­ma­tive com­par­i­son between Saucony’s min­i­mal­ist light­weight run­ners Kinvara 1 and 2. While both shoes don’t dif­fer that much func­tion­al­ity wise, there are still some minor changes made to its suc­ces­sor. Most notable is the lesser sole width of the Kinvara 2.
Read the entire arti­cle at Runblogger.