Known for an extremely high contact rate, Astudillo produced eight of the 30 lowest strikeout rates with a minimum of 100 plate appearances according to Baseball Prospectus' catalog of over 42,000 individual seasons from 2005–2018. He produced the lowest of all at 0.9% in Venezuela in 2011, second-lowest at 1.8% in Venezuela in 2010, and fourth-lowest at 2.4% in the Florida State League in 2015.
