J. P. Feyereisen vs. Zach Putnam — Career Comparison

Looking at the career totals, J. P. Feyereisen and Zach Putnam are fairly close on the surface numbers. J. P. Feyereisen carried a career ERA of 3.27 against Zach Putnam's 3.2. The surface numbers don't cleanly separate J. P. Feyereisen and Zach Putnam — era context would be needed for a firmer verdict.