MPF Iron Ratings for 2008 (Updated)

MPF Ratings for 2007

Updated March 19th, More MPF Iron Ratings for 2008
The original addendum to the Maltby Playability Factor for irons book, which included 30 new irons for the 2008 supplement, has now been further updated to include 20 more 2008 irons. New listings have been added for Callaway, Cobra, Titleist, Nicklaus and MacGregor.

Download the 2008 MPF Ratings (4MB)

Recent Comments

  • Ralph Maltby
  • 12:48 PM - August 07, 2008

Christopher, MPF is measured the same way on all irons whether women's, junior's, senior's and men's. The ladies have different requirements in some of the other specifications such as sole width, bounce, shaft flex, lengths and lofts. As far as MPF is concerned, most all women should only look at "Ultra Game Improvement" irons, which will usually have very low vertical centers of gravity and longer "C" dimensions.

  • Christopher
  • 10:29 PM - August 05, 2008

Hi Ralph - A quick question regarding MPF for Irons - The MPF scale is designed to rate the ease and playability of clubs based on a weighted scale that takes into account the attributes of the club (I think). As stated in your article on Women's irons, the women's clubs have a different criteria as to what makes them more "playable" for women. Do the MPF ratings for ladies clubs work on a different set of weighted variables (or even weigh things like the "C" and the rear/vert COG differently) - or does MPF weigh all clubs exactly the same regardless of expected use? If so, have you ever tinkered with adjusting the weighted scale to rate how all the heads you've rated play for jane doe average golfer? Sorry to be so wordy, and thanks, Chris

  • Ralph Maltby
  • 02:45 PM - April 07, 2008

carlsenga, the only specification I do not like in both the Ping ISI, ISIK, Ping Zing and Ping Zing 2 is that the actual vertical center of gravity is not very low in the clubhead. They still have the properties to be very forgiving, but they perform best if the golfer hits down on the ball rather than hitting it with a sweeping motion. For this reason, all of the clubs you mentioned will be easier to hit. I personally switched from the Maltby True Forged (MTF) irons to the Gliders and had no problem. As soon as I can play again here in Ohio, I am going to try the Hybrid ST's as a set. During our original testing, we did not have a complete set, but the results were more than excellent. If you are going conventional in shape, I recommend the KE4's over the KE4V's as a personal choice only, but both are great.

  • carlsenga
  • 10:49 AM - April 07, 2008

Thanks for your help. What would you reccommend for a new set of clubs konwing I have the Ping ISI, and am looking for something that I can improve forgivability. How would the CER 851 UM compare to what I have or the KEV-4 #5's. The other thing that I wanted to ask is, would there be a big learning curve if I were to switch to something like the Glider or the Hybrid ST if I have been hitting more of a blade iron? Any help ont his would be greatly appreciated. Thanks, carlsenga

  • Ralph Maltby
  • 09:02 AM - April 07, 2008

carlsenga, I have measured every Ping club ever made. The ISI is 805 points and in the Super Game Improvement category.

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