Mizuno Pro M-13 vs Mizuno Pro M-15
Side-by-side factory specifications. Differing values are highlighted.
Specification comparison
| Club | Pro M-13 loft | Pro M-15 loft | Pro M-13 lie | Pro M-15 lie | Pro M-13 length | Pro M-15 length |
|---|---|---|---|---|---|---|
| 4 | 22 | 20 | 60.5 | 60.5 | 38.75 | 38.75 |
| 5 | 25 | 23 | 61 | 61 | 38.25 | 38.25 |
| 6 | 28 | 26 | 61.5 | 61.5 | 37.75 | 37.75 |
| 7 | 32 | 29 | 62 | 62 | 37.25 | 37.25 |
| 8 | 36 | 33 | 62.5 | 62.5 | 36.75 | 36.75 |
| 9 | 40 | 38 | 63 | 63 | 36.25 | 36.25 |
| PW | 44 | 43 | 63.5 | 63.5 | 35.75 | 35.75 |
| GW | 48 | 48 | 64 | 64 | 35.5 | 35.5 |
Highlighted cells differ between the two sets. Lofts and lies are factory standard.
Lofts compared
- Pro M-13
- Pro M-15
What the differences mean
At the 7-iron, the Pro M-13 is 32° and the Pro M-15 is 29°, a 3° gap. Each degree of loft is worth roughly 3 to 4 yards of carry at the same swing speed, so the Pro M-15 should carry roughly 9 to 12 yards further with that club, on a slightly lower, shallower flight than the Pro M-13. Across the 8 clubs both sets share, the Pro M-15 averages 1.9° stronger, with the largest gap at the 7-iron (32° vs 29°). The pitching wedges are 44° and 43°; the stronger one leaves a 7° jump to a 50° gap wedge, which matters when planning wedge gapping.
The Pro M-13 is a players iron and the Pro M-15 a players distance iron, so they sit one step apart on the forgiveness scale. The Pro M-15 is the more forgiving design, with a wider sole, more offset and more perimeter weighting for roughly 5 to 15 handicaps who want extra distance from a compact head. The Pro M-13 trades some of that for a more compact head, thinner topline and more control over flight and shape, which suits roughly scratch to 10 handicaps.
The Pro M-13 is listed as Grain Flow Forged HD, split-set multi-material and the Pro M-15 as Grain Flow Forged, hollow body multi-material. The Pro M-15's hollow body lets the face flex more and moves mass low and outward, usually giving higher launch and more ball speed on off-centre strikes than the Pro M-13, at some cost in feel. The Pro M-15 adds tungsten weighting, which lowers the centre of gravity and raises stability on mis-hits, helping the long irons launch.
Both sets were introduced in 2026, so this is a choice between two models from the same lineup rather than an upgrade: Mizuno designed them to sit side by side for different players.
Which should you choose?
The Pro M-15 is the stronger-lofted set — up to 3° stronger than the Pro M-13 on matching clubs. Expect longer carry per numbered iron but a flatter descent angle; gapping at the wedge end is where that shows up.
Both charts are reproduced in full on their own pages: Mizuno Pro M-13 specs and Mizuno Pro M-15 specs.
Frequently asked questions
Is the Mizuno Pro M-13 stronger lofted than the Pro M-15?
No. The Pro M-15 is the stronger-lofted set: its 7-iron is 29° against 32° for the Mizuno Pro M-13, 3° stronger and worth roughly 9 to 12 yards of extra carry.
What is the loft difference between the Mizuno Pro M-13 and Pro M-15?
At the 7-iron the difference is 3° (32° vs 29°). The largest gap on a shared club is 3° at the 7-iron, and 7 of the 8 shared clubs differ.
Which is better for higher handicap golfers, the Mizuno Pro M-13 or the Pro M-15?
The Pro M-15. As a players distance iron it is the more forgiving design, suited to roughly 5 to 15 handicaps who want extra distance from a compact head. The Mizuno Pro M-13 is a players iron, better suited to roughly scratch to 10 handicaps.
Do the Mizuno Pro M-13 and Pro M-15 have the same lie and length?
At the 7-iron, yes: both are 62° lie and 37.25 inches long.
Shop both models
Compare prices for new and used sets on eBay:
We may earn a commission from purchases made through links on this page at no extra cost to you.