Mizuno JPX-923 Hot Metal Pro vs Mizuno JPX-923 Tour
Side-by-side factory specifications. Differing values are highlighted.
Specification comparison
| Club | JPX-923 Hot Metal Pro loft | JPX-923 Tour loft | JPX-923 Hot Metal Pro lie | JPX-923 Tour lie | JPX-923 Hot Metal Pro length | JPX-923 Tour length |
|---|---|---|---|---|---|---|
| 4 | 19 | 24 | 60 | 60 | 38.5 | 38.5 |
| 5 | 22 | 27 | 60.5 | 60.5 | 38 | 38 |
| 6 | 25 | 30 | 61 | 61 | 37.5 | 37.5 |
| 7 | 28.5 | 34 | 61.5 | 61.5 | 37 | 37 |
| 8 | 33 | 38 | 62 | 62 | 36.5 | 36.5 |
| 9 | 37.5 | 42 | 62.5 | 62.5 | 36 | 36 |
| PW | 42.5 | 46 | 63 | 63 | 35.5 | 35.5 |
| GW | — | 51 | — | 63 | — | 35.25 |
Highlighted cells differ between the two sets. Lofts and lies are factory standard.
Lofts compared
- JPX-923 Hot Metal Pro
- JPX-923 Tour
What the differences mean
At the 7-iron, the JPX-923 Hot Metal Pro is 28.5° and the JPX-923 Tour is 34°, a 5.5° gap. Each degree of loft is worth roughly 3 to 4 yards of carry at the same swing speed, so the JPX-923 Hot Metal Pro should carry roughly 16 to 22 yards further with that club, on a slightly lower, shallower flight than the JPX-923 Tour. Across the 7 clubs both sets share, the JPX-923 Tour averages 4.8° weaker, with the largest gap at the 7-iron (28.5° vs 34°). The pitching wedges are 42.5° and 46°; the stronger one leaves a 7.5° jump to a 50° gap wedge, which matters when planning wedge gapping.
The sets are built differently: the JPX-923 Hot Metal Pro runs 4-iron to PW (7 clubs), the JPX-923 Tour 4-iron to GW (8 clubs).
The JPX-923 Hot Metal Pro is a players distance iron and the JPX-923 Tour a players iron, so they sit one step apart on the forgiveness scale. The JPX-923 Hot Metal Pro 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 JPX-923 Tour 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 JPX-923 Hot Metal Pro is listed as investment cast and the JPX-923 Tour as Grain Flow Forged HD cavity back. Forging, as in the JPX-923 Tour, is generally credited with a softer feel; casting, as in the JPX-923 Hot Metal Pro, allows more complex cavity and weighting shapes, which is why it dominates forgiving irons.
Both sets were introduced in 2022, 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 JPX-923 Tour is the weaker-lofted set — up to 5.5° weaker than the JPX-923 Hot Metal Pro. That trades raw distance for a steeper landing angle and more predictable stopping power into greens.
Both charts are reproduced in full on their own pages: Mizuno JPX-923 Hot Metal Pro specs and Mizuno JPX-923 Tour specs.
Frequently asked questions
Is the Mizuno JPX-923 Hot Metal Pro stronger lofted than the JPX-923 Tour?
Yes. The Mizuno JPX-923 Hot Metal Pro 7-iron is 28.5° against 34° for the JPX-923 Tour, 5.5° stronger, which is worth roughly 16 to 22 yards of extra carry with the same swing.
What is the loft difference between the Mizuno JPX-923 Hot Metal Pro and JPX-923 Tour?
At the 7-iron the difference is 5.5° (28.5° vs 34°). The largest gap on a shared club is 5.5° at the 7-iron, and all 7 shared clubs differ.
Which is better for higher handicap golfers, the Mizuno JPX-923 Hot Metal Pro or the JPX-923 Tour?
The Mizuno JPX-923 Hot Metal Pro. 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 JPX-923 Tour is a players iron, better suited to roughly scratch to 10 handicaps.
Do the Mizuno JPX-923 Hot Metal Pro and JPX-923 Tour have the same lie and length?
At the 7-iron, yes: both are 61.5° lie and 37 inches long.
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