Mizuno JPX-825 Pro vs Mizuno JPX-850 Forged
Side-by-side factory specifications. Differing values are highlighted.
Specification comparison
| Club | JPX-825 Pro loft | JPX-850 Forged loft | JPX-825 Pro lie | JPX-850 Forged lie | JPX-825 Pro length | JPX-850 Forged length |
|---|---|---|---|---|---|---|
| 4 | 23 | 22 | 60 | 60 | 38.25 | 38.25 |
| 5 | 26 | 25 | 60.5 | 60.5 | 37.75 | 37.75 |
| 6 | 29 | 28 | 61 | 61 | 37.25 | 37.25 |
| 7 | 33 | 32 | 61.5 | 61.5 | 36.75 | 36.75 |
| 8 | 37 | 36 | 62 | 62 | 36.25 | 36.25 |
| 9 | 41 | 40 | 62.5 | 62.5 | 35.75 | 35.75 |
| PW | 45 | 45 | 63 | 63 | 35.5 | 35.5 |
| GW | 50 | 50 | 63 | 63 | 35.25 | 35.25 |
Highlighted cells differ between the two sets. Lofts and lies are factory standard.
Lofts compared
- JPX-825 Pro
- JPX-850 Forged
What the differences mean
At the 7-iron, the JPX-825 Pro is 33° and the JPX-850 Forged is 32°, a 1° gap. Each degree of loft is worth roughly 3 to 4 yards of carry at the same swing speed, so the JPX-850 Forged should carry roughly 3 to 4 yards further with that club, on a slightly lower, shallower flight than the JPX-825 Pro. Across the 8 clubs both sets share, the JPX-850 Forged averages 0.8° stronger, with the largest gap at the 4-iron (23° vs 22°).
Both are players irons, built for roughly scratch to 10 handicaps. Small-to-mid cavity backs with traditional lofts, modest offset and workable shaping for low-handicap players. Because they target the same golfer, the decision comes down to the specific loft, feel and shaping differences rather than who the sets are made for.
Both heads are listed as forged. With the build method this similar, differences in feel come down to head size, sole width, topline and offset rather than how the heads are made.
The JPX-850 Forged arrived 2 years after the JPX-825 Pro, a typical one-generation refresh. Changes over that span are usually incremental: refined face thickness, revised weighting, updated looks and small loft tweaks rather than a new concept. Here the 7-iron loft moved from 33° to 32°.
Which should you choose?
The JPX-850 Forged is the stronger-lofted set — up to 1° stronger than the JPX-825 Pro 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 JPX-825 Pro specs and Mizuno JPX-850 Forged specs.
Frequently asked questions
Is the Mizuno JPX-825 Pro stronger lofted than the JPX-850 Forged?
No. The JPX-850 Forged is the stronger-lofted set: its 7-iron is 32° against 33° for the Mizuno JPX-825 Pro, 1° stronger and worth roughly 3 to 4 yards of extra carry.
What is the loft difference between the Mizuno JPX-825 Pro and JPX-850 Forged?
At the 7-iron the difference is 1° (33° vs 32°). The largest gap on a shared club is 1° at the 4-iron, and 6 of the 8 shared clubs differ.
Are the Mizuno JPX-825 Pro and JPX-850 Forged aimed at the same golfer?
Yes. Both are players irons, built for roughly scratch to 10 handicaps. Choose on feel, looks and gapping, ideally after hitting both.
Do the Mizuno JPX-825 Pro and JPX-850 Forged have the same lie and length?
At the 7-iron, yes: both are 61.5° lie and 36.75 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.