Callaway X-18 vs Callaway X-20
Side-by-side factory specifications. Differing values are highlighted.
Specification comparison
| Club | X-18 loft | X-20 loft | X-18 lie | X-20 lie | X-18 length | X-20 length |
|---|---|---|---|---|---|---|
| 2 | 18 | — | 59.2 | — | 39.5 | — |
| 3 | 21 | 21 | 59.9 | 60.5 | 39 | 38.75 |
| 4 | 23.5 | 24 | 60.6 | 61 | 38.5 | 38.25 |
| 5 | 26 | 27 | 61.3 | 61.5 | 38 | 37.75 |
| 6 | 29 | 30 | 62 | 62 | 37.5 | 37.25 |
| 7 | 33 | 33 | 62.5 | 62.5 | 37 | 36.75 |
| 8 | 37 | 37 | 63.5 | 63 | 36.5 | 36.25 |
| 9 | 41 | 41 | 64.5 | 64 | 36 | 35.75 |
| PW | 46 | 45 | 65 | 65 | 35.5 | 35.25 |
| AW | 51 | 50 | 65 | 65 | 35.5 | 35.25 |
| SW | 56 | 55 | 65 | 65 | 35.25 | 35 |
| LW | 60 | 60 | 65 | 65 | 35 | 34.75 |
Highlighted cells differ between the two sets. Lofts and lies are factory standard.
Lofts compared
- X-18
- X-20
What the differences mean
At the 7-iron, the X-18 is 33° and the X-20 is 33°, identical at the club most golfers compare on, although other clubs in the sets differ. Across the 11 clubs both sets share, the differences roughly cancel out, with the largest gap at the 5-iron (26° vs 27°). The pitching wedges are 46° and 45°; the stronger one leaves a 5° jump to a 50° gap wedge, which matters when planning wedge gapping. Beyond loft, the X-18 7-iron is 0.25 inches longer (37" vs 36.75").
The sets are built differently: the X-18 runs 2-iron to LW (12 clubs), the X-20 3-iron to LW (11 clubs).
Both are game improvement irons, built for roughly 10 to 25 handicaps. Perimeter-weighted cavity backs with wider soles, more offset and stronger lofts, aimed at mid handicaps. 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 investment cast. 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 X-20 arrived 3 years after the X-18, 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.
Which should you choose?
Loft differences between the X-18 and X-20 run in both directions rather than shifting the whole set one way, so the choice comes down to shaping, feel and gapping at the ends of the set rather than outright distance.
Both charts are reproduced in full on their own pages: Callaway X-18 specs and Callaway X-20 specs.
Frequently asked questions
Is the Callaway X-18 stronger lofted than the X-20?
Not at the 7-iron, where both are 33°. Other clubs in the sets differ, so compare the full table above.
What is the loft difference between the Callaway X-18 and X-20?
At the 7-iron the difference is 0° (33° vs 33°). The largest gap on a shared club is 1° at the 5-iron, and 6 of the 11 shared clubs differ.
Are the Callaway X-18 and X-20 aimed at the same golfer?
Yes. Both are game improvement irons, built for roughly 10 to 25 handicaps. Choose on feel, looks and gapping, ideally after hitting both.
Do the Callaway X-18 and X-20 have the same lie and length?
Not exactly. At the 7-iron the Callaway X-18 is 62.5° lie and 37 inches, the X-20 62.5° and 36.75 inches. Both can be bent or built to your own fit.
Shop Callaway X-18
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