TaylorMade PSi vs TaylorMade M1
Side-by-side factory specifications. Differing values are highlighted.
TaylorMade PSiprogressive set — cast long irons with a Speed Pocket, forged short irons · forged carbon steel short irons with tungsten weighting in the 3 to 5 ironsTaylorMade M1investment cast multi-material with high-density tungsten · stainless steel with tungsten weighting
Specification comparison
| Club | PSi loft | M1 loft | PSi lie | M1 lie | PSi length | M1 length |
|---|---|---|---|---|---|---|
| 3 | 19 | 18 | 60.5 | 60.5 | 38.75 | 38.75 |
| 4 | 21.5 | 20.5 | 61 | 61 | 38.25 | 38.25 |
| 5 | 24.5 | 23 | 61.5 | 61.5 | 37.75 | 37.75 |
| 6 | 27.5 | 26.5 | 62.5 | 62 | 37.25 | 37.25 |
| 7 | 31.5 | 30.5 | 63 | 62.5 | 36.75 | 36.75 |
| 8 | 35.5 | 35 | 63.5 | 63 | 36.25 | 36.25 |
| 9 | 40.5 | 40 | 64 | 63.5 | 35.75 | 35.75 |
| PW | 45.5 | 45 | 64 | 64 | 35.5 | 35.5 |
| AW | 50.5 | 50 | 64 | 64 | 35.5 | 35.5 |
| SW | 55 | 55 | 64.5 | 64.5 | 35.25 | 35.25 |
Highlighted cells differ between the two sets. Lofts and lies are factory standard.
Which should you choose?
The M1 is the stronger-lofted set — up to 1.5° stronger than the PSi 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: TaylorMade PSi specs and TaylorMade M1 specs.