Mizuno JPX900 v JPX919 irons: how are they different?

Mizuno JPX900 v JPX919: how does the tech and looks differ betweeen the generations?

Sam Mellor's picture
Wed, 29 Aug 2018


Mizuno have launched the new JPX919 series of irons, replacing the popular JPX900 models. 


There are some subtle - and some not so subtle - differences between the generations, so we've done some head-to-heads showing you images of the products and pointed out the differences. 

JPX900 Tour - £120

- Grain Flow Forged from single billet of 1025E Pure Select Mild Carbon Steel 
- weight pushed back and to extremeties with PowerFrame
- satin finish

JPX919 Tour - £135

- 10% thinner than the JPX900
- Grain Flow Forged from single billet of 1025E Pure Select Mild Carbon Steel 
- Frame open at heel for stability
- Pearl Brush Chrome Plated finish

JPX900 Forged - £120

- forged, using boron-infused steel
- multi-thickness face
- milled pocket
- PowerFrame
- midsize profile

JPX 919 Forged - £120

- new reverse milled clubface
- boron infused makes it 30% stronger
- CNC milled from the sole up
- fastest ever Mizuno forged iron
- lower, depper CG than JPX900
- Grain Flow Forged HD (High Density) from a single billet of 1025B mild carbon steel 
- Pearl Brush 
- Frame open at heel for forgiveness

JPX900 Hot Metal - £105

- uses Chromely 4140M in thin face for fast ball speeds with adjustability of a forged iron
- X30 Steel used in wedges 


JPX919 Hot Metal - £135

- made of high-strength Chromoly 4140M
- new multi-thickness face for higher ball speeds
- one-piece cup face construction for feedback and ball speed
- Frame open at the heel for stability
- Re-engineered Sound Ribs
- Pearl Brush finish




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