In a day where brands are focused on more distance, Mizuno have done a fantastic job of staying true to their core and still remaining focused on a fantastic feel whilst adding technology to the head. The Mizuno Pro 243 iron is their latest offering, so how did we find it? Read on to find out.
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NCG SUMMARY
Mizuno have been at the top of the game when it comes to player’s irons, so it should not be a surprise that these irons are fantastic.
This iron has that compact shape behind the ball that we are all looking for, but inside that small head is the power that rivals some of even the longest players’ iron competitors.
In building that power, however, they have not lost any of their famous feel, as contact feels like their small muscle back blade.
PROS
- New soles cut through turf wonderfully
- Short irons are precision tools
- Surprisingly long
CONS
- None
Mizuno Pro 243 Irons Review: First Impressions
These irons are beautifully put together. They are sleek, small and compact, and are shiny, yet not too reflective with a full satin brush finish. Mizuno’s design team this year has nailed it aesthetically. Putting the club behind the ball, you do feel like you have a small player’s iron in your hand, but on first contact, you realise there is more to these irons than meets the eye.

NCG Verdict
The Mizuno Pro 243 iron goes up against some of the most popular irons in the market. Not a hollow-headed iron, but a powerful CB player’s iron that is supposed to provide confidence behind the ball but provide the control into the greens that a tour player would need.
It is unbelievable how much technology Mizuno have packed into this head. The head is made from a single billet of grain flow forged HD in Hiroshima, Japan, with a soft copper underlay, which provides a soft feel from the face. This year, using harmonic impact technology, Mizuno have managed to match the vibration frequency of this iron to the 241 blade head, so this iron actually feels like a blade at impact, which is incredible.

The short irons (pw-8) are made from 1025E pure select mild carbon steel and the longer irons are 4120 Chromoly which a flow microslot behind the face so the face is more reactive on off centre hits. You can’t see it (big win for Mizuno) but it is there and you can feel how powerful the long irons are. The 5 iron shots I hit really felt like rockets and I loved the flight and numbers it produced.
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You can see in my shots how long these irons are. 146 yards for a nine iron is solid for me, 168 yards for a seven iron is really solid and over 190 yards for a five iron is amazing. Do not confuse these irons for distance irons; they are absolutely player’s control clubs, but they produce faster ball speeds than any of the other similar irons on the market.

To fit the microslot in the sole and face requires space, so Mizuno have had to design the soles slightly thicker than on some previous models. They do an excellent job of hiding this with a new bounce angle and wrap-around sole grind. This not only improves turf interaction but effectively slims the sole down to effectively transition shorter irons to long irons.
If you want to mix and match these irons there are more models in the Mizuno Pro lineup that you might consider split setting with. The Mizuno Pro 241, 243, and 245 irons all offer different characteristics to help optimize your iron play. The frequency-matched blade irons are a no-brainer, in my opinion, for something smaller in the shorter irons. You might even consider a Pro Fli-Hi for more height and carry in the longer irons.

Mizuno Pro 243 Irons Review Review: The Details
Available: Now
RRP: £1299 4-PW / from $1399.99
7 iron loft: (Degrees) 32
Shafts: 24 custom shafts available
More information: Mizuno Website
- RELATED: Mizuno Pro Irons: Everything You Need To Know!
- RELATED: Mizuno Pro S-3 Irons Review
- RELATED: Best Mizuno Drivers 2025: Best Value Drivers on the market?
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