Mizuno ST-Z 230 Golf Driver Review

2023

Mizuno ST-Z 230 Golf Driver Review

80 overall

The Bottom Line

Mizuno ST-Z 230 is the better of the two Mizuno driver models in this test. Overall, it is slightly below average in relation to the field, which spills over to each of the three scoring metrics.

Pros

Off the rack, Mizuno offers a solid shaft selection for golfers. An adjustable loft sleeve also assists with dialing it in. Forgiveness is its lone bright spot.

Cons

Distance and accuracy are below average in relation to the overall driver field.

About the Mizuno ST-Z 230 Golf Driver

The Mizuno ST-Z 230 is a golf driver designed to offer golfers a straight bias with great stability on off-center hits. It is the successor to the previous ST-Z model and aims to improve on its performance and feel. The main focus of the ST-Z 230 is to provide a balanced club that delivers mid/low spin rates, higher MOI, and improved workability.

The Mizuno ST-Z 230 is intended to deliver straight, stable, and low-spinning shots. It is designed to help golfers achieve more consistent performance off the tee, with added forgiveness for off-center hits. The driver also offers improved adjustability, allowing golfers to fine-tune their desired loft and trajectory.

Mizuno ST-Z 230 Golf Driver Technology and Features

The Mizuno ST-Z 230 driver features a Forged SAT 2041 Beta Ti Face, more resilient than the commonly used 6-4 titanium. The face is constructed with a multi-thickness design, made possible by Mizuno’s CORTECH Chamber technology.

The construction of the ST-Z 230 driver incorporates several innovative features:

  • CORTECH Chamber: The CORTECH Chamber technology encases a 3-gram stainless steel weight with elastomeric TPU, reducing stress on the clubface and creating an additional source of energy.
  • Unified Sole Composite: The carbon sole plate is now a single piece, allowing weight to be pushed to the extremes for overall stability.
  • Straight Flight Bias: The mass of the club is spread evenly to encourage a highly stable, straight ball flight.
  • Modern Players Profile: The profile of the club is pushed lower to the ground for low/mid-spin performance and aligns square to open.

The Mizuno ST-Z 230 driver offers a Quick Switch Hosel with 4 degrees of adjustability. This allows golfers to fine-tune the loft and trajectory to their preference.

The Forged SAT 2041 Beta Ti Face provides increased resilience compared to the commonly used 6-4 titanium, allowing for a more complex mul

Mizuno ST-Z 230 Golf Driverf Performance

The Mizuno ST-Z 230 driver is designed to provide low to mid-spin performance, with a launch angle that is suitable for a wide range of golfers. The driver aims to help players achieve optimal distance and control on their shots.

The ST-Z 230 driver offers a straight flight bias, with mass spread evenly to encourage a highly stable, straight ball flight. This design helps golfers achieve more consistent shot shapes and improved accuracy off the tee.

The Mizuno ST-Z 230 driver features a high MOI design, with weight pushed to the extremes for overall stability. This results in improved forgiveness on off-center hits, helping golfers maintain consistent performance even when their swing fluctuates.

Insights from MyGolfSpy testing

Mizuno ST-Z 230 driver finishes in a below average placement for the best golf drivers 2023 test. Mizuno is making strides in their metalwood department and there are glimpses of potential for the ST-Z 230 driver. Unfortunately, it is an underwhelming performance based on data relative to the field.

Looks, Sound, and Feel

Our testing pool rates Mizuno ST-Z 230 poorly for looks, sound, and feel compared to the rest of the driver field. Its highest subjective feedback score comes in the the looks category. 

Mizuno ST-Z 230 Golf Driver Who it’s For?

The Mizuno ST-Z 230 driver is designed for a wide range of golfers, from beginners to professionals. Its straight flight bias, low to mid-spin performance, and high MOI design make it suitable for players looking for improved stability, control, and forgiveness. However, golfers who prefer a more workable driver with a higher spin rate may prefer other options on the market.

Specs & Pricing

The Mizuno ST-Z 230 driver is available in two loft options:

  • 9.5 degrees (adjustable from 7.5 to 11.5 degrees)
  • 10.5 degrees (adjustable from 8.5 to 12.5 degrees)

Both loft options are available for right-handed players, while the 9.5-degree model is also available for left-handed players.

At $500, the Mizuno ST-Z 230 driver is competitively priced in line with other high-performance drivers on the market.

FAQs

Q: How does the Mizuno ST-Z 230 compare to its predecessor, the ST-Z?

A: The ST-Z 230 features several improvements over the previous ST-Z model, including an updated CORTECH Chamber technology, a unified sole composite, and a modern player’s profile. These updates aim to give golfers a more solid feel, improved stability, and better overall performance.

Q: How adjustable is the Mizuno ST-Z 230 driver?

A: The Mizuno ST-Z 230 driver offers 4 degrees of loft adjustability through its Quick Switch Hosel, allowing golfers to fine-tune their desired loft and trajectory.

Q: Is the Mizuno ST-Z 230 driver suitable for beginners?

A: Yes, the ST-Z 230 driver is designed to provide improved stability, control, and forgiveness, making it suitable for golfers of all skill levels, including beginners. However, it is recommended that beginners go through a professional fitting to ensure the driver is properly matched to their swing and skill level.

Q: Can left-handed players use the Mizuno ST-Z 230 driver?

A: The Mizuno ST-Z 230 driver is available in a 9.5-degree loft option for left-handed players.

 

img Distance

  • rank
    23rd

How is distance measured?

Taking into account total distance and carry distance, our distance scoring is a metric ultimately telling you the total yards achieved by the club.

Testing Pool

Details to come...

Notes from the MGS Testing Team

 

Rankings

img Accuracy

  • rank
    17th

What is accuracy?

Accuracy evaluates if a player’s shots with each club are above or below what’s expected based on that player’s skill level. By eliminating variables in player ability, accuracy determines how well the club improves a player’s overall score.

Testing Pool

Details to come...

Notes from the MGS Testing Team

 

Rankings

img Forgiveness

  • rank
    18th

How is forgiveness tested?

Forgiveness measures how well a club corrects for hits that are center or off center off the face of the club. A high forgiveness rating tells you that a club does well at maintaining consistency in performance when your swing fluctuates.

Testing Pool

Details to come...

Notes from the MGS Testing Team

 

Rankings

img Ball Speed

  • rank
    27th

How is ball speed tested?

Ball speed measures how fast the ball is traveling off the face of the club. We eliminate variables like player swing speed or ability, so you can compare ball speeds off the face as affected by the club, not the player.

Testing Pool

Details to come...

Notes from the MGS Testing Team

 

Rankings

img Fairways Hit

  • rank
    17th

What is fairways hit?

We evaluate the percentage of shots that hit the fairway compared to shots in the rough. This shows the accuracy of a club, with a higher percentage earning a higher accuracy rating.

Testing Pool

Details to come...

Notes from the MGS Testing Team

 

Rankings

The best performing drivers paired to your swing.

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specs & details

141.1

Ball Speed

The speed at which the golf ball travels after being struck by the golf club. It is usually measured in miles per hour (mph).

4036

Shot Area

Shot Area is a measure of downrage dispersion. The displayed value is the area of an ellipse (measured in yards2) in which 90% of future shots would be expected to fall.

248.6

Total Distance

The total distance the golf ball travels from the point of impact with the clubface to the point where it stops, including both carry distance and any additional roll after the ball lands.

233.8

Carry

The distance the golf ball travels through the air from the point of impact with the clubface to the point where it first touches the ground. Carry distance does not include any additional roll after the ball lands.

2485.5

Spin

The amount of backspin or topspin on the golf ball after the club strikes it. Spin can affect how the ball travels through the air and how it behaves when it lands.

13.9

Launch Angle

The angle at which the golf ball leaves the clubface after being struck. This is typically measured in degrees.

28.3

Apex

The highest point in the golf ball's trajectory after the club strikes it. This is typically measured in feet above the ground.

36.9

Descent

The angle at which the golf ball descends from the apex of its trajectory to the ground. This is typically measured in degrees.

16.5

Yards From Center

This refers to the distance that a golf shot travels from the center of the fairway. It is often used to measure accuracy, with shots closer to the center considered more accurate.

67

Fairway

Refers to the percentage of times a golfer successfully lands their tee shot on the fairway. It is often used as a measure of accuracy.

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