Drivers · Mizuno · Facts checked Sep 2026
Mizuno ST-G specs
Should you replace it?
Specs Fact
| Sold as the brand's current driver | No |
|---|---|
| Launch price (USD)Launch price, not today's price. | Not available |
| Lofts | 9.5°, 10.5° ↗ |
| Hands | Right-handed and Left-handed ↗ |
| Head volume | 440 cc ↗ |
| Adjustable hosel | Yes, ±2° ↗ |
| Adjustable weights | Yes, on a track ↗ |
| Standard length | Not available |
| Standard lie | Not available |
| MOI published by the brandWe never estimate MOI. Marketing figures for combined MOI are listed as claims, not facts. | Not available |
| Stock shafts | Not available |
| On the USGA conforming list | Not available |
Checked on Sep 20, 2026 against Mizuno's own pages. "Not available" means the brand doesn't publish it; we never estimate.
What Mizuno claims Manufacturer claim
- Mizuno pitches the ST-G as a low-spin head whose weight track moves between ultra-low and mid-low spin. Source
- Brand says the CORTECH Chamber and a new Beta Rich titanium face give faster, more consistent ball speed. Source
The brand's words, summarised. Not tested by us, and never used in a verdict.
Other Mizuno drivers
How we handle data: How we rate.