| Dynamic Gold 105 | Dynamic Gold 120 | |
| Flex | Regular, Stiff, Extra Stiff | Regular, Stiff, Extra Stiff |
| Weight | 101, 103, 105, 106, 107, 109 grams | 116, 118, 120 grams |
| Length | 40.5 – 37 inches | 41 – 37 inches |
| Launch | Mid-Low | Low |
| USGA Legal | Yes | Yes |
Flex: Dynamic Gold 105 vs 120
One of the first similarities between the 105 and 120 is the flex options. Both offer regular, stiff, and extra stiff options. Generally speaking this is a very wide range of flex options that are suitable for both beginners, intermediate, and experts.
For those that don’t know, the more flexible golf shafts are better for those who have slower swing speeds. The more stiff golf shafts are better for those who have faster swing speeds. So, no matter which one you choose you’ll be presented with the same exact flex options.
Weight: Dynamic Gold 105 vs 120
In terms of weight, the 105 offers significantly lighter weight options. More specifically, the 105 has weight options that are anywhere from 7 g to 19 g lighter than the 120.
Generally speaking, a lighter golf shaft is easier to swing, which will allow you to generate more speed and more distance on your golf ball. However, a lighter golf shaft is harder to control, which could lead to inaccurate and inconsistent shots.
If you are looking to increase distance, then the 105 is likely better for you. However, if you’re looking to increase your control, then the 120 is likely better for you.
Length: Dynamic Gold 105 vs 120
The next similarity between the 105 and 120 is the length options. The 105 ranges from 40.5 to 37 inches in length and the 120 ranges from 41 to 37 inches. This means that there is a 0.5 inch difference between the two which is negligible in terms of impact on performance.
So, no matter which one you choose you’ll still be getting the same type of feedback barring all other specs.
Launch: Dynamic Gold 105 vs 120
Another difference between the 105 and 120 is the launch angle. The 105 has a mid low launch angle and the 120 has a low launch angle. What this means is that the 105 will be able to get you a bit more height on the ball but not as much distance as the 120. The 120 will be able to keep your ball low to the ground that’s getting you more distance.
Legal: Dynamic Gold 105 vs 120
It’s important to know whether or not the piece of golf equipment they are using is considered legal. Believe it or not, the USGA has very strict rules on golf equipment.
According to the USGA both the 105 and 120 are considered legal. This means you can use them in any casual, high-level amateur, or professional golf outings.